# Building permits at 3904 42nd Ave S, Seattle, WA 3904 42nd Ave S: a new building permitted May 15, 2025, demolition May 21, 2025. Two permits on record here. The newest, May 21, 2025: Demolish existing one family dwelling. Within a quarter mile, the city has issued 2 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | May 21, 2025 | Demolition | Demolish existing one family dwelling per plan. | $850,000 | [7036515-DM](https://nearbypermits.com/seattle/permit/7036515-DM/) | | May 15, 2025 | New building | Construct new west one-family dwelling per plan. (Establish use as single family residence with two detached accessory dwelling units per land use code. Construct three new one-family dwellings per plan. Review and processing for three records under 7036514) | $799,693 | [7036514-CN](https://nearbypermits.com/seattle/permit/7036514-CN/) | ## Within ¼ mi since May 1, 2026 2 permits in the circle. From our copy of the city's data (last 24 months). ### Farther (1,000 ft to ¼ mi), 2 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 1, 2026 | [4027 46th Ave S](https://nearbypermits.com/seattle/address/4027-46th-ave-s/) | 0.24 mi SE | Addition | Construct addition and alterations to one-family dwelling per plan. | $160,000 | [7107265-CN](https://nearbypermits.com/seattle/permit/7107265-CN/) | | Jul 29, 2026 | [3808 Lake Washington Blvd S](https://nearbypermits.com/seattle/address/3808-lake-washington-blvd-s/) | 0.23 mi NE | Other | Construct temporary stage and seating for 2025 Seafair Weekend Festival [7/31 - 8/2] per plan | Not listed | [7155055-CN](https://nearbypermits.com/seattle/permit/7155055-CN/) | ## Zoning requests nearby Hearings are public: you can comment or attend. Dates can move; check the city's page before you go. | Status | Hearing | Address | Distance | Request | Case | City's words | Filed | |---|---|---|---|---|---|---|---| | Requested | | 3921 43rd Ave S | 230 ft SE | Land Use Application to subdivide one development site into two unit lots | [3043994-LU](https://services.seattle.gov/portal/customize/LinkToRecord.aspx?altId=3043994-LU) | "Application Completed" | 2026-10-06 | ## More on this street Other addresses on 42nd Ave S with permits, nearest house number first: - [4207 42nd Ave S](https://nearbypermits.com/seattle/address/4207-42nd-ave-s/): newest permit Jun 15, 2026 - [4213 42nd Ave S](https://nearbypermits.com/seattle/address/4213-42nd-ave-s/): newest permit Jun 15, 2026 - [4624 42nd Ave S](https://nearbypermits.com/seattle/address/4624-42nd-ave-s/): newest permit Oct 8, 2024 - [4628 42nd Ave S](https://nearbypermits.com/seattle/address/4628-42nd-ave-s/): newest permit Mar 26, 2026 - [5014 42nd Ave S](https://nearbypermits.com/seattle/address/5014-42nd-ave-s/): newest permit Feb 27, 2025 - [5016 42nd Ave S](https://nearbypermits.com/seattle/address/5016-42nd-ave-s/): newest permit May 3, 2025 - [5201 42nd Ave S](https://nearbypermits.com/seattle/address/5201-42nd-ave-s/): newest permit Feb 20, 2026 - [6711 42nd Ave S](https://nearbypermits.com/seattle/address/6711-42nd-ave-s/): newest permit Jun 30, 2026 - [6713 42nd Ave S](https://nearbypermits.com/seattle/address/6713-42nd-ave-s/): newest permit Jul 20, 2026 - [6715 42nd Ave S](https://nearbypermits.com/seattle/address/6715-42nd-ave-s/): newest permit Aug 28, 2026 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-17 14:53 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 17, 09:48 UTC. Map, both permits at this address and 2 nearby: https://nearbypermits.com/seattle/address/3904-42nd-ave-s/