# Building permits at 1218 3rd Ave, Seattle, WA

The biggest project within a quarter mile since May 1: a $4.8M alteration or repair at 600 University St, permitted Jul 8.

53 permits on record here. The newest, Sep 26, 2025: Construct blanket permit tenant improvements to future tenant on the 18th floor of existing commercial. Within a quarter mile, the city has issued 62 more permits (61 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Sep 26, 2025 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 18th floor of existing commercial building per plan. | $100,000 | [7106058-BK](https://nearbypermits.com/seattle/permit/7106058-BK/) |
| Sep 26, 2025 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 18th floor of existing commercial building per plan. | $70,000 | [7106056-BK](https://nearbypermits.com/seattle/permit/7106056-BK/) |
| Sep 26, 2025 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 13th floor of existing commercial building per plan. | $40,000 | [7106053-BK](https://nearbypermits.com/seattle/permit/7106053-BK/) |
| Oct 12, 2021 | Fence, wall or deck | Construct tenant improvements to dental office on level 13 of existing commercial structure subject to field inspection (STFI) | $7,500 | [6860594-CN](https://nearbypermits.com/seattle/permit/6860594-CN/) |
| Mar 22, 2021 | Alteration or repair | Tenant improvements to 17th floor offices subject to field inspection. | $400,000 | [6829200-CN](https://nearbypermits.com/seattle/permit/6829200-CN/) |
| Dec 15, 2020 | Alteration or repair | Remove and replace steel lintels on exterior façade of commercial building [SEATTLE TOWER] per plan. | $156,000 | [6800665-CN](https://nearbypermits.com/seattle/permit/6800665-CN/) |
| Oct 20, 2020 | Alteration or repair | Blanket permit tenant improvement to office space for 12th Floor Marketing Suite per plans. | $750,000 | [6787626-BK](https://nearbypermits.com/seattle/permit/6787626-BK/) |
| Aug 11, 2020 | Fire systems | Construct Non-structural interior alteration (tenant improvement) to existing office space. per STFIMechanical electrical plumbing and any fire protection will be design-build and permitted separately. | $150,000 | [6795489-CN](https://nearbypermits.com/seattle/permit/6795489-CN/) |
| Aug 6, 2020 | Alteration or repair | Blanket permit tenant improvements to office space for HOK Seattle on the 5th floor per plans. | $150,000 | [6782290-BK](https://nearbypermits.com/seattle/permit/6782290-BK/) |
| Jun 18, 2019 | Alteration or repair | Construct interior alterations for tenant improvement to the 15th floor of an existing office space Subject to Field Inspection (STFI) | $40,000 | [6733369-CN](https://nearbypermits.com/seattle/permit/6733369-CN/) |
| Jan 4, 2019 | Roofing | Construct alterations to existing commercial building to install HVAC platforms on the 17th floor roof per plan. | $27,400 | [6680285-CN](https://nearbypermits.com/seattle/permit/6680285-CN/) |
| Feb 27, 2018 | Alteration or repair | Office tenant improvements to suite 1518 subject to field inspection. | $10,000 | [6647714-CN](https://nearbypermits.com/seattle/permit/6647714-CN/) |
| Feb 22, 2018 | Alteration or repair | Construct tenant improvement to portion of an existing tenant space suite 300 occupy per plans. | $60,000 | [6632256-CN](https://nearbypermits.com/seattle/permit/6632256-CN/) |
| Jan 18, 2018 | Alteration or repair | Basement Upgrades (Bicycle Storage)/ TI Improvements subject to field inspection (STFI) | $50,000 | [6638826-CN](https://nearbypermits.com/seattle/permit/6638826-CN/) |
| Nov 1, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations 11th Floor (INGENIUX full floor tenant) per plan. | Not listed | [6613742-BK](https://nearbypermits.com/seattle/permit/6613742-BK/) |
| Aug 22, 2017 | Alteration or repair | Tenant Improvement to a portion of the 5th floor of the Seattle Tower to create business and meeting area lobby amenities. | $298,869 | [6586900-CN](https://nearbypermits.com/seattle/permit/6586900-CN/) |
| Mar 8, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement for 5th floor of "Urban Renaissance Group" (Fitness/Lockers Permit B) per plan. | Not listed | [6564103-BK](https://nearbypermits.com/seattle/permit/6564103-BK/) |
