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Building report

312 West 21st Street

Public records for this building, including violations, complaints, housing court cases and ownership details.

Built
1900
Units
10
Owner of record
312 W 21 STREET LLC
Open HPD violations
0
HPD records on file
176

Violations at 312 West 21st Street

176 on record
2025-05-28Class CDismissed

§ 27-2024 ADM CODE PROVIDE ADEQUATE SUPPLY OF COLD WATER FOR THE FIXTURES , IN THE ENTIRE APARTMENT LOCATED AT APT 3W, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

HPD · 576 · Record 17922890
2025-05-28Class CDismissed

§ 27-2024 ADM CODE PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES , IN THE ENTIRE APARTMENT LOCATED AT APT 3W, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

HPD · 577 · Record 17922889
2024-07-27Class BDismissed

§ 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 3E, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

HPD · 1503 · Record 17156691
2024-07-27Class BDismissed

§ 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 3E, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

HPD · 702 · Record 17156690
2024-06-05Class CDismissed

§ 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR LOCKED AT BASEMENT AT BOILER ROOM

HPD · 672 · Record 17027916
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Who owns 312 West 21st Street?

Owner of record: 312 W 21 STREET LLC. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.

Apartments at 312 West 21st Street

Recorded residential units: 10. Recorded year built: 1900. These building facts do not show current vacancies or when a particular apartment was renovated.

This tax lot appears in the RGB list based on 2024 building registrations, published as of November 2025. That is a building-level historical signal; it does not identify which apartments are stabilized today. Check the official rent-stabilized building lists.

Look up more about this building

See the full record for 312 West 21st Street

The full report includes the grade, all 176 violations with dates and outcomes, housing court filings and ownership details.

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Included
  1. 01Overall grade and scores by category
  2. 02Details for all 176 HPD violations
  3. 03Housing court filings and outcomes
  4. 04Ownership history and LLC connections