# Building permits at 9400 Olson Pl SW, Seattle, WA Two permits on record here. The newest, Jun 12, 2025: Construct far northeast one-family dwelling (Lot A). Within a quarter mile, the city has issued no other permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Jun 12, 2025 | New building | Construct far northeast one-family dwelling (Lot A) per plan. [Establish use as single-family single-family with attached accessory dwelling unit and detached accessory dwelling unit per land use code. Construct one- and two-family dwellings per plan. Review and processing for (9) construction recor | $516,487 | [6979363-CN](https://nearbypermits.com/seattle/permit/6979363-CN/) | | May 20, 2005 | Alteration or repair | Closed as incomplete - expired permit. Grading and paving for cluster development per pln | $14,000 | [6123469-CN](https://nearbypermits.com/seattle/permit/6123469-CN/) | ## Within ¼ mi since May 1, 2026 0 permits in the circle. From our copy of the city's data (last 24 months). ## Zoning requests nearby There are no zoning requests on file within ¼ mi. Seattle's feed was last read Oct 10. ## More on this street Other addresses on Olson Pl SW with permits, nearest house number first: - [9406 Olson Pl SW](https://nearbypermits.com/seattle/address/9406-olson-pl-sw/): newest permit Aug 13, 2025 - [9410 Olson Pl SW](https://nearbypermits.com/seattle/address/9410-olson-pl-sw/): newest permit Aug 13, 2025 - [9416 Olson Pl SW](https://nearbypermits.com/seattle/address/9416-olson-pl-sw/): newest permit Aug 13, 2025 - [9420 Olson Pl SW](https://nearbypermits.com/seattle/address/9420-olson-pl-sw/): newest permit Aug 13, 2025 - [9426 Olson Pl SW](https://nearbypermits.com/seattle/address/9426-olson-pl-sw/): newest permit Aug 13, 2025 - [9430 Olson Pl SW](https://nearbypermits.com/seattle/address/9430-olson-pl-sw/): newest permit Aug 13, 2025 - [9434 Olson Pl SW](https://nearbypermits.com/seattle/address/9434-olson-pl-sw/): newest permit Aug 13, 2025 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-10 12:14 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 10, 08:48 UTC. Map and both permits at this address: https://nearbypermits.com/seattle/address/9400-olson-pl-sw/