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312 West 21 Street

Manhattan, NY 10011BBL 1-00744-0048Map

Owner of record: 312 W 21 Street LLC

312 West 21 Street is a walk-up apartment building built in 1900 in Manhattan, 10011. It has 10 residential units across 5 floors. The owner of record is 312 W 21 Street LLC. HPD has recorded 176 housing violations here, most recently on May 28, 2025. 2 of the 50 most recent violations are still open. City tax records listed 4 rent-stabilized apartments here in 2024.

HPD violations
176
DOB violations
7
ECB violations
12
HPD complaints
204

What to know

Concern
2 open Class C

Immediately hazardous issues among recent violations are still open.

Good
Last violation May 28, 2025

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

Rent-stabilized units in 2024
4
About 40% of the building's 10 apartments
Down from 6 in 2018

Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.

Stabilized units by tax-bill year

Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 176

  • C

    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

    May 28, 2025 · Apt 3W

    Closed — Violation dismissed
  • C

    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

    May 28, 2025 · Apt 3W

    Closed — Violation dismissed
  • B

    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

    Jul 27, 2024 · Apt 3E

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 3e, 3rd story, 1st apartment from east at south

    Jul 27, 2024 · Apt 3E

    Closed — Violation dismissed
  • C

    Provide ready access to buildings heating system door locked at basement at boiler room

    Jun 5, 2024

    Closed — Violation dismissed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 1e, 1st story, 1st apartment from east at south

    Jun 5, 2024 · Apt 1E

    Closed — Violation dismissed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 3e, 3rd story, 1st apartment from east at south

    Jun 2, 2024 · Apt 3E

    Closed — Violation closed
  • C

    Provide ready access to buildings heating system locked door at basement at boiler room

    Jun 2, 2024

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 2f, 2nd story, 1st apartment from south at west

    Nov 30, 2023 · Apt 2F

    Closed — Violation closed
  • C

    Provide ready access to buildings heating system locked door at boiler room

    Nov 30, 2023

    Closed — Violation dismissed
Show 40 more ↓
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 2f, 2nd story, 1st apartment from south at west

    Nov 30, 2023 · Apt 2F

    Closed — Violation closed
  • C

    Provide an adequate supply of heat for the apartment in the entire apartment located at apt 2f, 2nd story, 1st apartment from south at west

    Nov 30, 2023 · Apt 2F

    Closed — Violation closed
  • C

    Provide an adequate supply of heat for the apartment in the entire apartment located at apt 4f, 4th story, 1st apartment from south at west

    Nov 29, 2023 · Apt 4F

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the 1st room from east located at apt 2f, 2nd story, 1st apartment from north at east

    Nov 29, 2023 · Apt 2F

    Closed — Violation closed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Mar 15, 2023

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective .... in the entrance located at apt 2w, 2nd story, 1st apartment from east at south

    Mar 8, 2023 · Apt 2W

    Closed — Violation closed
  • C

    Provide an adequate supply of heat for the apartment in the entire apartment located at apt 2w, 2nd story, 1st apartment from east at south

    Mar 8, 2023 · Apt 2W

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at boiler room door at boiler room

    Mar 8, 2023

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 2w, 2nd story, 1st apartment from east at south

    Mar 8, 2023 · Apt 2W

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective .. in the entrance located at apt 2w, 2nd story, 1st apartment from east at south

    Mar 6, 2023 · Apt 2W

    Closed — Violation dismissed
  • B

    Discontinue unlawful use for single room occupancy purposes occupied by one adult in the 7th room from north at west located at apt 2w, 2nd story, 1st apartment from east at south

    Mar 6, 2023 · Apt 2W

    Closed — Violation dismissed
  • B

    Discontinue unlawful use for single room occupancy purposes occupied by one adult in the 5th room from north at west located at apt 2w, 2nd story, 1st apartment from east at south

    Mar 6, 2023 · Apt 2W

    Closed — Violation dismissed
  • B

    Discontinue unlawful use for single room occupancy purposes occupied by one adult in the 1st room from north at west located at apt 2w, 2nd story, 1st apartment from east at south

    Mar 6, 2023 · Apt 2W

    Closed — Violation dismissed
  • B

    Discontinue unlawful use for single room occupancy purposes occupied by one adult in the 1st room from north located at apt 2w, 2nd story, 1st apartment from east at south