| Feb 9, 2017 | Alteration or repair | Construct alterations (demo) on 11th floor of an existing office building subject to field inspection (STFI) | $70,000 | [6579539-CN](https://nearbypermits.com/seattle/permit/6579539-CN/) |
| Oct 25, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement on the 8th floor for En Masse Entertainment per plan. | Not listed | [6560955-BK](https://nearbypermits.com/seattle/permit/6560955-BK/) |
| Jun 28, 2016 | Alteration or repair | Tenant improvements to 27th floor office space subject to field inspection. | $50,000 | [6543167-CN](https://nearbypermits.com/seattle/permit/6543167-CN/) |
| Oct 30, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations on 3rd floor for tenant General Assembly. | Not listed | [6498239-BK](https://nearbypermits.com/seattle/permit/6498239-BK/) |
| Oct 14, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations T.I. for 6th and 7th floors of "Flowroute" per plan. | Not listed | [6490336-BK](https://nearbypermits.com/seattle/permit/6490336-BK/) |
| Mar 27, 2015 | Alteration or repair | Construct alterations to 17th floor suite 1705 in existing commercial building per plan and subject to field inspection. | $32,000 | [6466188-CN](https://nearbypermits.com/seattle/permit/6466188-CN/) |
| Mar 12, 2015 | Alteration or repair | Non-structural interior alterations to Suite 1310 in existing commercial building for office tenant subject to field inspection. | $50,000 | [6463776-CN](https://nearbypermits.com/seattle/permit/6463776-CN/) |
| Feb 5, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 9th floor. For (rational interaction) per plans. | Not listed | [6443971-BK](https://nearbypermits.com/seattle/permit/6443971-BK/) |
| Oct 28, 2014 | Alteration or repair | Construct alterations to existing commercial tenant space 105 subject to field inspection (STFI) | $275,000 | [6443404-CN](https://nearbypermits.com/seattle/permit/6443404-CN/) |
| Apr 10, 2014 | Alteration or repair | Non-structual tenant improvement to 18th floor per plot plan per subject to field inspection | $18,000 | [6412711-CN](https://nearbypermits.com/seattle/permit/6412711-CN/) |
| Feb 3, 2014 | Alteration or repair | Interior non-structural tenant improvements to 16th floor (Carollo) per plans. | Not listed | [6399035-BK](https://nearbypermits.com/seattle/permit/6399035-BK/) |
| Aug 30, 2013 | Alteration or repair | Construct non structural alterations on 12th floor for new office partitions an break area per floor plan and subject to field inspection | $15,000 | [6381043-CN](https://nearbypermits.com/seattle/permit/6381043-CN/) |
| Jun 5, 2013 | Alteration or repair | Non-Structural Interior Alerations Only. Tenant Improvement Core Physical Therapy Floor 1. | Not listed | [6366615-BK](https://nearbypermits.com/seattle/permit/6366615-BK/) |
| Oct 3, 2012 | Alteration or repair | blanket permit for non structural TI on the 22nd floor (Guardian Real Estate Services) per plan. | Not listed | [6331759-BK](https://nearbypermits.com/seattle/permit/6331759-BK/) |
| Mar 20, 2012 | Alteration or repair | Administrative blanket permit - non-strucural interior alterations only to the 14th floor per plans. | Not listed | [6313034-BK](https://nearbypermits.com/seattle/permit/6313034-BK/) |
| Feb 17, 2012 | Alteration or repair | Non structural alterations on 19th floor for new break area per floor plan and subject to field inspection | $45,000 | [6311286-CN](https://nearbypermits.com/seattle/permit/6311286-CN/) |
| Dec 2, 2011 | Alteration or repair | Construct interior non-structural alterations to existing office tenant space (suite 915) per floor plan and subject to field inspection STFI. | $18,000 | [6303836-CN](https://nearbypermits.com/seattle/permit/6303836-CN/) |
| Dec 2, 2011 | Alteration or repair | Construct interior non-structural alterations to existing office tenant space (suite 104) per floor plan and subject to field inspection STFI. | $31,000 | [6303831-CN](https://nearbypermits.com/seattle/permit/6303831-CN/) |
