# Building permits at 901 12th Ave, Seattle, WA

51 permits on record here. The newest, Aug 28, 2025: Install new art sculpture Tulip on The Green at Piggott Building Seattle University. Within a quarter mile, the city has issued 9 more permits since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Aug 28, 2025 | Alteration or repair | Install new art sculpture Tulip on The Green at Piggott Building Seattle University per plan | $50,000 | [7094242-CN](https://nearbypermits.com/seattle/permit/7094242-CN/) |
| Jul 10, 2024 | Alteration or repair | Construct site improvements at existing Institution (Seattle University) per plan. | $726,112 | [6971416-CN](https://nearbypermits.com/seattle/permit/6971416-CN/) |
| Apr 1, 2020 | Alteration or repair | Construct alterations and tenant improvements to existing institution building (Seattle University Bannan Science Building - North Wing) per plan (Mechanical Included). | $8,236,000 | [6613325-CN](https://nearbypermits.com/seattle/permit/6613325-CN/) |
| Feb 4, 2020 | Alteration or repair | Conversion of a Storage Room into a Fire Pump Room in existing tenant space subject to field inspection STFI. | $20,000 | [6769908-CN](https://nearbypermits.com/seattle/permit/6769908-CN/) |
| Jan 15, 2020 | Alteration or repair | Construct alterations to existing institution building (Seattle University Student Center Bldg #45) at food kiosk per plan. | $20,000 | [6699306-CN](https://nearbypermits.com/seattle/permit/6699306-CN/) |
| Jun 17, 2019 | Demolition | Demolish existing structure (University Services Building) per plan. | Not listed | [6689855-DM](https://nearbypermits.com/seattle/permit/6689855-DM/) |
| May 20, 2019 | Alteration or repair | Tenant improvement to existing Institution (Seattle University student center cafeteria) on the 2nd level subject to field inspection | $74,409 | [6728387-CN](https://nearbypermits.com/seattle/permit/6728387-CN/) |
| Mar 19, 2019 | Alteration or repair | Interior alterations to level 2 of Student Center at Seattle University to add Emerald Bowl kiosk Tu Taco kiosk and Puget Pour kiosk. Subject to field inspection (STFI). | $158,756 | [6717877-CN](https://nearbypermits.com/seattle/permit/6717877-CN/) |
| Jul 11, 2018 | Alteration or repair | Replace existing food service kiosk with new food service kiosk on main level of Pigott building subject to field inspection (STFI). | $74,000 | [6677839-CN](https://nearbypermits.com/seattle/permit/6677839-CN/) |
| Sep 2, 2016 | Alteration or repair | Construct alterations to existing institutional building (Seattle Univ. Admin.) at the front entry per plan | $190,000 | [6531438-CN](https://nearbypermits.com/seattle/permit/6531438-CN/) |
| Jul 19, 2016 | Addition | Construct addition for a bike shelter structure adjacent to Seattle Univ. Student Center per plans | $38,000 | [6518385-CN](https://nearbypermits.com/seattle/permit/6518385-CN/) |
| May 19, 2016 | Alteration or repair | Office tenant improvements to Loyola Building suite 301 subject to field inspection (STFI). | $150,000 | [6535970-CN](https://nearbypermits.com/seattle/permit/6535970-CN/) |
| Jul 1, 2015 | Alteration or repair | Alterations to portions of existing Sullivan Hall law library on Floors 2 and 4 for Seattle Univeristy per plans. | $10,000 | [6469425-CN](https://nearbypermits.com/seattle/permit/6469425-CN/) |
| Jun 30, 2015 | Alteration or repair | Construct interior alterations to existing office and classroom building (Pigott Building-Seattle University) at the 4th and 5th floors per plan. | $10,000 | [6465891-CN](https://nearbypermits.com/seattle/permit/6465891-CN/) |
| May 15, 2015 | Alteration or repair | Interior alterations to library (Sullivan Hall) stack area subject to field inspection (STFI). | $55,000 | [6474274-CN](https://nearbypermits.com/seattle/permit/6474274-CN/) |
| Oct 1, 2014 | Alteration or repair | Alterations to 1st floor office area of USVC per floor plan subject to field inspection (STFI). | $40,000 | [6421528-CN](https://nearbypermits.com/seattle/permit/6421528-CN/) |
| Nov 15, 2013 | Alteration or repair | Interior alterations to "Pigott Building" of Seattle University to create an office near reception area subject to field inspection (STFI). | $10,000 | [6392419-CN](https://nearbypermits.com/seattle/permit/6392419-CN/) |
