450 West 50 Street
Manhattan, NY 10019BBL 1-01059-0058Map
Owner of record: 450 W. 50th LLC
450 West 50 Street is a walk-up apartment building built in 1910 in Manhattan, 10019. It has 10 residential units across 5 floors. The owner of record is 450 W. 50th LLC. HPD has recorded 74 housing violations here, most recently on June 10, 2026. 13 of the 50 most recent violations are still open. City tax records listed 2 rent-stabilized apartments here in 2024.
- HPD violations
- 74
- DOB violations
- 8
- ECB violations
- 25
- HPD complaints
- 181
What to know
Immediately hazardous issues among recent violations are still open.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
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.
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 · 74
- BHazardous
Provide sufficient, proper and separate metal receptacles for the deposit of garbage, rubbish and other waste material and arrange for collection and disposal of such material.
Jun 10, 2026
Open — Nov certified on time - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 5f, 5th story, 1st apartment from north at east
Apr 8, 2026 · Apt 5F
Open — Notice of issuance sent to tenant - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 5f, 5th story, 1st apartment from north at east
Apr 8, 2026 · Apt 5F
Open — Nov sent out - BHazardous
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 4f, 4th story, 1st apartment from north at east
Sep 3, 2025 · Apt 4F
Open — Nov sent out - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 4f, 4th story, 1st apartment from north at east
Sep 3, 2025 · Apt 4F
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 4f, 4th story, 1st apartment from north at east
Sep 3, 2025 · Apt 4F
Open — Notice of issuance sent to tenant - BHazardous
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 4f, 4th story, 1st apartment from north at east
Sep 3, 2025 · Apt 4F
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective light fixture at ceiling in the kitchen located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Closed — Violation dismissed - ANon-hazardous
Properly repair or replace the broken or defective window frame at south wall in the 4th room from north located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color window open header on east wall in the kitchen located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Closed — Violation dismissed
Show 40 more ↓
- BHazardous
Properly repair or replace the broken or defective light fixture at ceiling in the 3rd room from north located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective vinyl floor tiles in the kitchen located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Closed — Violation dismissed - ANon-hazardous
Properly repair with similar material the broken or defective ceramic-tiles floor in the bathroom located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective electrical light fixture at ceiling in the 4th room from north located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color south wall and ceiling in the 4th room from north located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color north wall and ceiling in the 2nd room from north located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Closed — Violation dismissed - ANon-hazardous
Properly repair with similar material the broken or defective wood floor in the 2nd room from north located at apt 2e, 2nd story, 1st apartment from east at south
May 2, 2025 · Apt 2E
Open — Nov sent out - ANon-hazardous
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 - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinge at bulkhead door , 5th story
Dec 13, 2023
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinge at fire door leading to basement at public hall, 1st story
Dec 13, 2023
Closed — Violation closed - ANon-hazardous
Post, in a form approved by the commissioner, and maintain a notice in a common area of the building regarding the procedures that should be followed when a gas leak is suspected at public hall
Sep 14, 2023
Closed — Violation dismissed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective ... in the entrance located at apt 3f, 3rd story, 1st apartment from north at east
Mar 16, 2022 · Apt 3F
Closed — Violation closed - ANon-hazardous
Trace and repair the source and abate the visible mold condition... at floor (approx 2 sq.ft) in the bathroom located at apt 3f, 3rd story, 1st apartment from north at east
Mar 16, 2022 · Apt 3F
Closed — Violation dismissed - BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes flower pots at 3rd story balcony at south fire escape
Aug 4, 2021
Closed — Violation dismissed - BHazardous
