PermitStack indexes 279,313 building permits issued in Seattle Trade, Washington, with 18,462 issued in the last 12 months alone. Search by address, contractor, category, and date via our free REST API.
Most common permit types issued in the last year.
The 10 most recent permits issued in Seattle Trade, Washington. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2026-04-30 | 7140783-RF | 11720 EVANSTON AVE N | HVAC | installation of 3 zone ductless heat pump |
| 2026-04-30 | 7140794-RF | 8635 45TH AVE S | HVAC | Install 3 ton Heat Pump |
| 2026-04-30 | 7139807-SB | 906 ALASKAN WAY | Signage | 149920 - Install Qty (1) 2'-6" x 3'-11 5/8" internally LED illum... |
| 2026-04-30 | 7140281-SB | 401 NE NORTHGATE WAY | Electrical | INSTALL A SLIP OVER COVER TO EXISTING MONUMENT SIGN FOR NORTHGATE STATION. |
| 2026-04-30 | 7140786-RF | 1109 NW 122ND ST | HVAC | Installing 4 head mini split. |
| 2026-04-30 | 7140788-FR | 1109 NW 122ND ST | HVAC | Installing 4 head mini split |
| 2026-04-30 | 7131272-ME | 808 S FIDALGO ST | Mechanical | Installation of mechanical systems for existing warehouse office, per plan. |
| 2026-04-30 | 7139546-SB | 315 E PINE ST | Signage | We would like to add a small exterior sign to our retail store. The sign is approx... |
| 2026-04-30 | 7139364-SB | 6109 PHINNEY AVE N | Signage | 1) Non Illuminated Canopy Sign. |
| 2026-04-30 | 7140802-RF | 922 NE 117TH ST | Other | 2X OUTDOOR |
Query Seattle Trade, Washington permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search all Seattle Trade permits issued this month curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?city=Seattle%20Trade&state=WA&issued_after=2026-04-01"
Related coverage in Washington and nationwide.
We ingest data directly from the official Seattle Trade open data portal (Tyler Data & Insights (Socrata)) daily. This is the same source used by the city's own public dashboards, normalized into a consistent JSON schema across our U.S. jurisdictions.
Our automated ingestion runs daily at 03:00 UTC. The latest permit in our database for Seattle Trade, Washington was issued on April 30, 2026. Permit backlogs on the city side may mean some permits take a few days to appear.
Yes — our free tier includes 1,000 requests per day, enough to search and filter Seattle Trade permits interactively. Sign up for a free API key to get started.
Yes. Paid plans support CSV export and periodic webhooks for changed permits.
Most Seattle Trade permits are issued on the same day they are filed, reflecting electronic submission and same-day processing for routine permit types. Larger or more complex projects (new construction, major additions) often take longer.
Free tier covers 1,000 requests per day. No credit card required.
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