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306 West 21 Street

Manhattan, NY 10011BBL 1-00744-0045Map

Owner of record: Avanti Realty Corp

306 West 21 Street is a walk-up apartment building built in 1900 in Manhattan, 10011. It has 15 residential units across 5 floors. The owner of record is Avanti Realty Corp. HPD has recorded 53 housing violations here, most recently on July 21, 2026. 3 of the 50 most recent violations are still open. City tax records listed 12 rent-stabilized apartments here in 2024.

HPD violations
53
DOB violations
2
ECB violations
0
HPD complaints
55

What to know

Concern
1 open Class C

Immediately hazardous issues among recent violations are still open.

Watch
Last violation Jul 21, 2026

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
12
About 80% of the building's 15 apartments
Up from 5 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 · 53

  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 4, 2nd story, 1st apartment from north at east

    Jul 21, 2026 · Apt 4

    Closed — Violation dismissed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling and east wall in the bathroom located at apt 4, 2nd story, 1st apartment from north at east

    Jul 21, 2026 · Apt 4

    Closed — Violation dismissed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at east wall in the bathroom located at apt 4, 2nd story, 1st apartment from north at east

    Jul 21, 2026 · Apt 4

    Closed — Violation dismissed
  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules defective in the entire apartment located at apt 4, 2nd story, 1st apartment from north at east

    Jul 21, 2026 · Apt 4

    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 defective in the entire apartment located at apt 4, 2nd story, 1st apartment from north at east

    Jul 21, 2026 · Apt 4

    Closed — Violation dismissed
  • A

    Paint with light colored paint to the satisfaction of this department at ceiling in the foyer located at apt 4, 2nd story, 1st apartment from north at east

    Jul 21, 2026 · Apt 4

    Closed — Violation dismissed
  • B

    Remove all encumbrances consisting of wood panel at public hall, 1st story

    Jul 21, 2026

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of roaches in the entire apartment located at apt 5, 2nd story, 1st apartment from south at west

    May 29, 2026 · Apt 5

    Closed — Violation closed
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 5, 2nd story, 1st apartment from south at west

    May 29, 2026 · Apt 5

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective ...fire retardant material at west wall at public hall, 2nd story

    Sep 2, 2025

    Closed — Violation dismissed
Show 40 more ↓
  • A

    Paint with light colored paint to the satisfaction of this department ...at west wall at public hall, 2nd story

    Sep 2, 2025

    Closed — Violation dismissed
  • A

    Paint with light colored paint to the satisfaction of this department ...at south and west walls at public hall, 4th story

    Sep 2, 2025

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective ...hinge at fire door at bulkhead to the roof at south , 5th story

    Sep 2, 2025

    Closed — Violation closed
  • B

    Properly repair the source and abate the evidence of a water leak ...at south and west walls at public hall, 4th story

    Sep 2, 2025

    Closed — Violation dismissed
  • B

    Repair or replace the carbon monoxide detecting device(s). defective in the entire apartment located at apt 6, 2nd story, 1st apartment from east at south

    Jun 4, 2025 · Apt 6

    Closed — Violation dismissed
  • B

    Properly secure the loose escutcheon plate at ceiling in the 1st room from north at west located at apt 6, 2nd story, 1st apartment from east at south

    Jun 4, 2025 · Apt 6

    Closed — Violation dismissed
  • C

    Provide an adequate supply of gas to the fixtures at gas range in the kitchen located at apt 5, 2nd story, 1st apartment from south at west

    Jun 4, 2025 · Apt 5

    Closed — Violation closed
  • A

    Post sign on wall of entrance story bearing name, address including apartment number if any, and telephone number of superintendent, janitor or housekeeper. at public hall, 1st story

    Jun 4, 2025

    Closed — Violation dismissed
  • C

    Provide an adequate supply of gas to the fixtures at gas range in the kitchen located at apt 6, 2nd story, 1st apartment from east at south

    Jun 4, 2025 · Apt 6

    Closed — Violation closed
  • A

    Trace and repair the source and abate the visible mold condition... less than 10 square feet at ceiling in the bathroom located at apt 6, 2nd story, 1st apartment from east at south

    Jun 4, 2025 · Apt 6

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective vinyl floor tiles in the kitchen located at apt 6, 2nd story, 1st apartment from east at south

    Jun 4, 2025 · Apt 6

    Closed — Violation dismissed
  • B

    Properly secure the loose escutcheon plate at ceiling in the 2nd room from north located at apt 6, 2nd story, 1st apartment from east at south

    Jun 4, 2025 · Apt 6

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector defective in the entire apartment located at apt 6, 2nd story, 1st apartment from east at south

    Jun 4, 2025 · Apt 6

    Closed — Violation dismissed
  • B

    Trace and repair the source and abate the visible mold condition... less than 10 square feet at ceiling in the bathroom located at apt 6, 2nd story, 1st apartment from east at south original violation 17938063 issued 04-jun-25 has been upgraded to class b per administrative code 27-2017.3a(3)(a) or (b).

