# Building permits at 339 33rd Ave, Seattle, WA

339 33rd Ave, Seattle has 2 building permits on record. The most recent, issued Sep 16, 2026, is for addition: Construct penthouse stair addition and alterations to a one-family dwelling per plans

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Sep 16, 2026 | Addition | Construct penthouse stair addition and alterations to a one-family dwelling per plans | $100,000 | [7135450-CN](https://nearbypermits.com/seattle/permit/7135450-CN/) |
| Mar 28, 2016 | New building | Establish use as and construct new single family residence with attached garage per plan. | $275,489 | [6421289-CN](https://nearbypermits.com/seattle/permit/6421289-CN/) |

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-02 11:09 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/