§ 12 m/d law discontinue the storage of combustible material wood string puppets & houshold items from floor to ceiling approx.2 cu.yd. throughout ... in the entire apartment located at apt 2w, 2nd story, 2nd apartment from east at south
Jul 8, 2019 · Apt 2W
Closed — Violation dismissed - BHazardous
§ 61 m/d law discontinue use unless and until an approved application is filed and a certificate of occupancy is obtained string puppet workshop with equipment and plywood material in the entire apartment located at apt 2w, 2nd story, 2nd apartment from east at south
Jul 8, 2019 · Apt 2W
Closed — Violation dismissed - ANon-hazardous
Post, in a form approved by the commissioner, and maintain a notice in a common area of the building regarding the procedures that should be followed when a gas leak is suspected
Jun 5, 2017
Closed — Violation closed - BHazardous
Replace with new the missing electric outlet cover plate at south wall in the 5th room from north located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective wood floor in the kitchen located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at all walls and ceilings in the entire apartment located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation closed - BHazardous
Properly repair and abate unsafe electric wiring condition consisting of exposed electric wires at ceiling and west wall in the 4th room from north located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective wood floor in the 4th room from north located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation closed - BHazardous
Replace with new the missing light fixture at ceiling in the 4th room from north located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation closed - BHazardous
Replace with new the missing light fixture at ceiling in the 2nd room from north located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation closed - BHazardous
Replace with new the missing light fixture at ceiling in the private hallway located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation closed - BHazardous
Properly repair and abate unsafe electric wiring condition consisting of exposed electric wires at ceiling in the private hallway located at apt 2w, 2nd story, 2nd apartment from east at south
Aug 24, 2016 · Apt 2W
Closed — Violation closed - ANon-hazardous
Properly repair the broken or defective oven pilot light in the kitchen located at apt 2e, 2nd story, 1st apartment from east at south
Dec 16, 2015 · Apt 2E
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective wood floor in the entire apartment located at apt 2e, 2nd story, 1st apartment from east at south
Dec 16, 2015 · Apt 2E
Closed — Violation dismissed - BHazardous
Provide adequate lighting at or near the outside of the front entranceway of the building and keep same burning from sunset every day to sunrise on the day following a minimum of 100 watts incandescent light required : light fixture present. at front areaway
Feb 15, 2015
Closed — Violation closed - ANon-hazardous
Properly repair with similar material the broken or defective wood floor in the 3rd room from north located at apt 2w, 2nd story, 2nd apartment from east at south
Jun 5, 2013 · Apt 2W
Closed — Violation dismissed - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 2w, 2nd story, 2nd apartment from east at south
Jun 5, 2013 · Apt 2W
Closed — Violation dismissed - BHazardous
Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 2w, 2nd story, 2nd apartment from east at south
Jun 5, 2013 · Apt 2W
Closed — Violation closed - CImmediately hazardous
Replace with new the broken or defective uncaped disconnected radiator supply line at south west corner in the 5th room from north located at apt 2w, 2nd story, 2nd apartment from east at south
Mar 5, 2013 · Apt 2W
Closed — Violation closed - CImmediately hazardous
Properly repair with similar material the broken or defective wood floor hole at south west corner in the 5th room from north located at apt 2w, 2nd story, 2nd apartment from east at south
Mar 5, 2013 · Apt 2W
Closed — Violation closed - CImmediately hazardous
Replace with new the broken or defective uncaped disconnected radiator supply line at north wall in the 1st room from north located at apt 2e, 2nd story, 1st apartment from east at south
Mar 5, 2013 · Apt 2E
Closed — Violation closed - CImmediately hazardous
Replace with new the broken or defective uncaped disconnected radiator supply line at north wall in the 4th room from north located at apt 2e, 2nd story, 1st apartment from east at south
Mar 5, 2013 · Apt 2E
Closed — Violation closed - CImmediately hazardous
Replace with new the broken or defective uncaped disconnected radiator supply line at south wall in the 5th room from north located at apt 2e, 2nd story, 1st apartment from east at south
