# Building permits at 901 18th Ave E, Seattle, WA

901 18th Ave E, Seattle has 1 building permit on record. The most recent, issued Jul 31, 2026, is for addition: Construct addition and alterations to existing one-family dwelling per plan.

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Jul 31, 2026 | Addition | Construct addition and alterations to existing one-family dwelling per plan. | $20,000 | [7134049-CN](https://nearbypermits.com/seattle/permit/7134049-CN/) |

---
Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-02 08:07 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/