Building Permits in Hartford, Connecticut

Name: Building Permits in Hartford, Connecticut
Creator: PermitStack
License: https://permit-stack.com/terms.html
Keywords: building permits, Hartford, Connecticut, construction data, permit API

Access 34,419 building permits issued in Hartford, Connecticut through a single REST API. Refreshed daily from the official Hartford open data portal and normalized into a consistent schema.

34,419

Total permits

4,166

Last 12 months

226

Last 30 days

Apr 13, 2026

Latest permit

Permits by category (last 12 months)

Most common permit types issued in the last year.

Electrical

1,203

Plumbing

750

Mechanical

479

Solar

323

New construction

Addition

Pool

Foundation

Most recent permits

The 10 most recent permits issued in Hartford, Connecticut. Full dataset available via REST API.

Issued	Permit #	Address	Category	Description
2026-04-13	COM-ALT-26-000109	5 WINTER ST, HARTFORD, CT 06120	Other	Commercial Alteration Permit
2026-04-13	RES-ALT-26-000155	77 BUSHNELL ST, HARTFORD, CT 06114	Other	Residential Alteration Permit
2026-04-10	MISC-PLM-26-000111	42 WHITMORE ST, HARTFORD, CT 06114	Plumbing	Plumbing Permit
2026-04-10	RES-ALT-26-000122	121 CROMWELL ST, HARTFORD, CT 06114	Other	Residential Alteration Permit
2026-04-10	MISC-ELC-25-001358	12 BELDEN ST, HARTFORD, CT 06120	Electrical	Electrical Permit
2026-04-10	MISC-ELC-26-000109	341 FARMINGTON AV, HARTFORD, CT 06105	Electrical	Electrical Permit
2026-04-10	MISC-ELC-26-000258	258 KENYON ST, HARTFORD, CT 06105	Electrical	Electrical Permit
2026-04-10	COM-ALT-26-000091	99 PRATT ST, #2FL, HARTFORD, CT 06103	Other	Commercial Alteration Permit
2026-04-09	MISC-MEC-26-000147	180 KENYON ST, HARTFORD, CT 06105	Mechanical	Mechanical Permit
2026-04-09	MISC-ELC-25-000993	109 ADELAIDE ST, #A1, HARTFORD, CT 06114	Electrical	Electrical Permit

Access Hartford permit data via API

Query Hartford, Connecticut permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.

# Search all Hartford permits issued this month
curl -H "X-API-Key: YOUR_KEY" \
  "https://api.permit-stack.com/v1/permits?city=Hartford&state=CT&issued_after=2026-04-01"

Other cities we cover

Related coverage in Connecticut and nationwide.

FAQ

Where does PermitStack get Hartford permit data?

We ingest data directly from the official Hartford open data portal (ArcGIS Hub) 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.

How current is the Hartford data?

Our automated ingestion runs daily at 03:00 UTC. The latest permit in our database for Hartford, Connecticut was issued on April 13, 2026. Permit backlogs on the city side may mean some permits take a few days to appear.

Can I access Hartford permits without an API key?

Yes — our free tier includes 1,000 requests per day, enough to search and filter Hartford permits interactively. Sign up for a free API key to get started.