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431 West 121 Street

Manhattan, NY 10027BBL 1-01963-0034Map

Owner of record: 431 W 121 St Housing Developme

431 West 121 Street is a walk-up apartment building built in 1920 in Manhattan, 10027. It has 25 residential units across 6 floors. The owner of record is 431 W 121 St Housing Developme. HPD has recorded 57 housing violations here, most recently on February 25, 2025. 40 of the 50 most recent violations are still open.

HPD violations
57
DOB violations
19
ECB violations
21
HPD complaints
41

What to know

Concern
6 open Class C

Immediately hazardous issues among recent violations are still open.

Good
Last violation Feb 25, 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

No rent-stabilized units in 2018–2024 tax bills

Some apartments can still be regulated. Use the rent-stabilized checker or request the rent history from HCR.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 57

  • B

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

    Feb 25, 2025 · Apt 2A

    Open — Nov sent out
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at north wall in the bathroom located at apt 2a, 3rd story, 1st apartment from west at north

    Feb 25, 2025 · Apt 2A

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective upper escutcheon plate at riser in the bathroom located at apt 2a, 3rd story, 1st apartment from west at north

    Feb 25, 2025 · Apt 2A

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective upper escutcheon plate at riser in the kitchen located at apt 2a, 3rd story, 1st apartment from west at north

    Feb 25, 2025 · Apt 2A

    Open — Nov sent out
  • C

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

    Feb 25, 2025 · Apt 2A

    Open — Nov sent out
  • C

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

    Feb 25, 2025 · Apt 2A

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective upper and lower refregerator door rubber gaskets in the kitchen located at apt 3a, 4th story, 1st apartment from north at east

    Nov 21, 2024 · Apt 3A

    Closed — Violation dismissed
  • B

    Properly repair or replace the broken or defective spring balance at lower window sash at fire escape window at east. in the 1st room from east located at apt 3a, 4th story, 1st apartment from north at east

    Nov 21, 2024 · Apt 3A

    Closed — Violation dismissed
  • C

    Remove device preventing door from being self-closing kick down door stopper at vestibule door at public hall, 1st story

    May 25, 2024

    Closed — Violation closed
  • C

    Remove device preventing door from being self-closing hook and eye at building entrance door

    May 25, 2024

    Closed — Violation closed
Show 40 more ↓
  • 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.

    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 24, 2016

    Closed — Violation dismissed
  • B

    Properly repair the broken or defective ceiling light fixture in the 2nd room from north located at apt 5d, 5th story, 1st apartment from west at north

    Jan 6, 2016 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair the broken or defective ceiling light fixture in the 1st room from north at east located at apt 5d, 5th story, 1st apartment from west at north

    Jan 6, 2016 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair the broken or defective ceiling light fixture in the 1st room from north located at apt 5d, 5th story, 1st apartment from west at north

    Jan 6, 2016 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair the broken or defective ceiling light fixture in the kitchen located at apt 5d, 5th story, 1st apartment from west at north

    Jan 6, 2016 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair with similar material the broken or defective water damage wood floors in the entire apartment located at apt 5d, 5th story, 1st apartment from west at north

    Jan 6, 2016 · Apt 5D

    Open — Nov certified late
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color the walls and ceilings in the entire apartment located at apt 5d, 5th story, 1st apartment from west at north

    Jan 6, 2016 · Apt 5D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color the walls and ceilings in the entire apartment located at apt 5d, 5th story, 1st apartment from west at north

    Jan 6, 2016 · Apt 5D

    Open — Nov certified late
  • C

    Fire escape defective. properly secure hanging 11th metal tread from bottom up at at fire escape, 1st story, section at east

    Jun 11, 2015

    Closed — Violation closed
  • B

    Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at north ,east and west walls in the 2nd room from east at north located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair with similar material the broken or defective mortar material and bricks at upper north wall in the 2nd room from east at north located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at north wall in the 1st room from north at west located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair and abate unsafe electric wiring condition consisting of exposed electrical wiring at south wall light switch in the 2nd room from east at north located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at all walls in the 1st room from east at south located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • C

    Install the missing or repair/replace the defective window guard(s) throughout the public areas in accordance with the specifications of the new york city health code section 24 rcny chapter 12.

    Mar 11, 2015

    Closed — Violation dismissed
  • C

    Fire escape defective. fill in holes in wall around brackets and/or rails at 1st story balcony ,west fire escape

    Mar 11, 2015

    Open — Nov sent out
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes household items at 1st story balcony ,west fire escape.