| Jul 8, 2013 | Alteration or repair | Construct interior alterations to existing Library office space on 6th floor subject to field inspection STFI | $10,000 | [6372816-CN](https://nearbypermits.com/seattle/permit/6372816-CN/) |
| Apr 23, 2012 | Alteration or repair | Construct alteration for concrete curing room at Seattle University (Science & Engineering Building) per plans. | $50,000 | [6311201-CN](https://nearbypermits.com/seattle/permit/6311201-CN/) |
| Aug 18, 2011 | Alteration or repair | Repair asphalt & Re-Stripe existing east surface parking lot per plan. (Repair asphalt & Re-Stripe two existing surface parking lots - Review & Process for 2 a/ps under 6285101) | Not listed | [6287419-CN](https://nearbypermits.com/seattle/permit/6287419-CN/) |
| Jun 22, 2011 | Alteration or repair | Construct alterations to existing mechanical room in Loyola Hall of Seattle Univerisity per plan. | $20,000 | [6279597-CN](https://nearbypermits.com/seattle/permit/6279597-CN/) |
| Jul 15, 2010 | Alteration or repair | Closed as incomplete - expired permit. Interior alterations to the Pigott Pavilion lobby and entry; open portion of roof for new skylights install new canopy and exterior hardscape and retaining structures per plan. | $550,000 | [6242951-CN](https://nearbypermits.com/seattle/permit/6242951-CN/) |
| Jul 8, 2010 | Alteration or repair | Closed as incomplete - expired permit. Interior Tenant improvement (Convert study space into (2) Classrooms on the terrace level of the Student Pavilion Building per floor plan. Subject to field inspections. Stfi | $40,000 | [6254273-CN](https://nearbypermits.com/seattle/permit/6254273-CN/) |
| Jul 8, 2010 | Alteration or repair | Tenant Improvement to existing office on the 1st floor and 3rd floor per floor plan. Subject to field inspection STFI ( | $80,000 | [6254268-CN](https://nearbypermits.com/seattle/permit/6254268-CN/) |
| Jul 8, 2010 | Alteration or repair | Closed as incomplete - expired permit. Construct elevator shaft within existing office building for Seattle University per plan | $140,000 | [6246386-CN](https://nearbypermits.com/seattle/permit/6246386-CN/) |
| Jun 8, 2010 | Alteration or repair | Remodel 650 SF of existing meeting space into three (3) offices and a reception area in the existing Seattle University Engineering Building 3rd floor per floor plans. Subject to field inspections. | $20,000 | [6248899-CN](https://nearbypermits.com/seattle/permit/6248899-CN/) |
| Jul 31, 2009 | Alteration or repair | Construct new ramp at the Seattle University Student Center loading dock at Student Center building per plans.(Case #1005995) | $7,653 | [6221096-CN](https://nearbypermits.com/seattle/permit/6221096-CN/) |
| May 27, 2009 | Addition | Construct addition to and alter existing "Lemieux Library and Learning Commons" building including voluntary seismic upgrade at Seattle University and occupy per plan. | $7,141,010 | [6141821-CN](https://nearbypermits.com/seattle/permit/6141821-CN/) |
| May 18, 2009 | Alteration or repair | Alterations to add partion walls on ground floor nw corner for new office space (The Casey Bldg) per floor plan and subject to field inspection | $90,000 | [6216400-CN](https://nearbypermits.com/seattle/permit/6216400-CN/) |
| May 18, 2009 | Alteration or repair | Non-structural tenant improvements to establish (3) apartment units (moderator units) on NW corners of floors 2 3 and 4 of Xavier Hall and occupy per plan | $60,000 | [6199186-CN](https://nearbypermits.com/seattle/permit/6199186-CN/) |
| Jun 25, 2008 | Alteration or repair | Non-structural interior tenant improvements on 3rd floor of existing building (Pigott Bldg-Seattle University) per site and floor plans subject to field inspection (STFI). | $45,000 | [6185263-CN](https://nearbypermits.com/seattle/permit/6185263-CN/) |
| Jun 23, 2008 | Alteration or repair | Tenant improvements to 4th and 5th floor of building #20 the Engineering Building per floor plan and STFI. | $45,000 | [6185257-CN](https://nearbypermits.com/seattle/permit/6185257-CN/) |
| Jun 11, 2008 | Alteration or repair | Construct new exterior walkway south of Bellamine Hall per plan | $30,000 | [6177586-CN](https://nearbypermits.com/seattle/permit/6177586-CN/) |
| Jun 11, 2008 | Alteration or repair | Change use from locker room to office and construct alterations to existing commercial structure on the first floor and occupy per plan. | $30,000 | [6177583-CN](https://nearbypermits.com/seattle/permit/6177583-CN/) |
