Is 898 Union St rent stabilized?
898 Union St is a registered NYC rent-stabilized building in Park Slope, Brooklyn (11215). It has about 8 apartments, built in 1887.
Also written as 898 Union Street — or 898 Union St, Brooklyn, NY 11215.
How this building compares
It went up in 1887, 33 years before the 1920 median for stabilized buildings tracked in Park Slope. HPD lists no open violations at this address — one of 206 such buildings among the 624 this site tracks in the neighborhood. Of the 11 violations on record at the address, 2 are class C — HPD's immediately hazardous grade, and none of them are still open. HPD issued 7 new violations at the address in the last twelve months. Tenants have filed 14 HPD complaints at the address, 2 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Park Slope |
| ZIP | 11215 |
| Year built | 1887 |
| Apartments | 8 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3010660020 |
Owner & management
| Owner | 898 UNION STREET REALTY LLC 917 8TH AVENUE · Brooklyn, NY 11215 |
| Managing agent | KOTSONIS ORGANIZATION LLC. |
Building conditions
| HPD violations | 0 open / 11 total · 7 in last 12 mo |
| HPD complaints | 0 open / 14 total |
| HPD registration last filed | October 11, 2025 |
Full building report — $9
Frequently asked questions
Is 898 Union St rent stabilized?
898 Union St in Park Slope, Brooklyn is registered as rent stabilized in the New York State DHCR 2024 rent-stabilized building files, where its stabilization code is MULTIPLE DWELLING A. 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 898 Union St?
898 Union St (BBL 3010660020) has about 8 residential apartments and was built in 1887, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.