    Mar 6, 2023 · Apt 2W

    Closed — Violation dismissed
  • B

    Properly repair the broken or defective intercom system from building entrance to apartment located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Repair or replace the carbon monoxide detecting device(s). missing located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector missing located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of roaches located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of mice located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at the ceiling in the 4th room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Properly repair the source and abate the evidence of a water leak at the ceiling in the 4th room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective ceramic tiles at floor in the 2nd room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Properly repair the broken or defective counter balance at lower sash window, first window from west in the 1st room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Properly repair the broken or defective counter balance at lower sash window at fire escape window in the 1st room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective ceramic tiles at floor in the 1st room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Provide an adequate supply of gas to the fixtures at range in the kitchen located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Provide a safe and adequate supply of electric service to the fixtures at ceilings and walls throughout in the entire apartment located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Provide ready access to buildings heating system door locked at boiler room

    Jan 9, 2023

    Closed — Violation closed
  • A

    Properly repair the source and abate the evidence of a water leak at ceiling in the 2nd room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 2nd room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • A

    Properly repair with similar material the broken or defective ceramic tiles at floor in the kitchen located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • A

    Properly repair the broken or defective wooden door in the bathroom located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 9, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 8, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective sub wood floor in the kitchen located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 8, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Properly repair the source and abate the evidence of a water leak above the ceiling in the 2nd room from north located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 8, 2023 · Apt 3W

    Open — Violation will be reinspected
  • C

    Provide a safe and adequate supply of electric service to the fixtures throughout in the entire apartment located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 8, 2023 · Apt 3W

    Open — Violation will be reinspected
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 8, 2023 · Apt 3W

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of roaches in the entire apartment located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 8, 2023 · Apt 3W

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 3w, 3rd story, 1st apartment from south at west

    Jan 8, 2023 · Apt 3W

    Closed — Violation dismissed

DOB building violations · 7

  • Low pressure boiler boiler required

    Violation issued-failure to file 2023 external low pressure inspection

    Sep 23, 2024

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2016 inspection report

    Apr 6, 2018

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2012 inspection report

    May 15, 2014

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 16, 1999

    Dob violation - dismissed
  • Construction other optional

    C-construction other optional

    Aug 25, 1997

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 10, 1997

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 18, 1993

    Dob violation - dismissed

ECB violations · 12

  • Class - 2

    Work w/o permit observed@above premises in apt1e 1w work w/o permit.all firestopping removed from ceiling&demising walls.no permit on file for this work.stop all work immediately in these apts only to make safe

    Oct 20, 2022 · Penalty $625

    Resolve
  • Class - 2

    I observed throughout the basement level bx cabling, conduits and junction boxes hanging unsecured/ unsupported as required. photos taken., secure/support per ec

    Aug 5, 2022 · Penalty $800

    Resolve
  • Class - 1

    I observed in the basement area under the floor in front of the electrical equipment room, the defective ground clamp for the electrical service. this is a major hazard as the ground provides protection to pers

    Aug 5, 2022 · Penalty $2,400

    Resolve
  • Class - 1

    I observed at the cellar level along the rear area excessive debris which is blocking the egress to the rear yard., maintain adequate construction housekeeping

    Aug 5, 2022 · Penalty $2,500

    Resolve
  • Class - 1

    Failure to maintain adequate housekeeping.note:at time of inspection observed work being performed under the aforementioned job number as aresult excessive amounts of stored debris in the cellar apt.# 1e which

    Mar 23, 2022 · Penalty $2,500

    Resolve
  • Class - 2

    Unapproved unsafe unsuitable electrical equipment devices apparatus appliances materials or wiring in use.defective electrucal outlet throughout apt 3w.defective service ground clamp.defective endline box.defec

    Mar 23, 2022

    Resolve
  • Class - 2

    Electrical work w/o permit.observed at 8:30am removeal of electrical wiring throughout building.no electrical application on file for electrical work.remedy:obtain permit.

    Mar 23, 2022

    Resolve
  • Class - 2

    Failure to properly connect conductors to terminals.armored cables in basement not terminated.remedy:provide proper connections

    Mar 23, 2022 · Penalty $600

    Resolve
  • Class - 2

    Failure to secure support raceways assemblies boxes cabinets fittings.electrical raceways in basement not supported.remedy:secure support per ec.

