# Building permits at 8348 18th Ave NW, Seattle, WA Three permits on record here. The newest, Jan 20: Construct alterations to convert detached accessory garage to accessory office/studio for one-family dwelling. Within a quarter mile, the city has issued 15 more permits since May 1. Two are for new buildings, the nearest 0.22 mi away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Jan 20, 2026 | Alteration or repair | Construct alterations to convert detached accessory garage to accessory office/studio for one-family dwelling subject to field inspection [STFI]. | $80,000 | [7125411-CN](https://nearbypermits.com/seattle/permit/7125411-CN/) | | Jul 2, 2014 | Alteration or repair | Closed as incomplete - expired permit. Complete and final work on 740658 subject to field inspection (STFI) | $1,201 | [6425439-CN](https://nearbypermits.com/seattle/permit/6425439-CN/) | | Jul 2, 2014 | Fence, wall or deck | Construct 6' retaining wall to create walkway per plot plan Subject to Field Inspection (STFI) | $8,000 | [6425384-CN](https://nearbypermits.com/seattle/permit/6425384-CN/) | ## Within ¼ mi since May 1, 2026 15 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jun 12, 2026 | [8339 18th Ave NW](https://nearbypermits.com/seattle/address/8339-18th-ave-nw/) | 160 ft SW | Roofing | Residential reroof only; no structural changes. Remove existing shingles. Replace planned 5 sheets of 1/2" CDX. Install Owens Corning Duration shingles. | $10,234 | [7147874-RR](https://nearbypermits.com/seattle/permit/7147874-RR/) | ### This block (250 to 1,000 ft), 8 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 18, 2026 | [8511 15th Ave NW](https://nearbypermits.com/seattle/address/8511-15th-ave-nw/) | 770 ft NE | Alteration or repair | Change of use from general retail sales and services and eating and drinking establishment to indoor sports and recreation per land use code. Construct initial tenant improvement to existing mixed use building at ground level suites 123 and 126 (Elevated Fitness) occupy per plan. | $347,090 | [7141560-CN](https://nearbypermits.com/seattle/permit/7141560-CN/) | | Aug 12, 2026 | [8055 15th Ave NW](https://nearbypermits.com/seattle/address/8055-15th-ave-nw/) | 910 ft SE | Roofing | I am re roofing the upper roof and lower flanking roof only (Partial roof of building) | $30,000 | [7157791-RR](https://nearbypermits.com/seattle/permit/7157791-RR/) | | Aug 4, 2026 | [8023 18th Ave NW](https://nearbypermits.com/seattle/address/8023-18th-ave-nw/) | 940 ft S | Alteration or repair | Construct alterations to one-family dwelling at attached garage to create habitable space subject to field inspection (STFI). | $18,000 | [7154635-CN](https://nearbypermits.com/seattle/permit/7154635-CN/) | | Jul 6, 2026 | [1902 NW 83rd St](https://nearbypermits.com/seattle/address/1902-nw-83rd-st/) | 580 ft SW | Alteration or repair | Interior alteration to dwelling unit Subject To Field Inspection (STFI) | $150,000 | [7151081-CN](https://nearbypermits.com/seattle/permit/7151081-CN/) | | Jun 22, 2026 | [8050 20th Ave NW](https://nearbypermits.com/seattle/address/8050-20th-ave-nw/) | 830 ft SW | Alteration or repair | Construct seismic retrofit to existing single family residence per Earthquake Home Retrofit plan set. | $5,000 | [7145466-CN](https://nearbypermits.com/seattle/permit/7145466-CN/) | | Jun 17, 2026 | [8050 20th Ave NW](https://nearbypermits.com/seattle/address/8050-20th-ave-nw/) | 830 ft SW | Alteration or repair | Construct alterations to add bedrooms and bathroom at basement level and remodel bathroom at main level of one-family dwelling subject to field inspection [STFI]. | $150,000 | [7148691-CN](https://nearbypermits.com/seattle/permit/7148691-CN/) | | May 19, 2026 | [8547 17th Ave NW](https://nearbypermits.com/seattle/address/8547-17th-ave-nw/) | 680 ft N | Alteration or repair | Construct substantial alterations to existing one family dwelling per plan. | $127,368 | [7132549-CN](https://nearbypermits.com/seattle/permit/7132549-CN/) | | May 6, 2026 | [8314 16th Ave NW](https://nearbypermits.com/seattle/address/8314-16th-ave-nw/) | 620 ft SE | Alteration or repair | Construct alterations to one-family dwelling [retained