Mar 5, 2013 · Apt 2E
Closed — Violation closed - CImmediately hazardous
Fire escape defective. replace with new the broken, defective and/or missing bolts at all welded treads on 2nd,3rd,4th & 5th story balcony,front north at fire escape
Mar 5, 2013
Closed — Violation closed - CImmediately hazardous
M/d law abate the nuisance consisting of metal gate at fence obstructing front fire escape dropladder to landing at building front areaway. at fire escape
Mar 5, 2013
Closed — Violation closed - BHazardous
Abate the nuisance consisting of roaches in the entire apartment located at apt 2w, 2nd story, 2nd apartment from east at south
Mar 23, 2012 · Apt 2W
Open — First no access to re- inspect violation
DOB building violations · 8
- Construction other optional
The borough commissioner has issued a stop work order for application #140643203 due to audit objections. stop all work, make site safe, rem ove debris, contact boro comm office immediately
Jan 17, 2018
Dob violation - active - Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Sep 20, 2017
Dob violation - dismissed - Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
May 31, 2017
Dob violation - dismissed - Construction other optional
The borough commissioner has issued a stop work order for application #122750120 due to application audit objections. stop all work, make si te safe, remove debris and call borough commissioner office immediatel y
May 22, 2017
Dob violation - active - Construction other optional
Miscellaneous violations fail to file tr-1 form and designate operation subject to controlled inspection applicant failed to designate operation subject for special inspection structural steel erecting,bolting,welding,and c joist
Nov 10, 2009
Dob violation - dismissed - Construction other optional
C-construction other optional
Jul 9, 2003
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Feb 7, 2000
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 16, 1999
Dob violation - dismissed
ECB violations · 25
- Class - 2
Failure to comply w/the comm's order contained in sum/vio#35168039y issued on 01/27/17 & to file a c of c pursuant to 28-201.1 & 1rcny 102-01. exit passageway at cellar level were altered to apts on 1st floor.
Aug 16, 2017 · Penalty $400
Resolve - Class - 2
Failure to comply with the commissioners order contained in summons/violation#35168039y issued on 01/27/17 and to file a certificate of correction pursuant to 28-201.1 and 1rcny 102-01.failure to provide unobst
Jul 5, 2017 · Penalty $800
Resolve - Class - 2
Failure to comply w/the comm's order contained in summons/vio#35168039y issued on 01/27/17 & to file a c of c pursuant to 28-201.1 & 1rcny 102-01. for unobstructed exit passageway in the cellar. remedy: comply
May 8, 2017 · Penalty $800
Resolve - Class - 1
Applicant filed an application, form, etc, containing a material falsestatement. on or about april 19,2016 respondent filed alt2, professionally certified application# 122750120 for interior renovation of apt#1
Apr 18, 2017 · Penalty $4,800
Active - Class - 1
Failure to provide unobstructed exit passageway. noted: at time of in spection observed 2 passageways in cellar level were altered/renovatedand added to apts on 1st flr to create 2 duplex apts (1st,cellar),work
Jan 27, 2017 · Penalty $800
Resolve - Class - 1
Failure to maintain building in code compliant number of required means of eress for every floor per bc 1018.1 27-366 for transient use. rmdy: discontinue illegal occupancy.
Feb 28, 2015 · Penalty $1,200
Resolve - Class - 2
Permanent dwelling used converted for other than permanent residentialpurposes. dob records indicates that building to be legally occupeid as a class "a" multiple dwelling now apt #3r illegally used/converted
Feb 28, 2015 · Penalty $800
Resolve - Class - 1
Failure to maintain building in code compliant manner.talk of a systemof automatic sprinklers where requried per 903.2; 27-954 for transientuse. rmdy: discontinue illegal occupancy.
Feb 28, 2015 · Penalty $1,000
Resolve - Class - 1
Bc907.2.8 failure to maintain building in code compliant manner.fail ure to provide fire alarm system for transient use. rmdy: discontinue illegal occupancy.
Feb 28, 2015 · Penalty $1,600
Resolve - Class - 1
Failure to safeguard all persons & property affected by construction operations noted the following conditions: the front fire escape newly installed does not have a drop ladder to the sidewalk note this is an
Sep 24, 2010 · Penalty $2,400
Resolve
Show 15 more ↓
- Class - 3
Failure to maintain building in code-complaint manner. noted the following condition: apt 2e has entrance door saddle location trip hazard. also kitchen entrance floor location is higher that adjacent floor.