| May 14, 2008 | Alteration or repair | New surfaces and casework in existing lab #157 on the first floor west in the Bannan Building at Seattle University per STFI. | $18,162 | [6180918-CN](https://nearbypermits.com/seattle/permit/6180918-CN/) |
| Apr 7, 2008 | Alteration or repair | Construct new accessory viewing flatform per plan. | $16,800 | [6171689-CN](https://nearbypermits.com/seattle/permit/6171689-CN/) |
| Feb 26, 2008 | Alteration or repair | Minor tenant improvements including new exit door at 1st floor SW corner of existing dormitory (Xavier Hall) bldg Seattle University per plan. | $10,000 | [6171326-CN](https://nearbypermits.com/seattle/permit/6171326-CN/) |
| Feb 13, 2008 | Addition | Construct elevator shaft addition to north end of existing dormitory (Xavier Hall) of Seattle University per plan. | $700,000 | [6151827-CN](https://nearbypermits.com/seattle/permit/6151827-CN/) |
| Feb 6, 2008 | Solar | Rooftop solar panel installation (plus 1 on grade) at existing student union building of Seattle University per plan. | $10,000 | [6144312-CN](https://nearbypermits.com/seattle/permit/6144312-CN/) |
| Jan 18, 2008 | New building | Construct a new deck in park area at the SE corner of 10th Ave and East Spring Street for existing institution Seattle U Campus per plans. | $9,269 | [6166117-CN](https://nearbypermits.com/seattle/permit/6166117-CN/) |
| Aug 27, 2007 | Addition | Create exterior wall openings for future elevator shaft addition to mid-section north end of existing dormitory (Xavier Hall) bldg at Seattle University per plan / aactual conveyance under separate permit. | $75,000 | [6148593-CN](https://nearbypermits.com/seattle/permit/6148593-CN/) |
| Jul 2, 2007 | Sign | New information booth bollards paving and flag signs at E Marion St entrance of existing major institution (Seattle University) per plan. | $15,000 | [6144488-CN](https://nearbypermits.com/seattle/permit/6144488-CN/) |
| Jun 28, 2007 | Alteration or repair | Closed as Incomplete - Expired Permit Tenant improvements of existing classroom/office/hall spaces basement of Xavier Hall Seattle University per plan. | $500,000 | [6141240-CN](https://nearbypermits.com/seattle/permit/6141240-CN/) |
| Jun 25, 2007 | Alteration or repair | Interior alterations to 4th 5th & 6th floor existing classroom/office/lab building(Bannan Hall Building) per plan. To exclude occupancy for 1st floor room 112. | $1,551,000 | [6065625-CN](https://nearbypermits.com/seattle/permit/6065625-CN/) |
| Jun 14, 2007 | Alteration or repair | Non-structural demolition as alteration to existing accessory use area of dormitory - no change of use subject to field inspection. | $15,000 | [6143128-CN](https://nearbypermits.com/seattle/permit/6143128-CN/) |
| Jun 1, 2007 | Alteration or repair | Minor tenant improvements of existing classroom/office spaces basement of Lynn Hall Seattle University / Subject TO Field Inspection (STFI). | $130,000 | [6141239-CN](https://nearbypermits.com/seattle/permit/6141239-CN/) |
| Feb 6, 2007 | Alteration or repair | Non-structural tenant improvements 1st floor Suite 161 of existing research laboratory (Bannon) bldg of Seattle University per plan. Mechanical included. | $237,000 | [6124962-CN](https://nearbypermits.com/seattle/permit/6124962-CN/) |
| Nov 14, 2006 | Alteration or repair | Renovate existing teaching lab space at Seattle University - Bannon Biology Wing Lab #103. Mechanical included: install (2) new fume hoods and all related duct replace (2) fume hoods GRD's demo existing duct. | $22,657 | [6114954-CN](https://nearbypermits.com/seattle/permit/6114954-CN/) |
| Jun 6, 2006 | Alteration or repair | Closed as Incomplete - Expired Permit Interior structural alterations to support new sculpture in pigott hall per plan. | $62,913 | [6099146-CN](https://nearbypermits.com/seattle/permit/6099146-CN/) |
| May 4, 2006 | Alteration or repair | Non-structural hallway upgrades to floors 2 to 12 in existing dormitory (Campion Hall) of major institution Seattle University / Subject To Field Inspection (STFI). | $25,000 | [6096980-CN](https://nearbypermits.com/seattle/permit/6096980-CN/) |
| Apr 5, 2006 | Alteration or repair | Interior non-structural tenant improvement to reconfigure book stack area and offices in 2nd floor of law library at Seattle University per plan. | $900,000 | [6087928-CN](https://nearbypermits.com/seattle/permit/6087928-CN/) |

