256 recorded events, 1973–2026, from 14 city data systems. The city's paper trail here is mostly 64 311 service requests, 49 rodent inspections, 24 DOB permits.
Full record, year by year Support this site
The city's published records show little recorded distress here in the last three years. Less recorded distress than 59% 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 10.7. In ZIP 10027, 43% 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 | 7 total — 2 class C (immediately hazardous), 0 class B, 5 class A. Oldest open since 2021-09-21. |
status snapshot refreshed weekly from HPD records
No heat or hot-water complaints in the last three years.
No bedbug-infested units reported in the last three years of filings.
10 service requests in the last three years. Most common: Noise (5) · UNSANITARY CONDITION (2) · APPLIANCE (1) · New Tree Request (1) · WATER LEAK (1).
$6,600 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 (2016) |
| 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) | M&K REAL ESTATE HOLDINGS CORP. |
| Head officer | MAURICE KOHAN |
| Managing agent | M&K REAL ESTATE HOLDINGS CORP |
| Last registered | 2025-07-10 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $824,800 | $371,160 |
| 2026 | $951,000 | $427,950 |
| 2027 | $761,000 | $342,450 |
The city's market estimate has fallen 8% between tax years 2025 and 2027.
Tax exemptions on the roll: 421A 35YR WITH AFF HOUSING PCT
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 | 125 St — A B C D · 400 ft straight-line (about a 2-minute walk) · station accessibility: full 125 St — 1 · 0.3 mi straight-line (about a 9-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Morningside Av / W 125 St — M104 · 450 ft |
| Citi Bike | St Nicholas Ave & W 126 St · 500 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 129 John H. Finley. 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.
173 Morningside Avenue
| 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 |
10 311 service requests from this address in the last three years.
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 MA REAL ESTATE LLC — 4 buildings, 24 units. Grades across the portfolio: A2 · B1 · D1. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 258 West 135 Street | MN | 8 | B |
| 173 Morningside Avenue | MN | 8 | A |
| 196 Mac Dougal Street | BK | 6 | A |
| 792 Courtlandt Avenue | BX | 2 | D |
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2012-04-12 | Deed $351,000 — from COMVALIUS, RUDOLF; THE ESTATE OF THEODORE COMVALIUS; RUDOLF COMVALIUS, AS EXECUTOR OF THE to M&K REAL ESTATE HOLDINGS CORP | $351,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 7 | 7 | 3 | 0 | 8 | 25 |
| 2018 | 1 | 2 | 0 | 0 | 10 | 13 |
| 2019 | 2 | 2 | 4 | 0 | 4 | 12 |
| 2020 | 1 | 0 | 2 | 1 | 4 | 8 |
| 2021 | 0 | 0 | 44 | 0 | 1 | 45 |
| 2022 | 0 | 0 | 24 | 0 | 2 | 26 |
| 2023 | 0 | 0 | 5 | 0 | 2 | 7 |
| 2024 | 0 | 0 | 8 | 0 | 2 | 10 |
| 2025 | 0 | 0 | 3 | 0 | 2 | 5 |
| 2026 | 0 | 0 | 7 | 0 | 1 | 8 |
Every one of the 256 recorded events, 1973–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10027 · Landlord rankings · How grades work · The map · The Mice Map