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231 East 21st Street

Manhattan · Gramercy, NY 10010

231 East 21st Street is a 24-apartment building in Gramercy, built in 1920, managed by Apex Management Group. The City has 5 open housing-code violations on file for it, one of them immediately hazardous, about 0.21 per apartment, roughly three times the neighborhood norm for a building this size (HPD, as of 5 October 2026). No tenant has reviewed it here yet. Everything above comes from the City's own records.

Managed by Apex Management Group

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Units
24
Year built
1920
Neighborhood
Gramercy
Borough
Manhattan

This building’s record with the City

Complaints tenants filed with 311, and repairs a City inspector has asked for. Most repairs are routine maintenance. Both describe the building rather than the people in it, and often predate the current management.

3.8/5Better than most nearbyScored from the records below against every building we cover. It is not a tenant rating. Nobody who lived here said this.

Complaints are down from 1 to 0 year on year.

0tenant complaints

Filed with 311 in the past year · 1 the year before

5open repairs

Outstanding with HPD · about 0.2 per apartment

Immediately hazardous
1
Hazardous
2
Non-hazardous
2

What the open repairs are about

  • Stairs, floors and ceilings5
  • Electrical2
  • Doors, windows and locks1

Source: NYC 311 and Housing Preservation & Development. Look this building up · updated Oct 2026

The company that manages it, elsewhere

Apex Management Group manages 40 other buildings we cover, holding 503 apartments.

open violations
555open violations
immediately hazardous
205immediately hazardous
311 complaints
276311 complaints

in the past year

per apartment
1.1per apartment

The company’s record across its other buildings, not this building’s. A company can run one well and another badly, and these figures often predate the current management. (HPD and 311, as of 28 September 2026.)

What tenants say

Nobody has written about 231 East 21st Street yet.

Does the heat hold in January? How long does the super take? Does management answer the phone, and were you charged what you expected? No public record answers any of that. Only someone who lived here can.

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