PermitStack indexes 280,237 building permits issued in Seattle Trade, Washington, with 17,699 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 |
|---|---|---|---|---|
| 2026-05-15 | 7143214-RF | 934 18TH AVE | Other | Install a new Mitsubishi 18k BTU Hyper Heat Outdoor Unit. |
| 2026-05-15 | 7143229-FR | 2528 1ST AVE W | HVAC | Heat pump installation |
| 2026-05-15 | 7143158-FR | 4229 EASTERN AVE N | HVAC | Install a new Mitsubishi 42k BTU Hyper Heat Outdoor Unit. |
| 2026-05-15 | 7143193-FR | 934 18TH AVE | HVAC | Install a new Mitsubishi 18k BTU Hyper Heat Outdoor Unit. |
| 2026-05-15 | 7143224-FR | 9501 27TH AVE NW | HVAC | Install new Mitsubishi 36k BTU Outdoor Unit. |
| 2026-05-15 | 7143228-RF | 2528 1ST AVE W | HVAC | Heat pump installationi |
| 2026-05-15 | 7143138-FR | 3856 RENTON AVE S | HVAC | install 1 outdoor with 3 indoor units |
| 2026-05-15 | 7143139-RF | 3856 RENTON AVE S | Other | installed 1 outdoor 3 indoor |
| 2026-05-15 | 7143173-RF | 4229 EASTERN AVE N | Other | Install a new Mitsubishi 42k BTU Hyper Heat Outdoor Unit. |
| 2026-05-15 | 7143246-RF | 9501 27TH AVE NW | Electrical | Install a dedicated circuit from the electrical panel to the Outdoor Unit with dis... |
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 May 15, 2026. Permit backlogs on the city side may mean some permits take a few days to appear.
Yes — our free tier includes 100 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 100 requests per day. No credit card required.
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