| Dec 2, 2011 | Alteration or repair | Construct interior non-structural alterations to existing office tenant space (suite 505) per floor plan and subject to field inspection STFI. | $27,200 | [6303827-CN](https://nearbypermits.com/seattle/permit/6303827-CN/) |
| Nov 18, 2011 | Alteration or repair | Construct interior non-structural alts. to existing commercial space (Montgomery Scarp PLLC) on 25th floor of Seattle Tower per floor plan and subject to field inspection STFI. | $12,000 | [6302678-CN](https://nearbypermits.com/seattle/permit/6302678-CN/) |
| Oct 19, 2011 | Alteration or repair | Alterations to existing office to create some new offices within per floor plan and subject to field inspection | $18,000 | [6299224-CN](https://nearbypermits.com/seattle/permit/6299224-CN/) |
| Oct 17, 2011 | Alteration or repair | Blanket Permit - Non struct interior tenant improvement for CDM Floor 10 | Not listed | [6297308-BK](https://nearbypermits.com/seattle/permit/6297308-BK/) |
| Sep 7, 2010 | Alteration or repair | Blanket Permit non-structural interior alterations on 3rd Floor Suite 317 to change a vacant space into a tennant amenity (fitness and locker room). | Not listed | [6259148-BK](https://nearbypermits.com/seattle/permit/6259148-BK/) |
| Jun 21, 2010 | Alteration or repair | Construct interior alterations and change use from office to restaurant of first floor Suite 102 (World Fresh restaurant) and occupy per plan (Mechanical included). | $80,000 | [6216535-CN](https://nearbypermits.com/seattle/permit/6216535-CN/) |
| Jul 21, 2008 | Alteration or repair | Blanket permit - non-strucural interior alterations only to the 11th floor | Not listed | [6182420-BK](https://nearbypermits.com/seattle/permit/6182420-BK/) |
| Apr 15, 2008 | Other | ADMINISTRATIVE BLANKET PERMIT - to the 19th floor Legacy Partners | Not listed | [6176714-BK](https://nearbypermits.com/seattle/permit/6176714-BK/) |
| Feb 4, 2008 | Alteration or repair | Construct non structural tenant improvement interior alterations to NW corner of 11th floor existing office space of Seattle Tower per plan. | $20,000 | [6169033-CN](https://nearbypermits.com/seattle/permit/6169033-CN/) |
| Nov 7, 2007 | Alteration or repair | Administrative blanket permit - non-strucural interior alterations only to the 8th floor. | Not listed | [6157894-BK](https://nearbypermits.com/seattle/permit/6157894-BK/) |
| Mar 30, 2007 | Alteration or repair | Administrative blanket permit - non-strucural interior alterations only for the 17th floor suite 1700 | Not listed | [6133353-BK](https://nearbypermits.com/seattle/permit/6133353-BK/) |
| Jan 18, 2007 | Alteration or repair | interior alterations 1518 per STFI | $12,000 | [6125816-CN](https://nearbypermits.com/seattle/permit/6125816-CN/) |
| Jan 18, 2007 | Alteration or repair | interior alterations suite 1100 per STFI | $20,000 | [6125814-CN](https://nearbypermits.com/seattle/permit/6125814-CN/) |
| Dec 20, 2006 | Other | Montgomery Scarp McDougall | Not listed | [6121714-BK](https://nearbypermits.com/seattle/permit/6121714-BK/) |
| Aug 18, 2006 | Alteration or repair | Nonstructural reconfiguration of office space to create 5 new offices in existing open office space subject to field inspcetion (STFI) | $50,000 | [6109807-CN](https://nearbypermits.com/seattle/permit/6109807-CN/) |
| Jun 2, 2006 | Alteration or repair | Non-structural interior tenant improvement of existing office on the 23rd floor per plan. | $91,000 | [6100394-CN](https://nearbypermits.com/seattle/permit/6100394-CN/) |
| Jan 25, 2006 | Alteration or repair | Non-structural admin office tenant improvements north half 3rd floor of existing commercial (Seattle Tower) bldg per plan. | $227,000 | [6084616-CN](https://nearbypermits.com/seattle/permit/6084616-CN/) |
| Dec 29, 2005 | Alteration or repair | Make interior non-structural alterations to office suite 1600 - add two new offices all per subject to field inspection. Stfi | $22,000 | [6083548-CN](https://nearbypermits.com/seattle/permit/6083548-CN/) |

## Within ¼ mi since May 1, 2026

62 permits in the circle. From our copy of the city's data (last 24 months).