Sep 24, 2010
Resolve - Class - 2
28-104.7.7 27-155 misc violations failure to file tri form and designate operations subject to controlled insp special insp on plan prior to the commencement of work under controlled insp special insp noted app
Feb 2, 2010
Resolve - Class - 2
Bc3303.10 28-104.8.4 misc violations failure to carry out constructionwork in accordance w/ the tenant protection plan in a bldg w/ a least one occupied dwelling ceiling in apt 2e at 3 location contractor damag
Feb 2, 2010 · Penalty $800
Resolve - Class - 2
Work does not conform to approved construction documents &/or approvedamendments noted at time of insp contractor removed main beams & brick columns in cellar contrary to approved plan job#110282943 rem: provid
Feb 2, 2010 · Penalty $500
Resolve - Class - 1
Fail to safeguard all persons/property affected by const operations. noted: work performed under appl 110282943 caused hairline cracks in various locations thru out apt designated 2e on 2nd story. at cellar in
Jan 7, 2010 · Penalty $2,400
Resolve - Class - 2
B254 16.19b.50 ceiling above boiler must be fire proof w/ metal or 5/8sheet rock 50b no exposed wood 50s check valve required between back flow protector and pressure reducing valve 50d must pipe down relief
Dec 10, 2009 · Penalty $500
Resolve - Class - 2
Misc viol fail to provide required fire rating on structural members or assemblies. contractor removed fire barrier frm 1st fl ceiling. compromising 2nd fl occupied apts. job 110282943. remedy: comply w/notice
Nov 10, 2009 · Penalty $800
Resolve - Class - 1
Sec3309.10 failure to protect adjoining roofs,skylights,chimneys&outlets affected by const operations. noted: at west elevation party wall parapit adjoining 452 w. 50 st. coping removed, bricks removed, stucco
Oct 29, 2009 · Penalty $1,600
Resolve - Class - 1
Failure to safeguard all persons & property affected by construction operations. noted: work under job # 110282943 erected temporary gabled roof using adjoining property 452 w. 50 street parapit wall as a load
Oct 29, 2009 · Penalty $2,400
Resolve - Class - 2
Fail to maintain sidewalk shed. the underside of sidewalk shed shall be lighted at all times. noted: no lights underside the shed (time 6:50am) remedy: maintain sidewalk shed as per code.
Oct 16, 2009 · Penalty $2,400
Resolve - Non-hazardous
Operating elevator #1w5207 without acceptable test certificate.
Feb 9, 2004
Resolve - Hazardous
Occupancy contrary to co or building records,illegal occupancy noted:apt 2w was being used for making and storage wooden puppets and other wooden figures.usage exceeds home occupation limitations.more than 25%
Jan 25, 2004 · Penalty $800
Active - Non-hazardous
Having installed a sidewalk shed w/o a permit sidewalk shed approx 24 ft erected at north frontage of bldg. remedy:remove illegal work /obtain all permits
May 7, 2003 · Penalty $250
Resolve - Non-hazardous
Work w/o permit. work noted : new exterior hythe (brick) along south (rear ), east & west facades at parapet level exceeding 4 feet horizontal requirement (max) remedy : obtain permit
May 7, 2003 · Penalty $500
Resolve - Hazardous
Failure to maintain adequqte housekeeping.defect noted:excessive wood materials use for manufacturing puppets stored in the apt. on the floor and walls.creating a hazardous conditions.some mat obstructing windo
Jun 16, 2000 · Penalty $1,000
Resolve
Complaints
- Heat/hot water
Apartment only
Jul 17, 2026 · Apt 4F
Close - Door/window
Door
May 20, 2026 · Apt 5R
Close - Unsanitary condition
Pests
Apr 1, 2026 · Apt 5F
Close - Appliance
Electric/gas range
