# Building permits at 9446 20th Ave SW, Seattle, WA New buildings permitted at two addresses within 950 ft since May 1, the largest $453,900. Two permits on record here. The newest, Oct 30, 2024: Complete and final for 6761102-CN subject to field inspection STFI. Within a quarter mile, the city has issued 5 more permits since May 1. The nearest permit for a new building is 900 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Oct 30, 2024 | New building | Complete and final for 6761102-CN subject to field inspection STFI | $48,294 | [7053318-CN](https://nearbypermits.com/seattle/permit/7053318-CN/) | | Oct 21, 2020 | New building | Establish use as and construct new townhouse structure (east building) and per plan. (Construction of two townhouse buildings with surface parking per plan - 2 records 6758828-CN). | $517,900 | [6761102-CN](https://nearbypermits.com/seattle/permit/6761102-CN/) | ## Within ¼ mi since May 1, 2026 5 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 | |---|---|---|---|---|---|---| | Sep 15, 2026 | [9230 C 21st Ave SW](https://nearbypermits.com/seattle/address/9230-c-21st-ave-sw/) | 900 ft NW | New building | Construct middle one-family dwelling per plan. (Establish use as single family residence with attached accessory dwelling units per land use code. Convert existing single family residence to DADU. Construct new one- and two-family dwellings per plan. Review and processing for three records under 708 | $287,314 | [7093016-CN](https://nearbypermits.com/seattle/permit/7093016-CN/) | | Sep 15, 2026 | [9230 D 21st Ave SW](https://nearbypermits.com/seattle/address/9230-d-21st-ave-sw/) | 910 ft NW | New building | Construct east two-family dwelling per plan. (Establish use as single family residence with attached accessory dwelling units per land use code. Convert existing single family residence to DADU. Construct new one- and two-family dwellings per plan. Review and processing for three records under 70835 | $453,900 | [7083541-CN](https://nearbypermits.com/seattle/permit/7083541-CN/) | ### Farther (1,000 ft to ¼ mi), 3 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 4, 2026 | [9454 24th Ave SW](https://nearbypermits.com/seattle/address/9454-24th-ave-sw/) | 0.20 mi W | Grading | Grading for 1500+sf of gravel hard surface at upper level of backyard adjacent to 23rd Ave SW for a parking area (temporary while permit 7108208-CN is in process and until construction for buildings being permitted under that number are complete) | Not listed | [7160193-GR](https://nearbypermits.com/seattle/permit/7160193-GR/) | | Jun 16, 2026 | [9208 20th Ave SW](https://nearbypermits.com/seattle/address/9208-20th-ave-sw/) | 0.20 mi N | Alteration or repair | Construct initial tenant improvements to mixed-use building at level 1 occupy per plan. | $80,000 | [7137447-CN](https://nearbypermits.com/seattle/permit/7137447-CN/) | | May 11, 2026 | [9420 16th Ave SW](https://nearbypermits.com/seattle/address/9420-16th-ave-sw/) | 0.20 mi E | Roofing | Removal of on layer of Torch Down roofing leaving base layer of Built Up Asphalt roof system in place. Installation of 3/8" FanFold insulation and 50mil Duro-Last PVC membrane. No revisions to structural sheathing or R-Value existing remains. | $84,491 | [7142441-RR](https://nearbypermits.com/seattle/permit/7142441-RR/) | ## Zoning requests nearby There are no zoning requests on file within ¼ mi. Seattle's feed was last read Oct 11. ## More on this street Other addresses on 20th Ave SW with permits, nearest house number first: - [9442 20th Ave SW](https://nearbypermits.com/seattle/address/9442-20th-ave-sw/): newest permit Nov 11, 2024 - [9208 20th Ave SW](https://nearbypermits.com/seattle/address/9208-20th-ave-sw/): newest permit Jun 16, 2026 - [8435 20th Ave SW](https://nearbypermits.com/seattle/address/8435-20th-ave-sw/): newest permit Oct 6, 2026 - [8132 20th Ave SW](https://nearbypermits.com/seattle/address/8132-20th-ave-sw/): newest permit Jan 3, 2026 - [7933 20th Ave SW](https://nearbypermits.com/seattle/address/7933-20th-ave-sw/): newest permit Oct 2, 2026 - [7914 20th Ave SW](https://nearbypermits.com/seattle/address/7914-20th-ave-sw/): newest permit Mar 12, 2025 - [7904 20th Ave SW](https://nearbypermits.com/seattle/address/7904-20th-ave-sw/): newest permit Feb 5, 2025 - [3814 20th Ave SW](https://nearbypermits.com/seattle/address/3814-20th-ave-sw/): newest permit Dec 9, 2025 - [3807 20th Ave SW](https://nearbypermits.com/seattle/address/3807-20th-ave-sw/): newest permit Oct 29, 2024 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-11 04:40 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, 04:18 UTC. Map, both permits at this address and 5 nearby: https://nearbypermits.com/seattle/address/9446-20th-ave-sw/