Building Permits in Baltimore, Maryland

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

PermitStack indexes 278,924 building permits issued in Baltimore, Maryland, with 31,006 issued in the last 12 months alone. Search by address, contractor, category, and date via our free REST API.

278,924

Total permits

31,006

Last 12 months

2,712

Last 30 days

Apr 16, 2026

Latest permit

Permits by category (last 12 months)

Most common permit types issued in the last year.

HVAC

4,975

Plumbing

3,752

Electrical

3,412

Renovation

3,223

Interior remodel

1,671

Roofing

1,576

Solar

731

Fire alarm

715

Fence

605

Mechanical

256

Most recent permits

The 10 most recent permits issued in Baltimore, Maryland. Full dataset available via REST API.

Issued	Permit #	Address	Category	Description
2026-04-16	BCCM-26-000929	3517 EASTERN AVE	HVAC	Replace like for like 7.5 ton heat pump split HVAC system
2026-04-16	BCCM-26-001054	36 S PACA ST	Signage	Reface existing wall cabinet sign.
2026-04-16	BCCM-26-000330	2 E UNIVERSITY PKWY	Plumbing	Install 49lf drain tile only- No electric-No plumbing
2026-04-16	BCCM-26-000704	2135 W PATAPSCO AVE	HVAC	Replace like for like 100 mbh, 80% natural gas furnace
2026-04-16	BCCM-26-000937	115 W UNIVERSITY PKWY	Interior remodel	install ANSUL R-102 commercial kitchen hood fire suppression system - JHU Homewood...
2026-04-16	BCCM-26-000959	1215 E FORT AVE	Fire alarm	UPGRADE EXISTING FIRE ALARM SYSTEM AS PER PLANS AS PER CODE
2026-04-16	BCCM-25-004456	7206 1/2 HARFORD RD	Plumbing	Roughing in new copper water lines, PVC drain lines and vent lines by connecting o...
2026-04-16	BCCM-26-000088	900 E PATAPSCO AVE	Other	Rebuild/renovate the existing fire-damaged building on the existing footprint to c...
2026-04-16	BCCM-26-000336	901 W MULBERRY ST	Other	SCOPE OF WORK: ---- CONSTRUCTION TRAILER (SIZE 60 X 24 X 10) MD NR # 0012331 -...
2026-04-16	BRCM-26-004332	2201 KLOMAN ST	Electrical	Construct New SFD Interior Townhouse. This is a CHILD Application to BRCM-26-0043...

Access Baltimore permit data via API

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

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

Other cities we cover

Related coverage in Maryland and nationwide.

FAQ

Where does PermitStack get Baltimore permit data?

We ingest data directly from the official Baltimore 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 Baltimore data?

Our automated ingestion runs daily at 03:00 UTC. The latest permit in our database for Baltimore, Maryland was issued on April 16, 2026. Permit backlogs on the city side may mean some permits take a few days to appear.

Can I access Baltimore permits without an API key?

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