    Mar 23, 2022

    Resolve
  • Class - 1

    Failure to maintain bldg in code compliant manner.no fire stopping perbc712-3,27-345.note:at time of inspection observed work being performed under the aforementioned job number.several apartments fire stopping

    Mar 23, 2022 · Penalty $2,500

    Resolve
Show 2 more ↓
  • Class - 1

    28.201.1 inadequate tenant protection plan.note:at time of inspection observed work being performed under the aforementioned job number.the submitted tpp lacks specific means & methods of protecting tenants on

    Mar 23, 2022 · Penalty $2,500

    Resolve
  • Non-hazardous

    Failure to maintain exterior of bldg defects noted:at east side of bldg window shaftway bricks are loose & motor is falling to window below motor is dislocked & missing. remedy:make all necessary repairs

    Dec 30, 2004

    Resolve

Complaints

  • Heat/hot water

    Apartment only

    Jan 24, 2026 · Apt 3

    Close
  • Heat/hot water

    Entire building

    Dec 23, 2025 · Apt 3E

    Close
  • Electric

    No lighting

    Dec 1, 2025 · Apt 3E

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2025 · Apt 5W

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2025 · Apt 3E

    Close
  • Door/window

    Door

    Oct 20, 2025 · Apt 5E

    Close
  • Plumbing

    Water supply

    Aug 6, 2025 · Apt 3E

    Close
  • Plumbing

    Water supply

    May 29, 2025 · Apt 4F

    Close
  • Plumbing

    Water supply

    May 29, 2025 · Apt BLDG

    Close
  • Plumbing

    Water supply

    May 28, 2025 · Apt BLDG

    Close
Show 40 more ↓
  • Plumbing

    Water supply

    May 28, 2025 · Apt BLDG

    Close
  • Plumbing

    Water supply

    May 27, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Apr 19, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Jun 5, 2024 · Apt 3E

    Close
  • Heat/hot water

    Apartment only

    Jun 1, 2024 · Apt 3E

    Close
  • Heat/hot water

    Entire building

    May 31, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    May 26, 2024 · Apt 3E

    Close
  • Heat/hot water

    Entire building

    Mar 26, 2024 · Apt 4F

    Close
  • Heat/hot water

    Entire building

    Mar 26, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Feb 25, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 30, 2023 · Apt 4F

    Close
  • Heat/hot water

    Entire building

    Nov 30, 2023 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2023 · Apt 5W

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2023 · Apt 5E

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2023 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2023 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2023 · Apt 4F

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2023 · Apt 3E

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2023 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 4, 2023 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Oct 23, 2023 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Oct 23, 2023 · Apt 2F

    Close
  • Unsanitary condition

    Pests

    Oct 6, 2023 · Apt 2F

    Close
  • Unsanitary condition

    Pests

    Sep 3, 2023 · Apt 5E

    Close
  • Unsanitary condition

    Pests

    Aug 19, 2023 · Apt 5E

    Close
  • Door/window

    Window pane

    Jul 10, 2023 · Apt 2W

    Close
  • Door/window

    Door

    Jul 9, 2023 · Apt BLDG

    Close
  • Door/window

    Door

    Jul 9, 2023 · Apt 1E

    Close
  • Door/window

    Window pane

    Jul 9, 2023 · Apt 2F

    Close
  • Unsanitary condition

    Garbage/recycling storage

    May 30, 2023 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Mar 17, 2023 · Apt 2W

    Close
  • Heat/hot water

    Apartment only

    Mar 17, 2023 · Apt 2W

    Close
  • Heat/hot water

    Apartment only

    Mar 17, 2023 · Apt 2W

    Close
  • Heat/hot water

    Apartment only

    Mar 7, 2023 · Apt 2W

    Close
  • Appliance

    Electric/gas range

    Jan 8, 2023 · Apt 3W

    Close
  • Electric

    Power outage

    Jan 8, 2023 · Apt 3W

    Close
  • Heat/hot water

    Entire building

    Jan 6, 2023 · Apt BLDG

    Close
  • Electric

    No lighting

    Jan 4, 2023 · Apt 3W

    Close
  • Heat/hot water

    Entire building

    Dec 1, 2022 · Apt 2W

    Close
  • Heat/hot water

    Apartment only

    Nov 29, 2022 · Apt 2W

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Walk-up apartment building (C1)
Year built
1900
Floors
5
Residential units
10
Building area
8,930 ft²
Lot area
2,300 ft²
Zoning
R7B
Community board
104
Council district
3
Block / lot
744 / 48
Assessed value
$2,624,400
Landmark / historic district
No

HPD registration #110136, last renewed Aug 25, 2025.

Questions about 312 West 21 Street

Who owns 312 West 21 Street?

The owner of record in NYC Department of City Planning PLUTO data is 312 W 21 Street LLC.

Does 312 West 21 Street have violations?

Yes. NYC HPD has recorded 176 housing violations at this property.

Is 312 West 21 Street rent stabilized?

NYC Department of Finance tax bills listed 4 rent-stabilized units here in 2024 (about 40% of its 10 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 312 West 21 Street built?

City records list 1900 as the year it was built.

How many apartments are in 312 West 21 Street?

It has 10 residential units.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.