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304 West 21 Street

Manhattan, NY 10011BBL 1-00744-0044Map

Owner of record: Avanti Realty Corp

304 West 21 Street is a walk-up apartment building built in 1900 in Manhattan, 10011. It has 20 residential units across 5 floors. The owner of record is Avanti Realty Corp. HPD has recorded 23 housing violations here, most recently on November 26, 2025. 4 of the 23 most recent violations are still open. City tax records listed 10 rent-stabilized apartments here in 2024.

HPD violations
23
DOB violations
2
ECB violations
6
HPD complaints
27

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Good
Last violation Nov 26, 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
10
About 50% of the building's 20 apartments

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 · 23

  • A

    Trace and repair the source and abate the visible mold condition... less than 10 sq.ft at east and south wall in the bathroom located at apt 3d, 3rd story, 1st apartment from south at west

    Nov 26, 2025 · Apt 3D

    Closed — Violation closed
  • B

    Properly repair or replace the broken or defective counter balance at upper window sash 2nd window from east at south in the 2nd room from north located at apt 3d, 3rd story, 1st apartment from south at west

    Nov 26, 2025 · Apt 3D

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective ceramic tiles at east and west wall in the bathroom located at apt 3d, 3rd story, 1st apartment from south at west

    Nov 26, 2025 · Apt 3D

    Open — Nov sent out
  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules missing in the entire apartment located at apt 3d, 3rd story, 1st apartment from south at west

    Nov 26, 2025 · Apt 3D

    Closed — Violation dismissed
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing in the entire apartment located at apt 3d, 3rd story, 1st apartment from south at west

    Nov 26, 2025 · Apt 3D

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 3d, 3rd story, 1st apartment from south at west

    Nov 26, 2025 · Apt 3D

    Closed — Violation dismissed
  • B

    Trace and repair the source and abate the visible mold condition... less than 10 sq.ft at east and south wall in the bathroom located at apt 3d, 3rd story, 1st apartment from south at west original violation 18444005 issued 26-nov-25 has been upgraded to class b per administrative code 27-2017.3a(3)(a) or (b).

    Nov 26, 2025 · Apt 3D

    Open — Defect letter issued
  • B

    Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 1d, 1st story, 1st apartment from east at south

    Jan 31, 2025 · Apt 1D

    Closed — Violation dismissed
  • B

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

    Jan 31, 2025 · Apt 1D

    Closed — Violation dismissed
  • A

    § 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration consisting circular stairs installed and pierced through floor leading to cellar creating a duplex located at apt 1d, 1st story, 1st apartment from east at south

    Jan 31, 2025 · Apt 1D

    Open — Nov sent out
Show 13 more ↓
  • B

    Discontinue use of rooms for living, disconnect plumbing fixtures and properly seal pipe connections at water closet, washbasin and shower stall at cellar

    Jan 31, 2025

    Open — Nov sent out
  • 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.

    Feb 16, 2022

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective wood floor in the 1st room from north located at apt 1b, 1st story, 1st apartment from north at east

    Aug 11, 2016 · Apt 1B

    Closed — Violation closed
  • B

    Properly repair and abate unsafe electric wiring condition consisting of exposed electrical wires at ceiling in the 1st room from north located at apt 1b, 1st story, 1st apartment from north at east

    Aug 11, 2016 · Apt 1B

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective ceramic wall tiles in the bathroom located at apt 1b, 1st story, 1st apartment from north at east

    Aug 11, 2016 · Apt 1B

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective wood floor in the kitchen located at apt 1b, 1st story, 1st apartment from north at east

    Aug 11, 2016 · Apt 1B

    Closed — Violation closed
  • A

    § 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration suspended ceiling in the kitchen located at apt 1b, 1st story, 1st apartment from north at east

    Aug 11, 2016 · Apt 1B

    Closed — Violation closed
  • A

    Refit the door in the entrance located at apt 1b, 1st story, 1st apartment from north at east

    Aug 11, 2016 · Apt 1B

    Closed — Violation closed
  • B

    Repair or replace the carbon monoxide detecting device(s). defective located at apt 1b, 1st story, 1st apartment from north at east

    Aug 11, 2016 · Apt 1B

    Closed — Violation closed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling at public hall, 1st story

    Aug 11, 2016

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective fire retardant material at ceiling at public hall, 1st story

    Aug 11, 2016

    Closed — Violation closed
  • A

    Paint with light colored paint to the satisfaction of this department the ceiling at public hall, 1st story

    Aug 11, 2016

    Closed — Violation closed
  • B

    Repair or replace the smoke detector missing located at apt 1b, 1st story, 1st apartment from north at east

    Aug 11, 2016 · Apt 1B

    Closed — Violation closed

DOB building violations · 2

  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Sep 16, 1997

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 10, 1997

    Dob violation - dismissed

ECB violations · 6

  • Class - 2

    Occupancy contrary to that allowed by c of o and department of buildings records. circular stairs installed and pierced through floor leading to cellar creating an illegal duplex located at apt 1d, 1st story 1s