### Next door (under 250 ft), 6 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 8, 2026 | [1201 3rd Ave](https://nearbypermits.com/seattle/address/1201-3rd-ave/) | 230 ft SW | Alteration or repair | Construct blanket permit tenant improvements to Ogletree Deakins on the 51st floor of existing commercial building per plan. | $1,012,678 | [7158473-BK](https://nearbypermits.com/seattle/permit/7158473-BK/) |
| Aug 14, 2026 | [1301 4th Ave](https://nearbypermits.com/seattle/address/1301-4th-ave/) | 210 ft N | Alteration or repair | Construct blanket permit tenant improvements to Klinedinst Law on the 13th floor of existing commercial building per plan. | $39,490 | [7154263-BK](https://nearbypermits.com/seattle/permit/7154263-BK/) |
| Aug 4, 2026 | [1201 3rd Ave](https://nearbypermits.com/seattle/address/1201-3rd-ave/) | 230 ft SW | Alteration or repair | Construct interior alterations for partial floor office tenant space (Egon Zehnder) at Floor 49 of existing commercial building per plan. | $585,000 | [7139485-CN](https://nearbypermits.com/seattle/permit/7139485-CN/) |
| Jul 28, 2026 | [1201 3rd Ave](https://nearbypermits.com/seattle/address/1201-3rd-ave/) | 230 ft SW | Alteration or repair | Construct blanket permit tenant improvements to O'Hagan Meyer on the eighth floor of existing commercial building per plan. | $180,000 | [7148047-BK](https://nearbypermits.com/seattle/permit/7148047-BK/) |
| Jul 23, 2026 | [1215 4th Ave](https://nearbypermits.com/seattle/address/1215-4th-ave/) | 160 ft E | Alteration or repair | Construct alterations to ground level lobby of existing office building per plan. | $754,000 | [7112847-CN](https://nearbypermits.com/seattle/permit/7112847-CN/) |
| Jun 2, 2026 | [1301 4th Ave](https://nearbypermits.com/seattle/address/1301-4th-ave/) | 210 ft N | Alteration or repair | Construct blanket permit tenant improvements to Capstone Accounting & Tax on the 14th floor of existing commercial building per plan. | $50,000 | [7134466-BK](https://nearbypermits.com/seattle/permit/7134466-BK/) |

### This block (250 to 1,000 ft), 24 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 2, 2026 | [1201 2nd Ave](https://nearbypermits.com/seattle/address/1201-2nd-ave/) | 530 ft SW | Alteration or repair | Construct interior non-structural alterations to tenant space at 27th Floor of existing commercial building (Qaltrics Tower at 2+U) subject to field inspection (STFI) | $120,000 | [7165263-CN](https://nearbypermits.com/seattle/permit/7165263-CN/) |
| Sep 29, 2026 | [1000 4th Ave](https://nearbypermits.com/seattle/address/1000-4th-ave/) | 750 ft SE | Alteration or repair | Construct alterations to SPL Central Library at L1 and L2 per plan. | $250,000 | [7028993-CN](https://nearbypermits.com/seattle/permit/7028993-CN/) |
| Sep 23, 2026 | [1103 1st Ave](https://nearbypermits.com/seattle/address/1103-1st-ave/) | 920 ft SW | Alteration or repair | Construct tenant improvements for restaurant on ground floor of mixed-use building per plan | $50,000 | [7135199-CN](https://nearbypermits.com/seattle/permit/7135199-CN/) |
| Sep 16, 2026 | [1201 2nd Ave](https://nearbypermits.com/seattle/address/1201-2nd-ave/) | 530 ft SW | Alteration or repair | Construct tenant improvement to level 14 of commercial office space subject to field inspection STFI. | $70,000 | [7162802-CN](https://nearbypermits.com/seattle/permit/7162802-CN/) |
| Aug 19, 2026 | [1015 2nd Ave](https://nearbypermits.com/seattle/address/1015-2nd-ave/) | 830 ft S | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the eighth and ninth floors of existing commercial building per plan. | $180,000 | [7155637-BK](https://nearbypermits.com/seattle/permit/7155637-BK/) |
| Aug 18, 2026 | [1225 1st Ave](https://nearbypermits.com/seattle/address/1225-1st-ave/) | 840 ft SW | Alteration or repair | Construct interior alterations to restaurant space subject to field inspection STFI. | $488,950 | [7158335-CN](https://nearbypermits.com/seattle/permit/7158335-CN/) |
