520 West 123 Street
Manhattan, NY 10027BBL 1-01977-0041Map
Owner of record: 123rd Street Investor, LLC
520 West 123 Street is a walk-up apartment building built in 1901 in Manhattan, 10027. It has 10 residential units across 5 floors. The owner of record is 123rd Street Investor, LLC. HPD has recorded 69 housing violations here, most recently on September 26, 2026. 6 of the 50 most recent violations are still open. City tax records listed 4 rent-stabilized apartments here in 2024.
- HPD violations
- 69
- DOB violations
- 5
- ECB violations
- 4
- HPD complaints
- 239
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 · 69
- ANon-hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color ceiling and east wall in the private hallway located at apt 3e, 3rd story, 1st apartment from north at east
Sep 26, 2026 · Apt 3E
Open — Nov sent out - ANon-hazardous
Properly repair or replace the broken or defective base cabinet at wash/basin in the bathroom located at apt 3e, 3rd story, 1st apartment from north at east
Sep 26, 2026 · Apt 3E
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the kitchen located at apt 3e, 3rd story, 1st apartment from north at east
Sep 26, 2026 · Apt 3E
Open — Nov sent out - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 2e, 2nd story, 1st apartment from north at east
May 24, 2026 · Apt 2E
Closed — Violation closed - CImmediately hazardous
Provide ready access to buildings heating system door locked at cellar at boiler room
May 24, 2026
Closed — Violation closed - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 2w, 2nd story, 1st apartment from south at west
May 24, 2026 · Apt 2W
Closed — Violation closed - BHazardous
Remove all encumbrances consisting of bicycles at public hall, 1st story
May 17, 2026
Closed — Violation closed - CImmediately hazardous
Provide ready access to buildings heating system door locked leading to basement at boiler room, 1st story
May 17, 2026
Closed — Violation closed - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 2w, 2nd story, 1st apartment from south at west
May 17, 2026 · Apt 2W
Closed — Violation closed - 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 2w, 2nd story, 1st apartment from south at west
May 17, 2026 · Apt 2W
Closed — Violation closed
Show 40 more ↓
- 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 2w, 2nd story, 1st apartment from south at west
May 17, 2026 · Apt 2W
Closed — Violation closed - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 2e, 2nd story, 1st apartment from north at east
May 17, 2026 · Apt 2E
Closed — Violation closed - CImmediately hazardous
Properly repair with similar material the broken or defective cast iron hand rail at stoop, 1st story
Nov 19, 2025
Closed — Violation closed - BHazardous
Properly repair with similar material the broken or defective vinyl tiles at floor in the bathroom located at apt 3w, 3rd story, 1st apartment from south at west
Sep 2, 2025 · Apt 3W
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the bathroom located at apt 3w, 3rd story, 1st apartment from south at west
Sep 2, 2025 · Apt 3W
Closed — Violation closed - BHazardous
Repair the leaky and/or defective faucets at wash/basin in the bathroom located at apt 3w, 3rd story, 1st apartment from south at west
Sep 2, 2025 · Apt 3W
Closed — Violation closed - CImmediately hazardous
M/d law abate the nuisance consisting of uncapped radiator supply pipe valve in the private hallway located at apt 3w, 3rd story, 1st apartment from south at west
Sep 2, 2025 · Apt 3W
Closed — Violation closed - BHazardous
Properly repair with similar material the broken or defective porcelain enamel reglaze at bathtub in the bathroom located at apt 3w, 3rd story, 1st apartment from south at west
Sep 2, 2025 · Apt 3W
Closed — Violation closed - ANon-hazardous
Properly repair with similar material the broken or defective ceramic-tiles at north wall in the bathroom located at apt 3w, 3rd story, 1st apartment from south at west
Sep 2, 2025 · Apt 3W
Closed — Violation closed - ANon-hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color all walls and ceiling in the kitchen located at apt 3w, 3rd story, 1st apartment from south at west
Sep 2, 2025 · Apt 3W
Closed — Violation closed - ANon-hazardous
Properly repair or replace the broken or defective light fixture at ceiling in the kitchen located at apt 3w, 3rd story, 1st apartment from south at west
Sep 2, 2025 · Apt 3W
Closed — Violation closed - CImmediately hazardous
Properly repair or replace the broken or defective west handrail at building front , 1st story
Aug 25, 2025
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective closearm at cellar
Aug 25, 2025
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 2e, 2nd story, 1st apartment from north at east
Jan 3, 2025 · Apt 2E
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 1st room from north located at apt 2w, 2nd story, 1st apartment from south at west
Dec 30, 2024 · Apt 2W
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 2w, 2nd story, 1st apartment from south at west
Dec 30, 2024 · Apt 2W
