Is 45 Martense St rent stabilized?
45 Martense St is a registered NYC rent-stabilized building in Flatbush, Brooklyn (11226). It has about 66 apartments, built in 1937.
Also written as 45 Martense Street — or 45 Martense St, Brooklyn, NY 11226.
How this building compares
With about 66 apartments it is larger than 84% of the 564 rent-stabilized buildings this site tracks in Flatbush. Its 1937 construction date sits close to the 1931 median for stabilized buildings tracked in the neighborhood. HPD lists 9 open violations here, about one for every 7 apartments — below the 0.9 per apartment median for tracked buildings in the neighborhood. Of the 92 violations on record at the address, 28 are class C — HPD's immediately hazardous grade, and 8 of them are still open. HPD issued 8 new violations at the address in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Flatbush |
| ZIP | 11226 |
| Year built | 1937 |
| Apartments | 66 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, NON-EVICT COOP/CONDO |
| BBL | 3050860066 |
Owner & management
| Owner | 45 MARTENSE STREET OWNERS CORP 305-307 EAST 239TH STREET #OFFICE · Bronx, NY 10470 |
| Managing agent | MAXX PROPERTIES |
Building conditions
| HPD violations | 9 open / 92 total · 8 in last 12 mo |
| HPD complaints | 0 open / 194 total |
| HPD registration last filed | October 1, 2025 |
Full building report — $9
Frequently asked questions
Is 45 Martense St rent stabilized?
45 Martense St in Flatbush, Brooklyn is registered as rent stabilized in the New York State DHCR 2024 rent-stabilized building files, where its stabilization codes are MULTIPLE DWELLING A and NON-EVICT COOP/CONDO. Registration is recorded for the building, not for each apartment in it, so an individual unit here can still have been deregulated — ask the landlord or DHCR for that apartment's rent history before relying on it.
How many apartments are at 45 Martense St?
45 Martense St (BBL 3050860066) has about 66 residential apartments and was built in 1937, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.