# Building permits at 8400 37th Ave S, Seattle, WA New buildings permitted at five addresses within 1,000 ft since May 1, the largest $661,548. One permit on record here. The newest, Sep 8, 2025: Construct deck reduction and kitchen and basement alterations to existing one-family dwelling. Within a quarter mile, the city has issued 5 more permits since May 1. The nearest permit for a new building is 490 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Sep 8, 2025 | Alteration or repair | Construct deck reduction and kitchen and basement alterations to existing one-family dwelling subject-to-field-inspection (STFI) | $19,036 | [7091427-CN](https://nearbypermits.com/seattle/permit/7091427-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), 5 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 22, 2026 | [3815 S Sullivan St](https://nearbypermits.com/seattle/address/3815-s-sullivan-st/) | 490 ft SE | New building | Allow new detached accessory dwelling unit to existing single family use per land use code. Construct new one-family dwelling per plan. Remove existing accessory structure. | $202,684 | [7100311-CN](https://nearbypermits.com/seattle/permit/7100311-CN/) | | Jun 9, 2026 | [8630 37th Ave S](https://nearbypermits.com/seattle/address/8630-37th-ave-s/) | 950 ft S | New building | Construct east one family dwelling per plan. (Establish use as single family residence with attached and detached accessory dwelling units per land use code. Construct new one and two family dwellings per plan. Review and processing for two records under 6961546-CN) | $190,649 | [7022507-CN](https://nearbypermits.com/seattle/permit/7022507-CN/) | | Jun 9, 2026 | [8632 37th Ave S](https://nearbypermits.com/seattle/address/8632-37th-ave-s/) | 950 ft S | New building | Construct west two family dwelling per plan. (Establish use as single family residence with attached and detached accessory dwelling units per land use code. Construct new one and two family dwellings per plan. Review and processing for two records under 6961546-CN) | $661,548 | [6961546-CN](https://nearbypermits.com/seattle/permit/6961546-CN/) | | Jun 7, 2026 | [8622 37th Ave S](https://nearbypermits.com/seattle/address/8622-37th-ave-s/) | 900 ft S | New building | Construct new one family dwelling per plan. (Establish use as single family residence with attached and detached accessory dwelling units per land use code. Construct new one and two family dwellings per plan. Review and processing for two records under 6955220-CN) | $180,031 | [6988159-CN](https://nearbypermits.com/seattle/permit/6988159-CN/) | | Jun 7, 2026 | [8624 37th Ave S](https://nearbypermits.com/seattle/address/8624-37th-ave-s/) | 900 ft S | New building | Construct new two family dwelling per plan. (Establish use as single family residence with attached and detached accessory dwelling units per land use code. Construct new one and two family dwellings per plan. Review and processing for two records under 6955220-CN) | $647,478 | [6955220-CN](https://nearbypermits.com/seattle/permit/6955220-CN/) | ## 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 37th Ave S with permits, nearest house number first: - [8622 37th Ave S](https://nearbypermits.com/seattle/address/8622-37th-ave-s/): newest permit Jun 7, 2026 - [8624 37th Ave S](https://nearbypermits.com/seattle/address/8624-37th-ave-s/): newest permit Jun 7, 2026 - [8630 37th Ave S](https://nearbypermits.com/seattle/address/8630-37th-ave-s/): newest permit Jun 9, 2026 - [8632 37th Ave S](https://nearbypermits.com/seattle/address/8632-37th-ave-s/): newest permit Jun 9, 2026 - [7931 37th Ave S](https://nearbypermits.com/seattle/address/7931-37th-ave-s/): newest permit Oct 4, 2024 - [9023 37th Ave S](https://nearbypermits.com/seattle/address/9023-37th-ave-s/): newest permit Sep 30, 2025 - [5720 37th Ave S](https://nearbypermits.com/seattle/address/5720-37th-ave-s/): newest permit Feb 19, 2026 - [5041 37th Ave S](https://nearbypermits.com/seattle/address/5041-37th-ave-s/): newest permit May 6, 2026 - [5033 37th Ave S](https://nearbypermits.com/seattle/address/5033-37th-ave-s/): newest permit Aug 7, 2026 - [4222 37th Ave S](https://nearbypermits.com/seattle/address/4222-37th-ave-s/): newest permit Dec 9, 2025 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-11 16:14 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, 10:47 UTC. Map, the one permit at this address and 5 nearby: https://nearbypermits.com/seattle/address/8400-37th-ave-s/