Closed — Violation closed - CImmediately hazardous
Provide an adequate supply of gas to the fixtures at range in the kitchen located at apt 4e, 4th story, 1st apartment from north at east
Oct 24, 2024 · Apt 4E
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 3rd room from north located at apt 2e, 2nd story, 1st apartment from north at east
Sep 30, 2024 · Apt 2E
Closed — Violation closed - BHazardous
Properly repair or replace the broken or defective lower and upper window sash spring balance at south wall in the bathroom located at apt 2e, 2nd story, 1st apartment from north at east
Sep 30, 2024 · Apt 2E
Closed — Violation dismissed - ANon-hazardous
Properly repair with similar material the broken or defective ceramic floor tiles at public hall, 1st story
Sep 16, 2024
Closed — Violation dismissed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective latchset at bulkhead door leading to roof
Sep 1, 2024
Closed — Violation closed - BHazardous
Properly repair or replace the broken or defective latchset at bulkhead door leading to roof
Sep 1, 2024
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the kitchen located at apt 2w, 2nd story, 1st apartment from south at west
Jul 8, 2024 · Apt 2W
Closed — Violation closed - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 4th bathroom from north located at apt 2w, 2nd story, 1st apartment from south at west
Jul 8, 2024 · Apt 2W
Closed — Violation closed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 1st room from north located at apt 2w, 2nd story, 1st apartment from south at west
Jul 8, 2024 · Apt 2W
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 2e, 2nd story, 1st apartment from east at south
Jan 12, 2024 · Apt 2E
Closed — Violation closed - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 2e, 3rd story, 1st apartment from east at south
Jan 12, 2024 · Apt 2E
Closed — Violation closed - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 2e, 3rd story, 1st apartment from east at south
Jan 12, 2024 · Apt 2E
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 3w, 3rd story, 1st apartment from south at west
Sep 7, 2023 · Apt 3W
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 3w, 3rd story, 1st apartment from south at west
Sep 7, 2023 · Apt 3W
Closed — Violation dismissed - BHazardous
Properly repair the broken or defective peephole in the entrance located at apt 4e, 4th story, 1st apartment from north at east
Jul 31, 2022 · Apt 4E
Closed — Violation closed - BHazardous
Properly repair the broken or defective spring counter balance in upper window sash in the 1st room from north located at apt 4e, 4th story, 1st apartment from north at east
Jul 31, 2022 · Apt 4E
Closed — Violation dismissed - CImmediately hazardous
M/d law abate the nuisance consisting of key operated lock installed at door leading to fire escape window in the 6th room from north located at apt 4e, 4th story, 1st apartment from north at east
May 26, 2022 · Apt 4E
Closed — Violation closed - BHazardous
Properly repair with similar material the broken or defective fire retardant materials at north and west walls in vestibule at public hall, 1st story
May 26, 2022
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department at north and west walls in vestibule at public hall, 1st story
May 26, 2022
Closed — Violation closed - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 4e, 4th story, 1st apartment from north at east
Apr 27, 2022 · Apt 4E
Open — Violation will be reinspected - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 4e, 4th story, 1st apartment from north at east
Apr 27, 2022 · Apt 4E
Closed — Violation closed - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 4e, 4th story, 1st apartment from north at east
Apr 27, 2022 · Apt 4E
Closed — Violation closed - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing in the 1st room from north located at apt 2w, 2nd story, 1st apartment from south at west
Feb 9, 2022 · Apt 2W
Open — Violation will be reinspected - BHazardous
Repair or replace the smoke detector missing in the 1st room from north located at apt 2w, 2nd story, 1st apartment from south at west
Feb 9, 2022 · Apt 2W
Open — Violation will be reinspected
DOB building violations · 5
- Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2010 inspection report
Dec 13, 2011
Dob violation - dismissed - Low pressure boiler boiler required
Lblvio-low pressure boiler boiler required
Dec 31, 2009
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 1, 2009
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 1, 2009
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 16, 1999
Dob violation - dismissed
ECB violations · 4
- Class - 2
Failure to comply with commissioner's order contained in summons #39094155h issued on 09/06/2023, and failure to file a certificate of correction pursuant to 28.201.1 and 1 rcny 102-01(d)(2). an acceptable cert
Jan 29, 2025 · Penalty $1,250
Active - Class - 2
Water leak on aosmith hot water storage tank model tjv120, maintain boiler; correct violating condition and submit certificate of correction.