| Aug 17, 2026 | [925 4th Ave](https://nearbypermits.com/seattle/address/925-4th-ave/) | 970 ft SE | Alteration or repair | Construct interior alterations to existing offices spaces subject to field inspection STFI. | $45,000 | [7158336-CN](https://nearbypermits.com/seattle/permit/7158336-CN/) |
| Aug 4, 2026 | [1221 1st Ave](https://nearbypermits.com/seattle/address/1221-1st-ave/) | 840 ft SW | Roofing | Re-roof of multiple roof faucets. Remove existing and install vapor retarder over concrete deck average R-30 adhered roof insulation with 0.25/12 taper self-adhering base sheet torch down cap sheet. | $650,000 | [7156537-RR](https://nearbypermits.com/seattle/permit/7156537-RR/) |
| Aug 4, 2026 | [1201 2nd Ave](https://nearbypermits.com/seattle/address/1201-2nd-ave/) | 530 ft SW | Alteration or repair | Construct blanket permit tenant improvements to Laird Norton on the 14th floor of existing commercial building per plan. | $410,815 | [7153138-BK](https://nearbypermits.com/seattle/permit/7153138-BK/) |
| Jul 30, 2026 | [1201 2nd Ave](https://nearbypermits.com/seattle/address/1201-2nd-ave/) | 530 ft SW | Alteration or repair | Construct tenant improvements in commercial building on Level 30 (Anduril) occupy per plan. | $100,000 | [7144588-CN](https://nearbypermits.com/seattle/permit/7144588-CN/) |
| Jul 29, 2026 | [1000 2nd Ave](https://nearbypermits.com/seattle/address/1000-2nd-ave/) | 740 ft S | Alteration or repair | Construct tenant improvement to existing office space subject to field inspection STFI. | $206,356 | [7155259-CN](https://nearbypermits.com/seattle/permit/7155259-CN/) |
| Jul 28, 2026 | [925 4th Ave](https://nearbypermits.com/seattle/address/925-4th-ave/) | 970 ft SE | Alteration or repair | Construct blanket permit tenant improvements to Eastdil Secured LLC on the 23rd floor of existing commercial building per plan. | $350,000 | [7150067-BK](https://nearbypermits.com/seattle/permit/7150067-BK/) |
| Jul 15, 2026 | [925 4th Ave](https://nearbypermits.com/seattle/address/925-4th-ave/) | 970 ft SE | Alteration or repair | Construct exterior alterations to existing commercial building per plan. | $43,605 | [7118357-CN](https://nearbypermits.com/seattle/permit/7118357-CN/) |
| Jul 7, 2026 | [1301 2nd Ave](https://nearbypermits.com/seattle/address/1301-2nd-ave/) | 580 ft W | Alteration or repair | Tenant improvements at level 1 (coat check) of existing art museum (Seattle Art Museum) subject to field inspection. | $166,597 | [7148391-CN](https://nearbypermits.com/seattle/permit/7148391-CN/) |
| Jul 7, 2026 | [1300 1st Ave](https://nearbypermits.com/seattle/address/1300-1st-ave/) | 580 ft W | Alteration or repair | Construct alterations to south lobby of existing commercial building (Seattle Art Museum) per plan | $74,331 | [7112517-CN](https://nearbypermits.com/seattle/permit/7112517-CN/) |
| Jun 26, 2026 | [1301 5th Ave](https://nearbypermits.com/seattle/address/1301-5th-ave/) | 490 ft N | Alteration or repair | Blanket permit tenant improvements for MILLIMAN on floors 36-39 of existing commercial building per plan. | $150,000 | [7142360-BK](https://nearbypermits.com/seattle/permit/7142360-BK/) |
| Jun 23, 2026 | [1109 2nd Ave](https://nearbypermits.com/seattle/address/1109-2nd-ave/) | 650 ft SW | Alteration or repair | Blanket permit tenant improvements for SONOS in Suite 1500 of existing commercial building per plan. | $203,000 | [7142419-BK](https://nearbypermits.com/seattle/permit/7142419-BK/) |
| Jun 23, 2026 | [1300 1st Ave](https://nearbypermits.com/seattle/address/1300-1st-ave/) | 580 ft W | Alteration or repair | Construct tenant improvements to existing commercial building (Seattle Art Museum) at Level 2 occupy per plan. Mechanical Included. | $500,000 | [7136952-CN](https://nearbypermits.com/seattle/permit/7136952-CN/) |
| Jun 2, 2026 | [401 Union St](https://nearbypermits.com/seattle/address/401-union-st/) | 550 ft N | Alteration or repair | Construct blanket permit tenant improvements to PACIFICA LAW GROUP on Floor 16 of existing commercial building per plan. | $300,000 | [7141836-BK](https://nearbypermits.com/seattle/permit/7141836-BK/) |
