PermitStack indexes 336,462 building permits issued in Boulder, Colorado, with 10,951 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.
Drill into the most common permit categories in Boulder.
The 10 most recent permits issued in Boulder, Colorado. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| No recent permits. | ||||
Query Boulder, Colorado permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search all Boulder permits issued this month curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?city=Boulder&state=CO&issued_after=2026-04-01"
Related coverage in Colorado and nationwide.
We ingest data directly from the official Boulder open data portal (the official city portal) 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 Boulder, Colorado was issued on August 6, 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 Boulder permits interactively. Sign up for a free API key to get started.
Yes. CSV export is available on every plan, including free, with the row cap rising by tier. Real-time webhooks for changed permits are on the Developer plan and above.
The median time from permit filing to issuance in Boulder, Colorado is 5 days, based on permits issued in the last 12 months. Smaller permit types (residential alteration, electrical) typically issue faster; new construction and large additions usually take longer.
Free tier covers 100 requests per day. No credit card required.
Get Free API Key