    Jan 31, 2025 · Penalty $6,250

    Active
  • Class - 2

    Failure to maintain bldg in a code-compliant manner. noted: at ne corner the parapet has cracks and weathered mortar joint and stucco. remedy: make safe immediately. repair defects and maintain bldg

    Apr 20, 2011

    Resolve
  • Class - 1

    Failure to maintain bldg in code compliant manner noted the following conditions the new brick parapet wall installed at the bldg front facade does not appear to be keyed into the bldg east parapet wall the eas

    Jul 23, 2010 · Penalty $5,000

    Active
  • Non-hazardous

    No permit sign for sidewalk shed- required signage not posted on shed as per d.o.b. regulations (a/c code). remedy: post required signage.

    Sep 1, 2005

    Resolve
  • Non-hazardous

    Work without a permit. work noted: masonry block wall approx h9'xl20' erected at basement. remedy: file plans, obtain approval and permits.

    Aug 31, 1995

    Resolve
  • Non-hazardous

    Work without a permit:work noted:1-installed with partition walls at cellar foring vtility room &bathroom.2-installation of spirs/stair connecting apt 1d at 1st floor rear with rooms constructed @ cellar.

    Jan 3, 1995

    Resolve

Complaints

  • Unsanitary condition

    Mold

    Nov 19, 2025 · Apt 3D

    Close
  • Door/window

    Window frame

    Nov 19, 2025 · Apt 3D

    Close
  • Water leak

    Slow leak

    Nov 19, 2025 · Apt 3D

    Close
  • Unsanitary condition

    Mold

    Jan 10, 2025 · Apt 1D

    Close
  • Paint/plaster

    Wall

    Aug 7, 2016 · Apt 1B

    Close
  • Flooring/stairs

    Floor

    Aug 7, 2016 · Apt 1B

    Close
  • Flooring/stairs

    Floor

    Aug 7, 2016 · Apt 1B

    Close
  • Plumbing

    Water-leaks

    Jan 14, 2014 · Apt 2A

    Close
  • General

    Mold

    Jan 14, 2014 · Apt 2A

    Close
  • Heating

    Heat related

    Jan 27, 2005 · Apt 2B

    Close
Show 17 more ↓
  • Nonconst

    Vermin

    Sep 28, 2004 · Apt 4B

    Close
  • Nonconst

    Vermin

    Sep 28, 2004 · Apt 4B

    Close
  • General

    Ceramic-tile

    Sep 28, 2004 · Apt 4B

    Close
  • Nonconst

    Smoke detector

    Sep 28, 2004 · Apt 4B

    Close
  • Electric

    Bell-buzzer/intercom

    Sep 28, 2004 · Apt 4B

    Close
  • Construction

    Roof

    Sep 28, 2004 · Apt 4B

    Close
  • Appliance

    Electric/gas range

    Sep 28, 2004 · Apt 4B

    Close
  • Plumbing

    Basin/sink

    Sep 28, 2004 · Apt 4B

    Close
  • Plumbing

    Basin/sink

    Sep 28, 2004 · Apt 4B

    Close
  • Electric

    Lighting

    Sep 28, 2004 · Apt 4B

    Close
  • Paint/plaster

    Ceiling

    Jun 25, 2004 · Apt 4C

    Close
  • Paint/plaster

    Ceiling

    Jun 25, 2004 · Apt 4C

    Close
  • Paint/plaster

    Wall

    Jun 25, 2004 · Apt 4C

    Close
  • Paint/plaster

    Ceiling

    Jun 25, 2004 · Apt 4C

    Close
  • Paint/plaster

    Wall

    Jun 25, 2004 · Apt 4C

    Close
  • Paint/plaster

    Wall

    Jun 25, 2004 · Apt 4C

    Close
  • Paint/plaster

    Ceiling

    Jun 25, 2004 · Apt 4C

    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 (C4)
Year built
1900
Floors
5
Residential units
20
Building area
8,720 ft²
Lot area
2,300 ft²
Zoning
R7B
Community board
104
Council district
3
Block / lot
744 / 44
Assessed value
$958,950
Landmark / historic district
No

HPD registration #126845, last renewed Oct 16, 2025.

Questions about 304 West 21 Street

Who owns 304 West 21 Street?

The owner of record in NYC Department of City Planning PLUTO data is Avanti Realty Corp.

Does 304 West 21 Street have violations?

Yes. NYC HPD has recorded 23 housing violations at this property.

Is 304 West 21 Street rent stabilized?

NYC Department of Finance tax bills listed 10 rent-stabilized units here in 2024 (about 50% of its 20 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 304 West 21 Street built?

City records list 1900 as the year it was built.

How many apartments are in 304 West 21 Street?

It has 20 residential units.

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