Apr 1, 2026 · Apt 5F
Close - Paint/plaster
Wall
Feb 25, 2026 · Apt 2A
Close - Safety
Window guard broken/missing
Feb 25, 2026 · Apt 2A
Close - Unsanitary condition
Garbage/recycling storage
Feb 9, 2026 · Apt 1A
Close - Unsanitary condition
Pests
Jan 4, 2026 · Apt BLDG
Close - General
Ventilation system
Jan 4, 2026 · Apt BLDG
Close - Appliance
Refrigerator
Oct 21, 2025 · Apt 3R
Close
Show 40 more ↓
- Appliance
Refrigerator
Oct 2, 2025 · Apt 3R
Close - Unsanitary condition
Pests
Aug 26, 2025 · Apt 4F
Close - Unsanitary condition
Pests
Aug 26, 2025 · Apt 4F
Close - Unsanitary condition
Pests
Aug 26, 2025 · Apt 4F
Close - Unsanitary condition
Pests
Aug 26, 2025 · Apt 4F
Close - Heat/hot water
Entire building
Jun 16, 2025 · Apt 3F
Close - Door/window
Window frame
Apr 29, 2025 · Apt 2E
Close - Door/window
Window frame
Apr 29, 2025 · Apt 2E
Close - Electric
Lighting
Apr 29, 2025 · Apt 2E
Close - Water leak
Slow leak
Apr 29, 2025 · Apt 2E
Close - Appliance
Electric/gas range
Apr 29, 2025 · Apt 2E
Close - Plumbing
Water supply
Apr 29, 2025 · Apt 2E
Close - Flooring/stairs
Floor
Apr 29, 2025 · Apt 2E
Close - Flooring/stairs
Floor
Apr 29, 2025 · Apt 2E
Close - Plumbing
Water supply
Apr 29, 2025 · Apt 2E
Close - Flooring/stairs
Floor
Apr 29, 2025 · Apt 2E
Close - Paint/plaster
Wall
Apr 29, 2025 · Apt 2E
Close - Heat/hot water
Apartment only
Jan 30, 2025 · Apt 2E
Close - Heat/hot water
Apartment only
Jan 15, 2025 · Apt 2E
Close - Heat/hot water
Apartment only
Jan 30, 2024 · Apt 2E
Close - Water leak
Slow leak
Oct 14, 2023 · Apt 5F
Close - Unsanitary condition
Mold
Oct 14, 2023 · Apt 5F
Close - Unsanitary condition
Mold
Feb 24, 2022 · Apt 3F
Close - Unsanitary condition
Pests
Feb 24, 2022 · Apt 3F
Close - Water leak
Damp spot
Jun 27, 2017 · Apt 1E
Close - Unsanitary condition
Mold
Jun 27, 2017 · Apt 1E
Close - Water leak
Slow leak
May 31, 2017 · Apt 1E
Close - Paint/plaster
Ceiling
May 31, 2017 · Apt 1E
Close - Paint/plaster
Wall
Aug 17, 2016 · Apt 2W
Close - Flooring/stairs
Floor
Aug 17, 2016 · Apt 2W
Close - Flooring/stairs
Floor
Aug 17, 2016 · Apt 2W
Close - Electric
Outlet/switch
Aug 17, 2016 · Apt 2W
Close - Unsanitary condition
Sewage
Aug 17, 2016 · Apt 2W
Close - Appliance
Electric/gas range
May 10, 2016 · Apt 2E
Close - Appliance
Refrigerator
May 10, 2016 · Apt 2E
Close - Flooring/stairs
Floor
Dec 10, 2015 · Apt 2E
Close - Flooring/stairs
Floor
Dec 10, 2015 · Apt 2E
Close - Appliance
Electric/gas range
Dec 10, 2015 · Apt 2E
Close - Appliance
Electric/gas range
Dec 8, 2015 · Apt 2E
Close - Flooring/stairs
Floor
Dec 7, 2015 · Apt 2E
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C4)
- Year built
- 1910
- Floors
- 5
- Residential units
- 10
- Building area
- 8,815 ft²
- Lot area
- 2,510 ft²
- Zoning
- R8
- Community board
- 104
- Council district
- 3
- Block / lot
- 1059 / 58
- Assessed value
- $3,078,000
- Landmark / historic district
- No
HPD registration #118217, last renewed Sep 12, 2025.
Questions about 450 West 50 Street
Who owns 450 West 50 Street?
The owner of record in NYC Department of City Planning PLUTO data is 450 W. 50th LLC.
Does 450 West 50 Street have violations?
Yes. NYC HPD has recorded 74 housing violations at this property.
Is 450 West 50 Street rent stabilized?
NYC Department of Finance tax bills listed 2 rent-stabilized units here in 2024 (about 20% of its 10 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 450 West 50 Street built?
City records list 1910 as the year it was built.
How many apartments are in 450 West 50 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.