# Building permits at 1012 20th Ave S, Seattle, WA One permit on record here. The newest, Sep 1: Construct interior alterations in one-family dwelling on main floor at living room and bath subject to field. Within a quarter mile, the city has issued 2 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Sep 1, 2026 | Alteration or repair | Construct interior alterations in one-family dwelling on main floor at living room and bath subject to field inspection (STFI) | $30,000 | [7160712-CN](https://nearbypermits.com/seattle/permit/7160712-CN/) | ## Within ΒΌ mi since May 1, 2026 2 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 2 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 17, 2026 | [2201 S Charles St](https://nearbypermits.com/seattle/address/2201-s-charles-st/) | 820 ft NE | Addition | Construct addition and alterations to existing one family dwelling per plan. (Allow new detached accessory dwelling unit to existing single family use per land use code. Construct new one family dwelling and addition to existing one family dwelling per plan. Review and process for 2 records under 70 | $281,308 | [7059623-CN](https://nearbypermits.com/seattle/permit/7059623-CN/) | | Jul 17, 2026 | [908 22nd Ave S](https://nearbypermits.com/seattle/address/908-22nd-ave-s/) | 800 ft NE | Addition | Construct new one family dwelling per plan. (Allow new detached accessory dwelling unit to existing single family use per land use code. Construct new one family dwelling and addition to existing one family dwelling per plan. Review and process for 2 records under 7059623-CN) | $205,664 | [7018189-CN](https://nearbypermits.com/seattle/permit/7018189-CN/) | --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-05 18:18 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, the one permit at this address and 2 nearby: https://nearbypermits.com/seattle/address/1012-20th-ave-s/