## Within ¼ mi since May 1, 2026

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

### This block (250 to 1,000 ft), 4 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Aug 24, 2026 | [1314 E Marion St](https://nearbypermits.com/seattle/address/1314-e-marion-st/) | 820 ft E | Addition | Construct substantial alterations and additions to one family dwelling per plan. | $150,000 | [7135494-CN](https://nearbypermits.com/seattle/permit/7135494-CN/) |
| Jul 2, 2026 | [1111 13th Ave](https://nearbypermits.com/seattle/address/1111-13th-ave/) | 830 ft NE | Alteration or repair | TPO recover of existing roof no tear off | $180,000 | [7151158-RR](https://nearbypermits.com/seattle/permit/7151158-RR/) |
| Jun 3, 2026 | [700 Broadway](https://nearbypermits.com/seattle/address/700-broadway/) | 970 ft SW | Alteration or repair | Construct soft demolition L-1 & -3 demising walls and interior alterations for (2) separate tenant spaces on L-3 of a commercial medical building per plans. (Additional building permits required for occupancy of these spaces.) | $184,000 | [7135171-CN](https://nearbypermits.com/seattle/permit/7135171-CN/) |
| May 15, 2026 | [810 12th Ave](https://nearbypermits.com/seattle/address/810-12th-ave/) | 550 ft SE | Alteration or repair | Construct non-structural alterations to convert offices to residential units and storage room at ground floor level of mixed-use apartment building [RIANNA APARTMENTS] occupy per plan. | $750,000 | [7059927-CN](https://nearbypermits.com/seattle/permit/7059927-CN/) |