earth not to exceed 4'-0"] subject to field inspection (STFI) | $2,000 | [7140979-CN](https://nearbypermits.com/seattle/permit/7140979-CN/) | ### Farther (1,000 ft to ¼ mi), 6 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 2, 2026 | [8337 22nd Ave NW](https://nearbypermits.com/seattle/address/8337-22nd-ave-nw/) | 0.23 mi W | Alteration or repair | Add egress window and alterations to exterior stairs to one-dwelling unit subject to field inspection. | $39,120 | [7155237-CN](https://nearbypermits.com/seattle/permit/7155237-CN/) | | Jun 26, 2026 | [8326 Mary Ave NW](https://nearbypermits.com/seattle/address/8326-mary-ave-nw/) | 0.23 mi E | New building | Construct east building per plans (Establish use as townhouses per the land use code. Construct two multi-family buildings occupy per plan. Reviews and processing for two -CN's under 7041201) | $815,303 | [7047743-CN](https://nearbypermits.com/seattle/permit/7047743-CN/) | | Jun 16, 2026 | [8324 Mary Ave NW](https://nearbypermits.com/seattle/address/8324-mary-ave-nw/) | 0.22 mi E | New building | Construct west building per plans (Establish use as townhouses per the land use code. Construct two multi-family buildings occupy per plan. Reviews and processing for two -CN's under 7041201) | $800,691 | [7041201-CN](https://nearbypermits.com/seattle/permit/7041201-CN/) | | Jun 5, 2026 | [8733 18th Ave NW](https://nearbypermits.com/seattle/address/8733-18th-ave-nw/) | 0.23 mi N | Fence, wall or deck | Construct new accessory structure on existing one family dwelling property per plan. | $50,000 | [7138126-CN](https://nearbypermits.com/seattle/permit/7138126-CN/) | | Jun 4, 2026 | [8322 22nd Ave NW](https://nearbypermits.com/seattle/address/8322-22nd-ave-nw/) | 0.21 mi W | Alteration or repair | Construct alterations to remodel kitchen at main floor level of one-family dwelling subject to field inspection [STFI]. | $7,097 | [7146361-CN](https://nearbypermits.com/seattle/permit/7146361-CN/) | | May 8, 2026 | [1713 NW 80th St](https://nearbypermits.com/seattle/address/1713-nw-80th-st/) | 0.24 mi S | Alteration or repair | Construct alterations to basement of existing one-family dwelling subject-to-field inspection (STFI). | $10,000 | [7142148-CN](https://nearbypermits.com/seattle/permit/7142148-CN/) | ## Zoning requests nearby Hearings are public: you can comment or attend. Dates can move; check the city's page before you go. | Status | Hearing | Address | Distance | Request | Case | City's words | Filed | |---|---|---|---|---|---|---|---| | | | 8338 20th Ave NW | 530 ft W | Land Use Application to subdivide one development site into three unit lots | [3043658-LU](https://services.seattle.gov/portal/customize/LinkToRecord.aspx?altId=3043658-LU) | "Completed" | 2025-12-05 | ## More on this street Other addresses on 18th Ave NW with permits, nearest house number first: - [8339 18th Ave NW](https://nearbypermits.com/seattle/address/8339-18th-ave-nw/): newest permit Jun 12, 2026 - [8023 18th Ave NW](https://nearbypermits.com/seattle/address/8023-18th-ave-nw/): newest permit Aug 4, 2026 - [8733 18th Ave NW](https://nearbypermits.com/seattle/address/8733-18th-ave-nw/): newest permit Jun 5, 2026 - [7725 18th Ave NW](https://nearbypermits.com/seattle/address/7725-18th-ave-nw/): newest permit Feb 12, 2026 - [7534 18th Ave NW](https://nearbypermits.com/seattle/address/7534-18th-ave-nw/): newest permit May 20, 2026 - [7506 18th Ave NW](https://nearbypermits.com/seattle/address/7506-18th-ave-nw/): newest permit Dec 26, 2024 - [9506 18th Ave NW](https://nearbypermits.com/seattle/address/9506-18th-ave-nw/): newest permit Nov 14, 2025 - [6730 18th Ave NW](https://nearbypermits.com/seattle/address/6730-18th-ave-nw/): newest permit Feb 17, 2026 - [6540 18th Ave NW](https://nearbypermits.com/seattle/address/6540-18th-ave-nw/): newest permit Aug 19, 2026 - [6524 18th Ave NW](https://nearbypermits.com/seattle/address/6524-18th-ave-nw/): newest permit May 7, 2026 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-11 21:48 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 11, 17:17 UTC. Map, all 3 permits at this address and 15 nearby: https://nearbypermits.com/seattle/address/8348-18th-ave-nw/