    Mar 11, 2015

    Open — Nov certified late
  • A

    Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agencys housing information guide. a sample notice can be found at www.nyc.gov/hpd. at public hall, 1st story

    Mar 11, 2015

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective ceramic wall tiles at north ,east and west walls in the bathroom located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at north ,east and west walls in the bathroom located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair with similar material the broken or defective wood floor tiles in the 2nd room from east at north located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair with similar material the broken or defective wood floor tiles in the 1st room from east at south located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the bathroom located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 2nd room from east at south located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov sent out
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the 1st room from east at south located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 2nd room from east at north located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the 1st room from north at west located at apt 5d, 6th story, 1st apartment from south at west

    Mar 11, 2015 · Apt 5D

    Open — Nov certified late
  • B

    Properly repair the broken or defective bell-buzzer/intercom at entrance located at bsmt-apt gndfl, 1st bsmt-apt from west at north

    Mar 1, 2005 · Apt GNDFL

    Open — Nov sent out
  • B

    Fire egress defective. remove obstructing bars or unlawful gates from at least 1 window or provide approved type gate , in the entire apartment located at bsmt-apt gndfl, 1st bsmt-apt from west at north

    Mar 1, 2005 · Apt GNDFL

    Open — Nov sent out
  • B

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

    Aug 7, 2004 · Apt GF

    Open — Nov sent out
  • B

    Abate the nuisance consisting of vermin roaches in the entire apartment located at bsmt-apt gf, bsmt-apt at north

    Feb 17, 2004 · Apt GF

    Open — Nov sent out
  • B

    Abate the nuisance consisting of vermin mice in the entire apartment located at bsmt-apt gf, bsmt-apt at north

    Feb 17, 2004 · Apt GF

    Open — Nov sent out
  • B

    Abate the nuisance consisting of vermin mice 2 sty northwest apt 1d. , section '' ''

    Apr 17, 1998 · Apt 1D

    Open — Nov sent out
  • B

    Remove the illegal fastening double cylinder dead bolt on entrance door 2 sty northwest apt 1d. , section '' ''

    Apr 17, 1998 · Apt 1D

    Open — Nov sent out
  • B

    Arrange and make self-closing the doors entrance 2 sty northwest apt 1d. , section '' ''

    Apr 17, 1998 · Apt 1D

    Open — Nov sent out
  • C

    M/d law abate the nuisance consisting of exposed electrical wiring ceiling private hall 2 sty northwest apt 1d er1. , section '' ''

    Apr 17, 1998 · Apt 1D

    Open — Nov sent out

DOB building violations · 19

  • Fail to certify class 1 none

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

    May 4, 2016

    Dob violation - dismissed
  • Fail to certify class 1 none

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

    Apr 20, 2016

    Dob violation - dismissed
  • Fail to certify class 1 none

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

    Dec 17, 2014

    Dob violation - dismissed
  • Fail to certify class 1 none

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

    Dec 17, 2014

    Dob violation - dismissed
  • Fail to certify class 1 none

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

    Aug 27, 2014

    Dob violation - dismissed
  • Fail to certify class 1 none

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

    Aug 27, 2014

    Dob violation - dismissed
  • Construction other optional

    Work w/out permit

    Jul 10, 2009

    Vw*-violation - work w/o permit dismissed
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jun 18, 2008

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jun 18, 2008

    Dob violation - resolved
  • Facade facade optional

    Ll1198-local law 11/98 - facade facade optional

    Nov 30, 2007

    Dob violation - dismissed
Show 9 more ↓
  • Elevator elevatoroptional

    Ll1081-local law 10/81 - elevator elevatoroptional

    Apr 2, 2007

    Dob violation - dismissed
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Mar 24, 2005

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Mar 24, 2005

    Dob violation - resolved
  • Facade facade required

    L1198-local law 11/98 - facade facade required

    Aug 8, 2002

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    May 4, 1998

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Sep 16, 1997

    Dob violation - active
  • 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

    Aug 29, 1995

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 18, 1993

    Dob violation - dismissed

ECB violations · 21

  • Class - 2

    Failure to maintain exterior building facade and appurtenances. note: observed damaged/spalling terra cotta at exposures 1(south ele) and expsoure 2(west). at expsoure 2(west) a crack at the window sill on the

    Aug 1, 2024 · Penalty $1,250

    Active
  • Class - 1

    Failure to provide unobstructed exit passageway. at time of inspectionobserved a flower planter box on the landing of the fire escape; located at 7th floor of exposure 2 (west elevator). miscellaneous objects o

    Jun 11, 2024 · Penalty $312

    Resolve
  • Class - 1

    Failure to maintain buildings exterior walls and/or appurtenances. at time of inspection observed a cracked window on the 5th floor of exposure 1(south elevation). unsecured flower pots on a window sill;4th flo

    Jun 11, 2024 · Penalty $312

    Resolve
  • Class - 1

    Failure to protect life lines from sharp edges and abrasion causing a hazardous condition for workers and public ,life lines in use were not protected of contact that includes roof top and bulkhead. exposures 1

