Building permits in Brooklyn, NY
Mapenzo tracks 27,473 building permits and applications in Brooklyn, NY, with 2,752 added in the last 30 days. The latest was recorded on Oct 13, 2026. The most active trade is interior work. Data updates daily.
Exact address, contractor, owner and value are shown on the Mapenzo map.
Permits by trade
| Other | 6,323 | |
| Interior work | 5,572 | |
| Plumbing | 5,074 | |
| HVAC | 4,289 | |
| Garages | 2,741 | |
| Fences | 2,566 | |
| Roofing | 2,103 | |
| Additions | 1,383 | |
| Facades | 1,370 | |
| Windows and doors | 1,225 | |
| Demolition | 844 | |
| Solar | 694 | |
| Signs | 477 | |
| Electrical | 230 | |
| Pools | 22 |
One permit can belong to several trades.
Last 12 months
Nearby
- Queens19,391 permits
- Manhattan41,681 permits
- Staten Island5,947 permits
- Bronx10,797 permits
- Buffalo8,638 permits
Frequently asked questions
How many building permits are there in Brooklyn, NY?
Mapenzo has 27,473 records in Brooklyn, NY: 27,473 issued or under construction and 0 in review. 2,752 were added in the last 30 days.
How do I find new permits in Brooklyn, NY?
The Mapenzo map shows every permit in Brooklyn, NY in one place, filterable by trade and date.
How fresh is the data?
Mapenzo collects data from official permit registers every day. New permits appear on the map the same day the register publishes them.
Can I see applications before a permit is issued?
Yes. Besides issued permits, the map shows applications and notices still in review whenever the register publishes them.