# Building permits at 155 21st Ave, Seattle, WA Two permits on record here. The newest, Sep 7: Project consists of recovering the existing roof with a new 115mil Fleeceback TPO membrane while leaving the. Within a quarter mile, the city has issued 3 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Sep 7, 2026 | Roofing | Project consists of recovering the existing roof with a new 115mil Fleeceback TPO membrane while leaving the existing roof membrane in place. Work includes preparation of the existing membrane installation of the new 115mil fleeceback membrane in adhesive directly over existing membrane and integrat | $89,038 | [7161506-RR](https://nearbypermits.com/seattle/permit/7161506-RR/) | | Apr 18, 2012 | Alteration or repair | Closed as incomplete - expired permit. Provide new area for trash & recycling receptacles with a new concrete pad 3' retaining wall between new walkway and existing tree plus limited new asphalt and earthwork. Associated project #3010954 & 6291254. per plan | $11,500 | [6308337-CN](https://nearbypermits.com/seattle/permit/6308337-CN/) | ## Within ΒΌ mi since May 1, 2026 3 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 3 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jun 8, 2026 | [2034 S Main St](https://nearbypermits.com/seattle/address/2034-s-main-st/) | 950 ft S | Roofing | Remove the old roof shingles and install new roof shingles | $27,300 | [7146911-RR](https://nearbypermits.com/seattle/permit/7146911-RR/) | | Jun 3, 2026 | [118 22nd Ave](https://nearbypermits.com/seattle/address/118-22nd-ave/) | 520 ft SE | Roofing | Re-roof building with asphalt shingles | $34,000 | [7146179-RR](https://nearbypermits.com/seattle/permit/7146179-RR/) | | Jun 3, 2026 | [112 22nd Ave](https://nearbypermits.com/seattle/address/112-22nd-ave/) | 510 ft SE | Roofing | We are re-roofing this building with asphalt shingles | $20,000 | [7146178-RR](https://nearbypermits.com/seattle/permit/7146178-RR/) | ## More on this street Other addresses on 21st Ave with permits, nearest house number first: - [825 21st Ave](https://nearbypermits.com/seattle/address/825-21st-ave/): newest permit Apr 13, 2026 - [937 21st Ave](https://nearbypermits.com/seattle/address/937-21st-ave/): newest permit Apr 2, 2025 - [961 21st Ave](https://nearbypermits.com/seattle/address/961-21st-ave/): newest permit Jun 19, 2025 - [1452 21st Ave](https://nearbypermits.com/seattle/address/1452-21st-ave/): newest permit Jun 6, 2025 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-08 04:18 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, both permits at this address and 3 nearby: https://nearbypermits.com/seattle/address/155-21st-ave/