    Apr 11, 2023 · Penalty $2,500

    Resolve
  • Class - 2

    Construction work in progress. at 7 floor set back. and roof location. upon further review of site safety plan. it was observed that. sidewalk shed was not indicated. adjacent property ohp was not indicated. co

    Apr 11, 2023

    Resolve
  • Class - 1

    1 span of delta beam set up non conforming. rear fulcrum approved for 12' on site, they have 12'-41/2and 12'- 5''. 2 does not have capacity of motors just platform list data, although counterweights. capacity i

    Apr 11, 2023 · Penalty $625

    Resolve
  • Class - 1

    28-201.1 inadequate tenant protection plan.note:at time of inspection observed the submitted tpp under the aforementioned job number lacks specific means and methods of protecting tenants on the health requirem

    Apr 8, 2022 · Penalty $2,500

    Resolve
  • Class - 2

    Failure to comply with the commissioner's order contained in nov#35154484p issued on 1/26/16 &to file a certificate of correction pursuant to 28-201.1,28-204.4 &1rcny 102-01.rem:comply w.commissioner's order &/

    Jul 6, 2016 · Penalty $800

    Resolve
  • Class - 2

    Failure to comply w/ the comm's order contained in nov#35154484p issued on 1/26/16 & to file a cert of correction pursuant to 28-201.1,28-204.4 & 1rcny 102-01.rem comply w/ comm's order &/or file a cert of corr

    May 11, 2016 · Penalty $4,000

    Resolve
  • Class - 1

    Work w/out a permit work noted:@apt#5d observed that 1)ceiling of the kitchen size approx:12 ft x 10 ft has been removed & demolished.2)installed new joist (wooden beam) including new joist hangers in the 2 bed

    Feb 9, 2016 · Penalty $1,600

    Resolve
Show 11 more ↓
  • Class - 1

    Failure to maintain bldg in code compliant manner. defects noted: 4-5 wood roof rafters are torquing out of plumb approx 2-4 inches. wood rafters have no fasterners or hangers. wood rafter ends are supported by

    Jan 26, 2016 · Penalty $1,000

    Resolve
  • Class - 1

    Sec. 3314.6.1 failed to provide safe point of anchorage. noted: at time of inspection 2 lifelines tied into fire escape railings. workers who working on suspended scaffold at exp #3 attached to these lifelines.

    Sep 17, 2014 · Penalty $1,600

    Resolve
  • Class - 1

    Licensed rigger failed to ensure scaffold worker met minimum requirements. noted: at time of inspection following worker: felipe de jesus flores criollo working on suspended scaffold w/o certificate of fitness

    Sep 17, 2014 · Penalty $1,600

    Resolve
  • Class - 1

    Sec. 9-01 no designated foreman on site. noted: at time of inspection no designated foreman on site 2 suspended scaffolds in use. designated foreman appeared on the site at the end of inspection. duration of

    Sep 17, 2014 · Penalty $1,600

    Resolve
  • Class - 1

    Use of supported scaffold w/o a scaffold user certificate.partial stopwork order issued men working on supported scaffold w/o 4hr supported scaffold training.all workers who use/work on supported scaffold must

    May 28, 2014 · Penalty $1,600

    Resolve
  • Class - 1

    Partial stop work prder issued @ 431 west 121 street failure to institute/maintain safety equip.measures or temp.const.-no guardrails.noted upon inspec.men working on roof performing melolition of parapet walls

    May 28, 2014 · Penalty $1,200

    Resolve
  • Class - 2

    Failed to notify dept.prior to installation/use of outrigger beams in connection w/suspended scaffold.noted upon inspec.outrigger beams connected to suspended scaffold being used at exp.3 w/o proper notificatio

    May 28, 2014 · Penalty $400

    Resolve
  • Class - 2

    Work w/o a permit: observed new electrical wiring, junction boxes open& exposed to elements. no gfi recepticles in (cooling) area. (workers only) no permits posted. remedy: stop all work & obtain permit(s).

    Jul 10, 2009

    Resolve
  • Non-hazardous

    No design draning at time of inspection bldg was erected up to roof and suspended scaffold for brick loyers was localed on 11 and 13 ft no design draioing for suspended scafford was provided at constration site

    Jan 3, 2003

    Resolve
  • Hazardous

    Vertiol netting not maintain at time of inspection bldg was erected up to roof and on multiple poors vertical was not maintain following condition exist 1, vertical netting was open on floors 4n, 5n,12,14,15 2)

    Jan 3, 2003 · Penalty $500

    Resolve
  • Hazardous

    Failure to call dob for commencement of site safety, 24 hour notice: no 24 hour notice was given to department for 24 hour new construction. remedy: call best squad for 24 hour notice.