| Jun 1, 2026 | [1301 5th Ave](https://nearbypermits.com/seattle/address/1301-5th-ave/) | 490 ft N | Alteration or repair | Construct blanket permit tenant improvements to Perkins & Will on floors 12 & 23 of existing commercial building per plan. | $540,000 | [7136812-BK](https://nearbypermits.com/seattle/permit/7136812-BK/) |
| May 28, 2026 | [425 Pike St](https://nearbypermits.com/seattle/address/425-pike-st/) | 970 ft N | Alteration or repair | Construct alterations to existing commercial building at level 1 per plan. | $120,000 | [7131671-CN](https://nearbypermits.com/seattle/permit/7131671-CN/) |
| May 20, 2026 | [1300 1st Ave](https://nearbypermits.com/seattle/address/1300-1st-ave/) | 580 ft W | Alteration or repair | Construct tenant improvements to portions of SAM subject to field inspection (STFI | $524,406 | [7143840-CN](https://nearbypermits.com/seattle/permit/7143840-CN/) |
| May 19, 2026 | [1301 5th Ave](https://nearbypermits.com/seattle/address/1301-5th-ave/) | 490 ft N | Alteration or repair | Construct tenant improvements to the north central portion at Levels 37 & 39 of exiting office building (Rainier Tower) and occupy per plan | $200,640 | [7108557-CN](https://nearbypermits.com/seattle/permit/7108557-CN/) |
| May 5, 2026 | [1301 5th Ave](https://nearbypermits.com/seattle/address/1301-5th-ave/) | 490 ft N | Alteration or repair | Construct blanket permit tenant improvements to Milliman on floors 36-39 of existing commercial building per plan. | $3,600,000 | [7126559-BK](https://nearbypermits.com/seattle/permit/7126559-BK/) |

### Farther (1,000 ft to ¼ mi), 32 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 2, 2026 | [520 Pike St](https://nearbypermits.com/seattle/address/520-pike-st/) | 0.25 mi N | Alteration or repair | Construct tenant improvements for office tenant [BMO] at level 13 of commercial office building [520 PIKE BUILDING] subject to field inspection [STFI]. | $484,176 | [7156309-CN](https://nearbypermits.com/seattle/permit/7156309-CN/) |
| Sep 23, 2026 | [601 Union St](https://nearbypermits.com/seattle/address/601-union-st/) | 0.25 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Snell & Wilmer on the 37th floor of existing commercial building per plan. | $64,000 | [7163264-BK](https://nearbypermits.com/seattle/permit/7163264-BK/) |
| Sep 23, 2026 | [601 Union St](https://nearbypermits.com/seattle/address/601-union-st/) | 0.25 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Snell & Wilmer on the 37th floor of existing commercial building per plan. | $206,000 | [7163258-BK](https://nearbypermits.com/seattle/permit/7163258-BK/) |
| Sep 18, 2026 | [920 5th Ave](https://nearbypermits.com/seattle/address/920-5th-ave/) | 0.21 mi SE | Alteration or repair | Construct tenant improvement to existing commercial building at level 19 tenant space (Stripe) occupy per plan. | $887,852 | [7151731-CN](https://nearbypermits.com/seattle/permit/7151731-CN/) |
| Sep 15, 2026 | [601 Union St](https://nearbypermits.com/seattle/address/601-union-st/) | 0.25 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Avenue5 Residential on the 50th floor of existing commercial building per plan. | $1,107,000 | [7160931-BK](https://nearbypermits.com/seattle/permit/7160931-BK/) |
| Sep 14, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 0.20 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Puget Sound Clean Air Agency on the seventh floor of existing commercial building per plan. | $312,000 | [7154693-BK](https://nearbypermits.com/seattle/permit/7154693-BK/) |
| Sep 14, 2026 | [1420 5th Ave](https://nearbypermits.com/seattle/address/1420-5th-ave/) | 0.20 mi N | Alteration or repair | Construct alterations in commercial building for assembly spaces on levels 27 & 28 occupy per plan. | $192,628 | [7153895-CN](https://nearbypermits.com/seattle/permit/7153895-CN/) |
