Is 1446 1st Ave rent stabilized?
1446 1st Ave is a registered NYC rent-stabilized building in Upper East Side-Lenox Hill-Roosevelt Island, Manhattan (10021). It has about 6 apartments, built in 1910.
Also written as 1446 1st Avenue — or 1446 1st Ave, Manhattan, NY 10021.
How this building compares
With about 6 apartments it is smaller than 95% of the 626 rent-stabilized buildings this site tracks in Upper East Side-Lenox Hill-Roosevelt Island. HPD lists 7 open violations here, about 1.2 per apartment — above the one for every 10 apartments median for tracked buildings in the neighborhood. Of the 51 violations on record at the address, 10 are class C — HPD's immediately hazardous grade, and 3 of them are still open. HPD issued 3 new violations at the address in the last twelve months. Tenants have filed 35 HPD complaints at the address, 3 of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Upper East Side-Lenox Hill-Roosevelt Island |
| ZIP | 10021 |
| Year built | 1910 |
| Apartments | 6 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1014700002 |
Owner & management
| Owner | CONQUISTA REALTY 1450 FIRST AVENUE · NEW YORK, NY 10021 |
| Managing agent | VITO MAZZARINO |
Building conditions
| HPD violations | 7 open / 51 total · 3 in last 12 mo |
| HPD complaints | 0 open / 35 total |
| HPD registration last filed | September 13, 2025 |
Full building report — $9
Frequently asked questions
Is 1446 1st Ave rent stabilized?
1446 1st Ave in Upper East Side-Lenox Hill-Roosevelt Island, Manhattan 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 1446 1st Ave?
1446 1st Ave (BBL 1014700002) has about 6 residential apartments and was built in 1910, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.
Other rent-stabilized buildings in Upper East Side-Lenox Hill-Roosevelt Island
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