    Mar 22, 2002 · Penalty $500

    Resolve

Complaints

  • Water leak

    Heavy flow

    Mar 23, 2025 · Apt 2A

    Close
  • Paint/plaster

    Ceiling

    Feb 25, 2025 · Apt 2A

    Close
  • Paint/plaster

    Ceiling

    Feb 25, 2025 · Apt 2A

    Close
  • Unsanitary condition

    Mold

    Feb 25, 2025 · Apt 2A

    Close
  • Paint/plaster

    Wall

    Feb 25, 2025 · Apt 2A

    Close
  • Paint/plaster

    Ceiling

    Feb 25, 2025 · Apt 2A

    Close
  • Water leak

    Heavy flow

    Feb 18, 2025 · Apt 2A

    Close
  • Unsanitary condition

    Mold

    Feb 18, 2025 · Apt 2A

    Close
  • Heat/hot water

    Entire building

    Jan 20, 2025 · Apt 3A

    Close
  • Appliance

    Refrigerator

    Nov 15, 2024 · Apt 3A

    Close
Show 31 more ↓
  • Appliance

    Refrigerator

    Nov 13, 2024 · Apt 3A

    Close
  • Appliance

    Refrigerator

    Nov 7, 2024 · Apt 3A

    Close
  • Unsanitary condition

    Pests

    May 7, 2024 · Apt 3A

    Close
  • Flooring/stairs

    Floor

    Dec 30, 2016 · Apt 5D

    Close
  • Paint/plaster

    Wall

    Dec 30, 2016 · Apt 5D

    Close
  • Paint/plaster

    Ceiling

    Dec 30, 2016 · Apt 5D

    Close
  • Heat/hot water

    Entire building

    May 3, 2015 · Apt 21

    Close
  • Unsanitary condition

    Mold

    Mar 2, 2015 · Apt 5D

    Close
  • Paint/plaster

    Wall

    Mar 2, 2015 · Apt 5D

    Close
  • Flooring/stairs

    Floor

    Mar 2, 2015 · Apt 5D

    Close
  • Paint/plaster

    Ceiling

    Mar 2, 2015 · Apt 5D

    Close
  • Flooring/stairs

    Floor

    Feb 6, 2015 · Apt 5D

    Close
  • Paint/plaster

    Ceiling

    Feb 6, 2015 · Apt 5D

    Close
  • Paint/plaster

    Wall

    Feb 6, 2015 · Apt 5D

    Close
  • Nonconst

    Vermin

    Apr 5, 2011 · Apt GFA

    Close
  • Heating

    Heat related

    Nov 8, 2010 · Apt 2B

    Close
  • Heating

    Heat related

    Jan 9, 2010 · Apt GF

    Close
  • Plumbing

    Radiator

    Jan 9, 2010 · Apt GF

    Close
  • Nonconst

    Rubbish

    Jun 15, 2009 · Apt GFB

    Close
  • General

    Windows

    Feb 25, 2005 · Apt GNDFL

    Close
  • Electric

    Wiring

    Feb 25, 2005 · Apt GNDFL

    Close
  • Electric

    Bell-buzzer/intercom

    Feb 25, 2005 · Apt GNDFL

    Close
  • Paint/plaster

    Wall

    Feb 25, 2005 · Apt GNDFL

    Close
  • Plumbing

    Basin/sink

    Feb 25, 2005 · Apt GNDFL

    Close
  • Heating

    Heat related

    Nov 6, 2004 · Apt BLDG

    Close
  • Plumbing

    Bathtub/shower

    Aug 3, 2004 · Apt GF

    Close
  • General

    Cabinet

    Aug 3, 2004 · Apt GF

    Close
  • Electric

    Wiring

    Aug 3, 2004 · Apt GF

    Close
  • General

    Floor

    Mar 31, 2004 · Apt 1

    Close
  • Paint/plaster

    Ceiling

    Mar 31, 2004 · Apt 1

    Close
  • Plumbing

    Toilet

    Feb 13, 2004 · Apt GF

    Close

Sales history

DatePriceTypeUnits
Jun 23, 2026$277,750Coops - walkup apartments—

Building details

Building type
Walk-up apartment building (C6)
Year built
1920
Floors
6
Residential units
25
Building area
17,034 ft²
Lot area
3,618 ft²
Zoning
R8
Community board
109
Council district
7
Block / lot
1963 / 34
Assessed value
$1,271,250
Landmark / historic district
No

HPD registration #106424, last renewed Sep 19, 2025.

Questions about 431 West 121 Street

Who owns 431 West 121 Street?

The owner of record in NYC Department of City Planning PLUTO data is 431 W 121 St Housing Developme.

Does 431 West 121 Street have violations?

Yes. NYC HPD has recorded 57 housing violations at this property.

Is 431 West 121 Street rent stabilized?

No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.

When was 431 West 121 Street built?

City records list 1920 as the year it was built.

How many apartments are in 431 West 121 Street?

It has 25 residential units and 27 units in total.

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