316 recorded events, 1987–2026, from 14 city data systems. The city's paper trail here is mostly 130 311 service requests, 44 HPD housing violations, 27 ECB/OATH violations.
Full record, year by year Support this site
A meaningful record of code violations or complaints relative to its peers. More recorded distress than 87% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty points per 10 units; this building carries 141. In ZIP 10032, 36% of residential buildings hold an A and 14% grade D or F. How grades work
Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 15 total — 5 class C (immediately hazardous), 3 class B, 7 class A. Oldest open since 2017-06-22. |
status snapshot refreshed weekly from HPD records
8 heat or hot-water complaints in the last three years (winter 2025–26: 6).
No bedbug-infested units reported in the last three years of filings.
25 service requests in the last three years. Most common: UNSANITARY CONDITION (8) · Illegal Parking (3) · HEAT/HOT WATER (3) · Noise (2) · Derelict Vehicles (1) · GENERAL (1).
$8,200 in permitted construction work filed since 2016 (1 filings with a declared cost) — a rough measure of how actively the owner maintains the building. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.
| No | Built before 1974 (2015) |
| Yes | Six or more residential units (8) |
| Yes | 421-a / J-51 tax benefit on the current tax roll |
2 of 3 signals present. Buildings receiving 421-a or J-51 benefits are generally required to register their units as rent-stabilized for the duration of the benefit. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | W 173 GROUP LLC |
| Head officer | MAURICE KOHAN |
| Managing agent | W 173 GROUP LLC |
| Last registered | 2025-07-10 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $538,800 | $242,460 |
| 2026 | $647,000 | $291,150 |
| 2027 | $776,000 | $349,200 |
The city's market estimate has risen 44% between tax years 2025 and 2027.
Tax exemptions on the roll: 421A 25 YR NO CAP
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Not in a hurricane evacuation zone.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
No street-flooding or sewer-backup complaints on record at this address.
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
| Subway | 168 St — 1 A C · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: partial |
| Bus | Nearest boarding stop: Amsterdam Av / W 173 St — M101 · 300 ft |
| Citi Bike | Amsterdam Ave & W 172 St · 500 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 008 Luis Belliard Middle: 319, 324. Confirm with the DOE's school search. |
Distances are straight-line, not walking routes. Transit locations from the MTA and Citi Bike, bike facilities from NYC DOT, school zones from the DOE's 2024–25 maps.
523 West 173 Street
| Heat or hot water | Heat or hot water |
| Apartment maintenance | Apartment maintenance |
| Bed bugs | Bed bugs |
| Residential pests | Residential pests |
| Rats or mice | Rats or mice |
| Anything else | Anything else |
25 311 service requests from this address in the last three years — 3 of them about heat or hot water.
311 will ask for the address, the apartment if the problem is inside, and what's wrong. Contact details are optional for most complaints; food-poisoning reports can be anonymous. Complaints appear in the city's public 311 data, usually within a day or two, and then in the Live from 311 box on this page.
Managed by W 173 GROUP LLC — 3 buildings, 23 units. Grades across the portfolio: A1 · C2. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 523 West 173 Street | MN | 8 | C |
| 554 West 173 Street | MN | 8 | C |
| 559 West 161 Street | MN | 7 | A |
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2011-03-22 | Deed $230,000 — from SINGH, NIRMAL K to RODDE, LLC. | $230,000 | |
| 2004-01-20 | Deed $75,000 — from SINGH, SURJIT to SINGH, NIRMAL K | $75,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 5 | 22 | 0 | 1 | 28 |
| 2018 | 2 | 5 | 1 | 0 | 1 | 9 |
| 2019 | 1 | 2 | 6 | 0 | 1 | 10 |
| 2020 | 0 | 0 | 18 | 0 | 0 | 18 |
| 2021 | 0 | 0 | 16 | 0 | 0 | 16 |
| 2022 | 0 | 0 | 7 | 0 | 1 | 8 |
| 2023 | 0 | 0 | 8 | 0 | 1 | 9 |
| 2024 | 0 | 0 | 4 | 0 | 1 | 5 |
| 2025 | 0 | 0 | 54 | 1 | 1 | 56 |
| 2026 | 0 | 0 | 16 | 0 | 1 | 17 |
Every one of the 316 recorded events, 1987–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10032 · Landlord rankings · How grades work · The map · The Mice Map