    Jun 4, 2025 · Apt 6

    Open — Defect letter issued
  • A

    Post and maintain a proper sign on wall of entrance story showing the registration number assigned by the department and the address of the building. at public hall, 1st story

    Jun 4, 2025

    Closed — Violation dismissed
  • A

    Paint with light colored paint to the satisfaction of this department at west wall in the bathroom located at apt 6, 2nd story, 1st apartment from east at south

    Jun 4, 2025 · Apt 6

    Closed — Violation dismissed
  • C

    Provide an adequate supply of gas to the fixtures at gas range in the kitchen located at apt 11, 4th story, 1st apartment from south at west

    Apr 16, 2025 · Apt 11

    Open — Not complied with
  • B

    Properly repair with similar material the broken or defective ceramic tile at west wall in the bathroom located at apt 2, 1st story, 1st apartment from south at west

    Apr 16, 2025 · Apt 2

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at west wall in the bathroom located at apt 2, 1st story, 1st apartment from south at west

    Apr 16, 2025 · Apt 2

    Closed — Violation closed
  • B

    Repair the leaky and/or defective faucets at wash basin in the bathroom located at apt 2, 1st story, 1st apartment from south at west

    Apr 16, 2025 · Apt 2

    Closed — Violation dismissed
  • B

    Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 2, 1st story, 1st apartment from south at west

    Apr 16, 2025 · Apt 2

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 2, 1st story, 1st apartment from south at west

    Apr 16, 2025 · Apt 2

    Closed — Violation dismissed
  • C

    Provide an adequate supply of gas to the fixtures at range/stove in the kitchen located at apt 2, 1st story, 1st apartment from south at west

    Apr 16, 2025 · Apt 2

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at apt 11, 4th story, 1st apartment from south at west

    Apr 16, 2025 · Apt 11

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 10, 5th story, 1st apartment from north at east

    Apr 16, 2025 · Apt 10

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector defective in the entire apartment located at apt 10, 5th story, 1st apartment from north at east

    Apr 16, 2025 · Apt 10

    Closed — Violation dismissed
  • C

    Provide an adequate supply of gas to the fixtures at gas range in the kitchen located at apt 10, 5th story, 1st apartment from north at east

    Apr 16, 2025 · Apt 10

    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
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 2, 2022

    Closed — Violation dismissed
  • A

    Refit lower sash window at west in the bathroom located at apt 15, 5th story, 1st apartment from east at south

    Apr 20, 2022 · Apt 15

    Closed — Violation dismissed
  • A

    Properly repair with similar material the broken or defective wood window frame at west in the bathroom located at apt 15, 5th story, 1st apartment from east at south

    Apr 20, 2022 · Apt 15

    Closed — Violation dismissed
  • B

    Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 15, 5th story, 1st apartment from east at south

    Apr 20, 2022 · Apt 15

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 15, 5th story, 1st apartment from east at south

    Apr 20, 2022 · Apt 15

    Closed — Violation dismissed
  • C

    M/d law abate the nuisance consisting of lock at door to fire escape in the 3rd room from north at west located at apt 15, 5th story, 1st apartment from east at south

    Apr 20, 2022 · Apt 15

    Closed — Violation dismissed
  • C

    M/d law abate the nuisance consisting of air condition unit at window to fire escape in the 3rd room from north at west located at apt 15, 5th story, 1st apartment from east at south

    Apr 20, 2022 · Apt 15

    Closed — Violation dismissed
  • B

    Trace and repair the source and abate the visible mold condition... aproxmately 4 sq ft at ceiling, 3 sq ft at north wall, 2 sqft at south wall, 3 sq ft at east wall and 3 sq ft at west wall in the bathroom located at apt 15, 5th story, 1st apartment from east at south

    Apr 20, 2022 · Apt 15

    Open — Defect letter issued
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the foyer located at apt 15, 5th story, 1st apartment from east at south

    Apr 20, 2022 · Apt 15

    Closed — Violation dismissed
  • 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
  • C

    Provide an adequate supply of gas to the fixtures at gas range in the kitchen located at apt 14, 5th story, 1st apartment from south at west

    Dec 4, 2013 · Apt 14

    Closed — Violation dismissed
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the bathroom located at apt 14, 5th story, 1st apartment from south at west

