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439 West 21 Street

Manhattan, NY 10011BBL 1-00719-0019Map

Owner of record: High Line 21 Corporation

439 West 21 Street is a walk-up apartment building built in 1853 in Manhattan, 10011. It has 8 residential units across 4 floors. The owner of record is High Line 21 Corporation. HPD has recorded 10 housing violations here, most recently on April 29, 2026. 1 of the 10 most recent violations are still open. City tax records listed 3 rent-stabilized apartments here in 2024.

HPD violations
10
DOB violations
14
ECB violations
8
HPD complaints
12

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Good
Last violation Apr 29, 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
3
About 38% of the building's 8 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 · 10

  • 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.

    Apr 29, 2026

    Open — Nov sent out
  • 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 17, 2025

    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 22, 2024

    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.

    Apr 1, 2024

    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 15, 2023

    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.

    Mar 15, 2023

    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
  • 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.

    Apr 1, 2021

    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.

    Oct 25, 2019

    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.

    Feb 3, 2015

    Closed — Violation dismissed

DOB building violations · 14

  • Low pressure boiler boiler required

    Violation issued-failure to file 2024 external low pressure inspection

    Nov 14, 2025

    Dob violation - dismissed
  • 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-failure to file 2020 external low pressure inspection

    Jun 30, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued-failure to file 2018 external low pressure inspection

    Jun 20, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued-failure to file 2022 external low pressure inspection

    Apr 25, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2015 inspection report

    Feb 24, 2017

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Jun 15, 2011

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Jun 15, 2011

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Jun 1, 2011

    Dob violation - dismissed
  • Boiler boiler optional

    B-boiler boiler optional

    Oct 26, 2009

    Vpw-violation unserved ecb-work without permit-active
Show 4 more ↓
  • Construction other optional

    C-construction other optional

    Feb 27, 2007

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 18, 1994

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 18, 1993

    Dob violation - dismissed
  • Landmark none

    Landmrk-landmark none

    Jul 28, 1987

    Dob violation - dismissed

ECB violations · 8

  • Class - 3

    Burnham kin-11 boiler=outside combustion air louvers 1/2 clogged+inside boiler room louver 1/2 clogged+chimney base cleanout door has been bricked up;correct violation+submit the certificate of correction

    Aug 22, 2024 · Penalty $250

    Resolve
  • Class - 1

    Work w/o a permit.based on physical observation of new boiler & 2 hot water heaters in cellar of above address.no permits were issued for work performed by license dscialfa lmp#1372.rem:obtain permit.

    Mar 3, 2011

    Resolve
  • Class - 1

    Failure to have new or altered plumbing system tested.based on physical observation of functioning boilers & 2 hot water heaters in cellar of above address,no gas tests/inspections were conducted by the nyc dob

    Mar 3, 2011

    Resolve
  • Class - 1

    Gas being supplied to bldg w/o inspection & cert by dob.based upon search of dept records,no pl.permits were issued for 2 new hot water heaters & 1 new boiler in cellar of above address.file for required permit

    Mar 3, 2011

    Resolve
  • Class - 1

    B154.36

    Oct 26, 2009

    Resolve
  • Class - 1

    B101. installation of replacement boiler w/o plans or permits on file w/the new york city dept of bldgs.

    Oct 26, 2009

    Resolve
  • Non-hazardous

    Work does not conforms to approved plans.non conforming work noted 8"concrete blocks were install to make up first step landing instead of concrete slab which is shown on step plans.2-plan shows 4"brick to be i

    Mar 1, 2007

    Resolve
  • Non-hazardous

    49,36,38.no back flow preventer.

    Mar 13, 1997

    Resolve

Complaints

  • Unsanitary condition

    Pests

    Apr 4, 2021 · Apt 2D

    Close
  • Heat/hot water

    Entire building

    Dec 31, 2018 · Apt 3FL

    Close
  • Unsanitary condition

    Pests

    Mar 7, 2018 · Apt 2D

    Close
  • Unsanitary condition

    Pests

    Mar 1, 2018 · Apt 2D

    Close
  • Paint/plaster

    Ceiling

    Oct 19, 2017 · Apt 2A

    Close
  • Unsanitary condition

    Mold

    Oct 19, 2017 · Apt 2A

    Close
  • Water leak

    Slow leak

    Oct 19, 2017 · Apt 2A

    Close
  • Heating

    Heat related

    Feb 8, 2011 · Apt 2A

    Close
  • Heating

    Heat related

    Feb 8, 2011 · Apt 2D

    Close
  • Paint/plaster

    Ceiling

    Jul 10, 2008 · Apt 2A

    Close
Show 2 more ↓
  • Heating

    Heat related

    Nov 10, 2005 · Apt 2A

    Close
  • Appliance

    Sprinker cert

    Jul 26, 2004

    Close

Sales history

DatePriceTypeUnits
Aug 28, 2026$5,600,000Rentals - walkup apartments8

Building details

Building type
Walk-up apartment building (C1)
Year built
1853
Floors
4
Residential units
8
Building area
3,600 ft²
Lot area
1,577 ft²
Zoning
R7B
Community board
104
Council district
3
Block / lot
719 / 19
Assessed value
$979,650
Landmark / historic district
Chelsea Historic District

HPD registration #116812, last renewed Feb 17, 2026.

Questions about 439 West 21 Street

Who owns 439 West 21 Street?

The owner of record in NYC Department of City Planning PLUTO data is High Line 21 Corporation.

Does 439 West 21 Street have violations?

Yes. NYC HPD has recorded 10 housing violations at this property.

Is 439 West 21 Street rent stabilized?

NYC Department of Finance tax bills listed 3 rent-stabilized units here in 2024 (about 38% of its 8 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 439 West 21 Street built?

City records list 1853 as the year it was built.

How many apartments are in 439 West 21 Street?

It has 8 residential units.

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