231 East 123rd Street
Class B
Class C
12 months to Aug 2026
rent-stabilized with
DHCR (most recent year)
units (PLUTO)
12 months through March 2026
rent
min walk
(311 complaints)
errands grade
nearby
Top insights
- More open HPD violations than ~78% of buildings in this ZIP (25 open)
- 10 open hazardous (Class C) violations
- More HPD complaints than the neighborhood average (9 vs ~5)
- Built in 2018 (city records)
About this building
City records list 2018 as the year built — newer than 98% of the 861 buildings we cover in ZIP 10035, and the newest of the 15 buildings we cover on this block. The building’s floor space is 4.6 times the size of its lot: 11,576 sq ft of building on a 2,523 sq ft lot.
Comparisons with neighboring buildings, as of November 10, 2026.
231 East 123rd Street
Open in Google Street View ↗
- City records show 25 open HPD violations, 10 immediately hazardous (Class C) at this building. Ask which are still unresolved in the unit and the landlord’s timeline to clear them.
- The oldest open violation on record dates to 2021 — why has it stayed open this long, and is it in or near this unit?
- Confirm the condition behind the most recent open violation was actually repaired, not just marked closed: Provide adequate supply of hot water for the fixtures no hot water supply in the entire….
- Confirm in person that the immediately-hazardous (Class C) conditions — typically heat, hot water, leaks, mold or pests — are genuinely fixed, not just marked closed.
231 East 123rd Street sits in Manhattan, ZIP 10035. The closest subway is 125 St (4,5,6) (4-minute walk), served by the 4, 5, and 6 lines.
Building Condition
Oldest open violation: July 2021 · Most recent: May 2026. HPD marks a violation open until it is certified as corrected, so an old date can mean an unresolved condition or a repair that was never certified.
- 2026-05-16
- 2026-05-16
- 2026-05-16
- 2026-05-16
- 2026-05-16
- Class C · 10 open · penalty 150 · (15/ea)
- Class B · 4 open · penalty 20 · (5/ea)
- Class A · 11 open · penalty 11 · (1/ea)
- 2026-05-16 · Apt BLDG · NON EMERGENCY · GENERAL
- 2026-05-16 · Apt 2B · IMMEDIATE EMERGENCY · PLUMBING
- 2026-05-16 · Apt BLDG · IMMEDIATE EMERGENCY · PLUMBING
- 2024-04-19
- 2025-01-22 "FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION"
- 2024-12-11 "FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION"
- 2023-10-04 "FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION"
No HPD lead-paint violations on record. Built 2018, after the 1978 federal ban on lead paint in residential use. Owners must still address any lead hazard that is later identified.
The Building
Neighborhood & Environment
~1 block 300m
~2-3 blocks
- HARRASSMENT 2: 217
- ASSAULT 3 & RELATED OFFENSES: 145
- DANGEROUS DRUGS: 124
- PETIT LARCENY: 113
- VEHICLE AND TRAFFIC LAWS: 95
- Rodent: 449
- Noise - Residential: 381
- Illegal Parking: 155
- HEAT/HOT WATER: 154
- UNSANITARY CONDITION: 115
- 235 E 123RD ST
- 245 EAST 124 STREET
- 226 EAST 122 STREET
- P.S. 096 Joseph Lanzetta
- River East Elementary
- Harlem Village Academy East Charter School
- P.S. 096 Joseph Lanzetta
- Harlem Village Academy East Charter School
- Global Neighborhood Secondary School
- Coalition School for Social Change
- 125 St
- 116 St
- Grade A
- Grade A
- Grade A
- Grade A
- Grade A
- Grade A
- Grade A
- Grade A
- King's Academy
- Harlem River Park
- Ged-P2g-Youth Actions & Homes-Ahsep
- Groove With Me, Inc.
- Foundation
- Wagner Houses Pool
Internet providers serving this area
Internet providers available in this area — including fiber:
- Verizon Fiber Up to 2,300 Mbps down · 2,300 Mbps up
- Spectrum Cable Fiber Up to 1,000 Mbps down · 1,000 Mbps up
How to check internet providers before signing an NYC lease →
Source: FCC Broadband Data Collection (NY, rev. May 2026). Wired broadband only — cable + fiber. DSL, satellite, and fixed-wireless not included. Block-level data; actual availability may vary by building.
Market & Availability
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