    Dec 4, 2013 · Apt 14

    Closed — Violation dismissed

DOB building violations · 2

  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2012 inspection report

    May 15, 2014

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 18, 1993

    Dob violation - dismissed

ECB violations · 0

No ECB violations on record

Complaints

  • Unsanitary condition

    Pests

    Aug 17, 2026 · Apt 5

    Close
  • Unsanitary condition

    Pests

    Jul 24, 2026 · Apt 5

    Close
  • Paint/plaster

    Ceiling

    Jul 20, 2026 · Apt 4

    Close
  • Paint/plaster

    Ceiling

    Jul 15, 2026 · Apt 4

    Close
  • Unsanitary condition

    Pests

    Nov 18, 2025 · Apt 5

    Close
  • Flooring/stairs

    Floor

    Oct 14, 2025 · Apt UNIT6

    Close
  • Unsanitary condition

    Pests

    Sep 16, 2025 · Apt 5

    Close
  • Unsanitary condition

    Pests

    Sep 16, 2025 · Apt 5

    Close
  • Paint/plaster

    Wall

    Sep 16, 2025 · Apt 5

    Close
  • Electric

    Lighting

    Sep 9, 2025 · Apt 5

    Close
Show 40 more ↓
  • Electric

    No lighting

    Sep 9, 2025 · Apt 5

    Close
  • Electric

    Wiring

    Sep 9, 2025 · Apt 5

    Close
  • Paint/plaster

    Ceiling

    Aug 8, 2025 · Apt 9

    Close
  • Water leak

    Slow leak

    Aug 8, 2025 · Apt 9

    Close
  • General

    Cooking gas

    Aug 8, 2025 · Apt 9

    Close
  • Door/window

    Window frame

    Aug 8, 2025 · Apt 9

    Close
  • Unsanitary condition

    Pests

    Aug 4, 2025 · Apt 5

    Close
  • General

    Cooking gas

    Aug 4, 2025 · Apt 5

    Close
  • Electric

    Wiring

    Aug 4, 2025 · Apt 5

    Close
  • Unsanitary condition

    Pests

    Aug 4, 2025 · Apt 5

    Close
  • Electric

    Wiring

    Jul 24, 2025 · Apt 5

    Close
  • Paint/plaster

    Wall

    Jul 24, 2025 · Apt 5

    Close
  • Water leak

    Slow leak

    Jul 24, 2025 · Apt 5

    Close
  • Paint/plaster

    Ceiling

    Jul 21, 2025 · Apt 11

    Close
  • Paint/plaster

    Wall

    Jul 21, 2025 · Apt 11

    Close
  • Appliance

    Electric/gas range

    Jun 2, 2025 · Apt 6

    Close
  • Water leak

    Slow leak

    Jun 2, 2025 · Apt 6

    Close
  • Paint/plaster

    Ceiling

    Jun 2, 2025 · Apt 6

    Close
  • Unsanitary condition

    Mold

    Jun 2, 2025 · Apt 6

    Close
  • Paint/plaster

    Wall

    Jun 2, 2025 · Apt 6

    Close
  • Flooring/stairs

    Floor

    Jun 2, 2025 · Apt 6

    Close
  • Paint/plaster

    Wall

    Jun 2, 2025 · Apt 6

    Close
  • General

    Cooking gas

    Apr 23, 2025 · Apt 5

    Close
  • General

    Cooking gas

    Mar 29, 2025 · Apt 6

    Close
  • General

    Cooking gas

    Mar 28, 2025 · Apt 11

    Close
  • General

    Cooking gas

    Mar 28, 2025 · Apt 11

    Close
  • Unsanitary condition

    Mold

    Mar 28, 2025 · Apt 11

    Close
  • General

    Cooking gas

    Mar 28, 2025 · Apt BLDG

    Close
  • Flooring/stairs

    Floor

    Mar 28, 2025 · Apt 2

    Close
  • Paint/plaster

    Ceiling

    Mar 28, 2025 · Apt 11

    Close
  • Appliance

    Electric/gas range

    Mar 27, 2025 · Apt 10

    Close
  • Appliance

    Electric/gas range

    Mar 26, 2025 · Apt 6

    Close
  • Flooring/stairs

    Floor

    Mar 26, 2025 · Apt 6

    Close
  • Heat/hot water

    Entire building

    Feb 25, 2025 · Apt 4

    Close
  • Unsanitary condition

    Mold

    Apr 7, 2022 · Apt 15

    Close
  • Safety

    Smoke detector

    Aug 18, 2017 · Apt 15

    Close
  • Safety

    Carbon monoxide detector

    Aug 18, 2017 · Apt 15

    Close
  • Plumbing

    Water supply

    Sep 2, 2015 · Apt 15

    Close
  • General

    Cooking gas

    Nov 13, 2013 · Apt 14

    Close
  • Heating

    Heat related

    Feb 16, 2007 · Apt BLDG

    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
15
Building area
9,125 ft²
Lot area
2,300 ft²
Zoning
R7B
Community board
104
Council district
3
Block / lot
744 / 45
Assessed value
$587,250
Landmark / historic district
No

HPD registration #126846, last renewed Oct 16, 2025.

Questions about 306 West 21 Street

Who owns 306 West 21 Street?

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

Does 306 West 21 Street have violations?

Yes. NYC HPD has recorded 53 housing violations at this property.

Is 306 West 21 Street rent stabilized?

NYC Department of Finance tax bills listed 12 rent-stabilized units here in 2024 (about 80% of its 15 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 306 West 21 Street built?

City records list 1900 as the year it was built.

How many apartments are in 306 West 21 Street?

It has 15 residential units.

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