### Farther (1,000 ft to ¼ mi), 5 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 29, 2026 | [832 14th Ave](https://nearbypermits.com/seattle/address/832-14th-ave/) | 0.20 mi E | Alteration or repair | Construct fire damage repair to two-family dwelling subject to field inspection (STFI) | $75,000 | [7164750-CN](https://nearbypermits.com/seattle/permit/7164750-CN/) |
| Sep 18, 2026 | [747 Broadway](https://nearbypermits.com/seattle/address/747-broadway/) | 0.21 mi SW | Alteration or repair | Construct alterations Level A & 1 in the South Building on the First Hill Campus to convert office space to med-gas manifold room. Mechanical included this permit. | $700,000 | [7136719-CN](https://nearbypermits.com/seattle/permit/7136719-CN/) |
| Aug 13, 2026 | [1301 Madison St](https://nearbypermits.com/seattle/address/1301-madison-st/) | 0.20 mi W | Alteration or repair | Change of use to medical services per land use code. Construct alterations including removal of mezzanine and stairs for physical therapy office on first floor and occupy per plan. | $150,000 | [7131165-CN](https://nearbypermits.com/seattle/permit/7131165-CN/) |
| Jun 4, 2026 | [600 Broadway](https://nearbypermits.com/seattle/address/600-broadway/) | 0.21 mi SW | Roofing | PVC Reroof:Tear off existing roof system and install new PVC roofing system insulation flashings edge metal and related roofing components. Replace deteriorated sheathing as required.No structural modifications framing changes or deck alterations are included in this scope. No changes to the buildin | $513,515 | [7146401-RR](https://nearbypermits.com/seattle/permit/7146401-RR/) |
| Jun 3, 2026 | [747 Broadway](https://nearbypermits.com/seattle/address/747-broadway/) | 0.21 mi SW | Alteration or repair | Construct alterations in the existing East Tower level 14 electrical room ET-1488 to provide (2) separate spaces subject to field inspection (STFI) | $25,000 | [7119148-CN](https://nearbypermits.com/seattle/permit/7119148-CN/) |

## Zoning requests nearby

There are no zoning requests on file within ¼ mi. Seattle's feed was last read Oct 8.

## More on this street

Other addresses on 12th Ave with permits, nearest house number first:

- [810 12th Ave](https://nearbypermits.com/seattle/address/810-12th-ave/): newest permit Mar 5, 2025
- [450 12th Ave](https://nearbypermits.com/seattle/address/450-12th-ave/): newest permit Jun 25, 2026
- [1429 12th Ave](https://nearbypermits.com/seattle/address/1429-12th-ave/): newest permit Mar 11, 2025
- [1610 12th Ave](https://nearbypermits.com/seattle/address/1610-12th-ave/): newest permit Sep 3, 2025
- [1621 12th Ave](https://nearbypermits.com/seattle/address/1621-12th-ave/): newest permit Oct 31, 2025
- [1640 12th Ave](https://nearbypermits.com/seattle/address/1640-12th-ave/): newest permit Feb 9, 2026
- [157 12th Ave](https://nearbypermits.com/seattle/address/157-12th-ave/): newest permit Apr 3, 2025
- [121 12th Ave](https://nearbypermits.com/seattle/address/121-12th-ave/): newest permit Nov 17, 2025
- [104 12th Ave](https://nearbypermits.com/seattle/address/104-12th-ave/): newest permit Mar 9, 2026
- [1815 12th Ave](https://nearbypermits.com/seattle/address/1815-12th-ave/): newest permit Jun 2, 2025

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-08 15:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Zoning requests come from the Seattle land use permits (https://cos-data.seattle.gov/d/ht3q-kdvx), City of Seattle. We read it Oct 8, 11:18 UTC.

Map, all 51 permits at this address and 9 nearby: https://nearbypermits.com/seattle/address/901-12th-ave/