Is 680 E 21st St rent stabilized?
680 E 21st St is a registered NYC rent-stabilized building in Flatbush, Brooklyn (11226). It has about 17 apartments, built in 2020.
Also written as 680 East 21st Street — or 680 E 21st St, Brooklyn, NY 11226.
How this building compares
With about 17 apartments it is smaller than 72% of the 564 rent-stabilized buildings this site tracks in Flatbush. It went up in 2020, 89 years after the 1931 median for stabilized buildings tracked in the neighborhood. HPD lists no open violations at this address — one of 47 such buildings among the 564 this site tracks in the neighborhood. Tenants have filed 14 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Flatbush |
| ZIP | 11226 |
| Year built | 2020 |
| Apartments | 17 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, 421-A (16) |
| BBL | 3052200057 |
Owner & management
| Owner | 680 E21 REALTY LLC 311 ROGERS AVENUE · Brooklyn, NY 11225 |
| Managing agent | JACOB ZIMMERMAN |
Building conditions
| HPD violations | 0 open / 9 total |
| HPD complaints | 0 open / 14 total |
| HPD registration last filed | July 29, 2025 |
Full building report — $9
Frequently asked questions
Is 680 E 21st St rent stabilized?
680 E 21st 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 421-A (16). 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 680 E 21st St?
680 E 21st St (BBL 3052200057) has about 17 residential apartments and was built in 2020, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.