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Is 31 E 21st St rent stabilized?

31 E 21st St is a registered NYC rent-stabilized building in Midtown South-Flatiron-Union Square, Manhattan (10010). It has about 18 apartments, built in 1851.

Also written as 31 East 21st Street — or 31 E 21st St, Manhattan, NY 10010.

How this building compares

It went up in 1851, 69 years before the 1920 median for stabilized buildings tracked in Midtown South-Flatiron-Union Square. HPD lists 1 open violation here, about one for every 18 apartments — below the one for every 9 apartments median for tracked buildings in the neighborhood. Of the 27 violations on record at the address, 18 are class C — HPD's immediately hazardous grade, and none of them are still open. Tenants have filed 89 HPD complaints at the address, 4 of them in the last twelve months.

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Building details

BoroughManhattan
NeighborhoodMidtown South-Flatiron-Union Square
ZIP10010
Year built1851
Apartments18
Rent-stabilizedYes — DHCR registered
Stabilization codeMULTIPLE DWELLING A
BBL1008500024

Owner & management

OwnerUNITED FLATIRON LLC
33 EAST 33 ST #1101 · New York, NY 10016
Managing agentUNITED FLATIRON LLC

Building conditions

HPD violations1 open / 27 total
HPD complaints0 open / 89 total
HPD registration last filedJune 5, 2025

Full building report — $9

📄 Get the full building report — $9. How this building's violation record compares citywide, who owns it and what else they own, and a pre-filled DHCR rent-history request. One-time, no account needed. The report also states plainly what the data cannot tell you. Get the report for 31 E 21st St →

Frequently asked questions

Is 31 E 21st St rent stabilized?

31 E 21st St in Midtown South-Flatiron-Union Square, 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 31 E 21st St?

31 E 21st St (BBL 1008500024) has about 18 residential apartments and was built in 1851, 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 Midtown South-Flatiron-Union Square

43 E 20th St31 E 20th St29 E 20th St44 E 21st St270 Park Ave S28 E 21st St21 E 21st St19 E 21st St922 Broadway22 E 22nd St12 E 22nd St210 5th Ave

See all in Midtown South-Flatiron-Union Square →

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