| Sep 14, 2026 | [1420 5th Ave](https://nearbypermits.com/seattle/address/1420-5th-ave/) | 0.20 mi N | Alteration or repair | Construct blanket permit tenant improvements to PwC on the 27th and 28th floors of existing commercial building per plan. | $1,950,000 | [7152276-BK](https://nearbypermits.com/seattle/permit/7152276-BK/) |
| Sep 2, 2026 | [520 Pike St](https://nearbypermits.com/seattle/address/520-pike-st/) | 0.25 mi N | Alteration or repair | Construct blanket permit tenant improvements to Wilson Elser LLP on the 28th floor of existing commercial building per plan. | $1,302,840 | [7154993-BK](https://nearbypermits.com/seattle/permit/7154993-BK/) |
| Aug 17, 2026 | [1501 4th Ave](https://nearbypermits.com/seattle/address/1501-4th-ave/) | 0.20 mi NW | Alteration or repair | Construct tenant improvements in commercial building [Century Square] concourse for Donburi House subject to field inspection (STFI) | $25,000 | [7158398-CN](https://nearbypermits.com/seattle/permit/7158398-CN/) |
| Aug 17, 2026 | [1427 1st Ave](https://nearbypermits.com/seattle/address/1427-1st-ave/) | 0.23 mi W | Alteration or repair | Tenant improvement for coffee shop (Tamra) ground floor of existing mixed use building occupy per plan. | $40,000 | [7151087-CN](https://nearbypermits.com/seattle/permit/7151087-CN/) |
| Aug 12, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 0.20 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Consor Engineers on the third floor of existing commercial building per plan. | $49,000 | [7156370-BK](https://nearbypermits.com/seattle/permit/7156370-BK/) |
| Aug 10, 2026 | [505 Madison St](https://nearbypermits.com/seattle/address/505-madison-st/) | 0.21 mi SE | Alteration or repair | Construct blanket permit tenant improvements to Booking.com on the eighth floor of existing commercial building per plan. | $500,000 | [7134943-BK](https://nearbypermits.com/seattle/permit/7134943-BK/) |
| Aug 7, 2026 | [601 Union St](https://nearbypermits.com/seattle/address/601-union-st/) | 0.25 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Kilpatrick Townsend on the 41st floor of existing commercial building per plan. | $1,535,000 | [7154032-BK](https://nearbypermits.com/seattle/permit/7154032-BK/) |
| Aug 7, 2026 | [601 Union St](https://nearbypermits.com/seattle/address/601-union-st/) | 0.25 mi NE | Alteration or repair | Construct blanket permit tenant improvements to JLL on the 28th floor of existing commercial building per plan. | $977,000 | [7151762-BK](https://nearbypermits.com/seattle/permit/7151762-BK/) |
| Aug 7, 2026 | [500 Pike St](https://nearbypermits.com/seattle/address/500-pike-st/) | 0.23 mi N | Alteration or repair | Allow gallery use in portion of existing landmark building per the land use code. Construct alterations to portions of commercial building for an art gallery occupy per plans | $209,811 | [7146314-CN](https://nearbypermits.com/seattle/permit/7146314-CN/) |
| Aug 4, 2026 | [601 Union St](https://nearbypermits.com/seattle/address/601-union-st/) | 0.25 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Washington Holdings on the 41st floor of existing commercial building per plan. | $183,000 | [7151763-BK](https://nearbypermits.com/seattle/permit/7151763-BK/) |
| Jul 27, 2026 | [601 Union St](https://nearbypermits.com/seattle/address/601-union-st/) | 0.25 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Puget Sound Clean Air Agency on parking level B of existing commercial building per plan. | $15,000 | [7154701-BK](https://nearbypermits.com/seattle/permit/7154701-BK/) |
| Jul 16, 2026 | [1201 Western Ave](https://nearbypermits.com/seattle/address/1201-western-ave/) | 0.22 mi SW | Alteration or repair | [Change of use to indoor sports and recreation per land use code.] Tenant improvement at ground floor (Ste. 120) for indoor mini-golf course occupy per plan. | $200,000 | [7122394-CN](https://nearbypermits.com/seattle/permit/7122394-CN/) |
| Jul 8, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 0.20 mi NE | Alteration or repair | Construct blanket permit tenant improvements to Arnold & Porter Seattle on the 35th and 36th floors of existing commercial building per plan. | $4,752,065 | [7143639-BK](https://nearbypermits.com/seattle/permit/7143639-BK/) |