Nov 18, 2024
Resolve - Class - 3
Failure to maintain. observed at exposure#1, on the first floor. peeling paint on the facade, repair and or replace; replace/repair
Sep 6, 2023 · Penalty $500
Active - Class - 2
B254,24b,32a,50,50a,50b,50c.50-a.o.smith boiler not registered.50a missing spill switches.50b smoke pipe supported with band iron,50c oil tank to be legally abondoned/removed.24b missing shut off switch @2nd bo
Mar 12, 2014 · Penalty $500
Resolve
Complaints
- Water leak
Slow leak
Sep 21, 2026 · Apt APT4E
Open - Paint/plaster
Ceiling
Sep 17, 2026 · Apt 3E
Close - Unsanitary condition
Mold
Sep 17, 2026 · Apt 3E
Close - Paint/plaster
Wall
Sep 17, 2026 · Apt 3E
Close - Plumbing
Basin/sink
Sep 17, 2026 · Apt 3E
Close - Heat/hot water
Entire building
May 23, 2026 · Apt 2W
Close - Heat/hot water
Entire building
May 18, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
May 17, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
May 16, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
May 16, 2026 · Apt 3E
Close
Show 40 more ↓
- Outside building
Porch/balcony
Jan 6, 2026 · Apt 2W
Close - Heat/hot water
Entire building
Nov 19, 2025 · Apt BLDG
Close - Heat/hot water
Entire building
Nov 18, 2025 · Apt 2E
Close - Heat/hot water
Apartment only
Nov 18, 2025 · Apt 2E
Close - Electric
No lighting
May 17, 2025 · Apt 5E
Close - Paint/plaster
Ceiling
May 15, 2025 · Apt 3W
Close - Plumbing
Water supply
Jan 6, 2025 · Apt 2W
Close - Water leak
Slow leak
Dec 28, 2024 · Apt 3W
Close - Paint/plaster
Ceiling
Dec 28, 2024 · Apt 3W
Close - Paint/plaster
Ceiling
Dec 28, 2024 · Apt 3W
Close - Electric
No lighting
Dec 28, 2024 · Apt 3W
Close - Heat/hot water
Apartment only
Dec 27, 2024 · Apt 2W
Close - Heat/hot water
Apartment only
Dec 27, 2024 · Apt 5W
Close - Heat/hot water
Entire building
Dec 21, 2024 · Apt 2W
Close - Paint/plaster
Ceiling
Dec 10, 2024 · Apt 2E
Close - Heat/hot water
Entire building
Nov 25, 2024 · Apt BLDG
Close - Heat/hot water
Entire building
Nov 25, 2024 · Apt BLDG
Close - Appliance
Electric/gas range
Nov 25, 2024 · Apt 4E
Close - Heat/hot water
Entire building
Nov 25, 2024 · Apt BLDG
Close - Heat/hot water
Entire building
Nov 23, 2024 · Apt BLDG
Close - Heat/hot water
Entire building
Nov 22, 2024 · Apt BLDG
Close - Heat/hot water
Entire building
Nov 13, 2024 · Apt 2W
Close - Heat/hot water
Apartment only
Nov 13, 2024 · Apt 1W
Close - Heat/hot water
Apartment only
Nov 3, 2024 · Apt 2W
Close - Appliance
Electric/gas range
Oct 4, 2024 · Apt 4E
Close - Paint/plaster
Ceiling
Sep 23, 2024 · Apt 2E
Close - Unsanitary condition
Pests
Aug 5, 2024 · Apt 5W
Close - Paint/plaster
Ceiling
Mar 11, 2024 · Apt 2W
Close - Water leak
Damp spot
Mar 11, 2024 · Apt 2W
Close - Heat/hot water
Apartment only
Jan 10, 2024 · Apt 2E
Close - Safety
Fire escape
Dec 27, 2023 · Apt BLDG
Close - Door/window
Door
Nov 16, 2023 · Apt BLDG
Close - Unsanitary condition
Pests
Aug 20, 2023 · Apt 2W
Close - Water leak
Slow leak
Aug 10, 2023 · Apt 3W
Close - Paint/plaster
Ceiling
Aug 10, 2023 · Apt 3W
Close - Unsanitary condition
Pests
Aug 4, 2023 · Apt 2W
Close - Water leak
Damp spot
Aug 4, 2023 · Apt 2W
Close - Paint/plaster
Ceiling
Aug 4, 2023 · Apt 2W
Close - Unsanitary condition
Garbage/recycling storage
Jul 8, 2023 · Apt BLDG
Close - Water leak
Heavy flow
Mar 18, 2023 · Apt 3W
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C4)
- Year built
- 1901
- Floors
- 5
- Residential units
- 10
- Building area
- 12,805 ft²
- Lot area
- 3,398 ft²
- Zoning
- R8
- Community board
- 109
- Council district
- 7
- Block / lot
- 1977 / 41
- Assessed value
- $873,000
- Landmark / historic district
- No
HPD registration #102920, last renewed Oct 11, 2025.
Questions about 520 West 123 Street
Who owns 520 West 123 Street?
The owner of record in NYC Department of City Planning PLUTO data is 123rd Street Investor, LLC.
Does 520 West 123 Street have violations?
Yes. NYC HPD has recorded 69 housing violations at this property.
Is 520 West 123 Street rent stabilized?
NYC Department of Finance tax bills listed 4 rent-stabilized units here in 2024 (about 40% of its 10 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 520 West 123 Street built?
City records list 1901 as the year it was built.
How many apartments are in 520 West 123 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.