# Building permits at 308 20th Ave, Seattle, WA

308 20th Ave, Seattle has 1 building permit on record. The most recent, issued Jun 18, 2025, is for multifamily: Demolish existing single-family residence per plan.

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jun 18, 2025 | Multifamily | Demolish existing single-family residence per plan. | $1,250,000 | [7035965-DM](https://nearbypermits.com/seattle/permit/7035965-DM/) |

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-01 10:41 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/