| Jul 2, 2026 | [1501 4th Ave](https://nearbypermits.com/seattle/address/1501-4th-ave/) | 0.20 mi NW | Alteration or repair | Construct non structural tenant improvement to existing office space subject to field inspection STFI. | $37,000 | [7151167-CN](https://nearbypermits.com/seattle/permit/7151167-CN/) |
| Jul 2, 2026 | [1501 4th Ave](https://nearbypermits.com/seattle/address/1501-4th-ave/) | 0.20 mi NW | Alteration or repair | Construct non structural tenant improvement to office space subject to field inspection STFI. | $41,000 | [7151164-CN](https://nearbypermits.com/seattle/permit/7151164-CN/) |
| Jul 2, 2026 | [1501 4th Ave](https://nearbypermits.com/seattle/address/1501-4th-ave/) | 0.20 mi NW | Alteration or repair | Construct tenant improvements at 20th floor tenant space in commercial office building [CENTURY SQUARE] subject to field inspection [STFI]. | $39,000 | [7151057-CN](https://nearbypermits.com/seattle/permit/7151057-CN/) |
| Jul 1, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 0.20 mi NE | Alteration or repair | Tenant Improvements for office (Buchalter) at 31st floor of existing Office Building per plan. | $181,191 | [7118453-CN](https://nearbypermits.com/seattle/permit/7118453-CN/) |
| Jun 16, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 0.20 mi NE | Alteration or repair | Construct alterations to eliminate and close off portion of convenience stair connecting L35 - 36 maintaining connection L36 - 37 per plans | $45,000 | [7132124-CN](https://nearbypermits.com/seattle/permit/7132124-CN/) |
| Jun 2, 2026 | [520 Pike St](https://nearbypermits.com/seattle/address/520-pike-st/) | 0.25 mi N | Alteration or repair | Blanket permit tenant improvements for JACKSON LEWIS in Suite 2300 of existing commercial building per plan. | $350,000 | [7142741-BK](https://nearbypermits.com/seattle/permit/7142741-BK/) |
| May 29, 2026 | [920 5th Ave](https://nearbypermits.com/seattle/address/920-5th-ave/) | 0.21 mi SE | Alteration or repair | Remove connection stairs and infill floor between 25th & 26th floors of existing commercial building (Madison Centre) per plan. | $350,000 | [7129996-CN](https://nearbypermits.com/seattle/permit/7129996-CN/) |
| May 27, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 0.20 mi NE | Alteration or repair | Blanket permit tenant improvements for BUCHALTER on Floor 31 of existing commercial building per plan. | $1,187,236 | [7142990-BK](https://nearbypermits.com/seattle/permit/7142990-BK/) |
| May 26, 2026 | [1501 4th Ave](https://nearbypermits.com/seattle/address/1501-4th-ave/) | 0.20 mi NW | Alteration or repair | Construct interior tenant improvement to existing commercial space subject to field inspection STFI. | $40,000 | [7144346-CN](https://nearbypermits.com/seattle/permit/7144346-CN/) |
| May 20, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 0.20 mi NE | Alteration or repair | Blanket permit tenant improvements for BEVERIDGE AND DIAMOND LAW on Floor 16 of existing commercial building per plan. | $52,000 | [7143350-BK](https://nearbypermits.com/seattle/permit/7143350-BK/) |
| May 19, 2026 | [1530 3rd Ave](https://nearbypermits.com/seattle/address/1530-3rd-ave/) | 0.24 mi NW | Alteration or repair | Construct tenant improvement to existing commercial space (McDonald's) subject to field inspection(STFI). | $100,000 | [7142867-CN](https://nearbypermits.com/seattle/permit/7142867-CN/) |
| May 5, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 0.20 mi NE | Alteration or repair | Construct blanket permit tenant improvements to the Washington State Court of Appeals on the 26th floor of existing commercial building per plan. | $122,000 | [7138542-BK](https://nearbypermits.com/seattle/permit/7138542-BK/) |

---
Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-06 03:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 53 permits at this address and 62 nearby: https://nearbypermits.com/seattle/address/1218-3rd-ave/