235 recorded events, 1967–2026, from 14 city data systems. The city's paper trail here is mostly 55 ACRIS deeds & mortgages, 44 311 service requests, 42 HPD complaints.
Full record, year by year Support this site
The city's published records show little recorded distress here in the last three years. More recorded distress than 54% 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 19.5. In ZIP 10024, 70% of residential buildings hold an A and 2% 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 | 3 total — 0 class C (immediately hazardous), 2 class B, 1 class A. Oldest open since 2024-02-21. |
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.
7 service requests in the last three years. Most common: UNSANITARY CONDITION (2) · PAINT/PLASTER (2) · WATER LEAK (1) · GENERAL (1) · Damaged Tree (1).
$114,500 in permitted construction work filed since 2016 (3 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.
| Yes | Built before 1974 (1891) |
| Yes | Six or more residential units (12) |
| No | 421-a / J-51 tax benefit on the current tax roll |
2 of 3 signals present. This is the classic profile of a rent-stabilized building (pre-1974, 6+ units) — many units in such buildings remain stabilized. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | 123 WEST 77TH STREET, LLC |
| Head officer | MAGDALENA KOSZ |
| Managing agent | A.J. CLARKE REAL ESTATE CORP. |
| Last registered | 2026-07-20 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,335,000 | $600,750 |
| 2026 | $1,475,000 | $663,750 |
| 2027 | $1,576,000 | $709,200 |
The city's market estimate has risen 18% between tax years 2025 and 2027.
| Heating fuel | NATURALGAS |
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 | 79 St — 1 · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: none 81 St-Museum of Natural History — B C · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Columbus Av / W 78 St — M7 M11 · 250 ft |
| Citi Bike | W 76 St & Columbus Ave · 400 ft · station location as of 2026-09-23; live availability |
| Bike facility | Painted bike lane mapped within 75 ft |
| School zones (2024–25 map) | Elementary: P.S. 087 William Sherman. 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.
123 West 77 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 |
7 311 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 A.J. CLARKE REAL ESTATE CORP — 186 buildings, 3,651 units. Grades across the portfolio: A116 · B45 · C15 · D4. See the whole portfolio
showing 60 of 186 buildings
Most recent mortgage recorded against this lot: $320,000 on 1992-05-11 (lender: Eastbank, N.A.). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 1992-05-11 | Mortgage $320,000 — from 123 WEST 77TH STREETCP to EASTBANK, N.A. | $320,000 | |
| 1986-10-07 | Mortgage $400,000 — from SULIAWAN, GUNAWAN; WOK, EDWARD to CITIBANK NA | $400,000 | |
| 1983-01-14 | Mortgage $15,000 — from RACANELLI, VITO; RACANELLI, JOHN to BIALECKI, LINDA | $15,000 |
| Year | Construction | Enforcement | Housing & tenants | Health & systems | Total |
|---|---|---|---|---|---|
| 2017 | 0 | 0 | 0 | 4 | 4 |
| 2018 | 6 | 0 | 4 | 3 | 13 |
| 2019 | 4 | 1 | 11 | 2 | 18 |
| 2020 | 2 | 0 | 13 | 1 | 16 |
| 2021 | 1 | 0 | 12 | 1 | 14 |
| 2022 | 0 | 0 | 2 | 3 | 5 |
| 2023 | 0 | 0 | 9 | 2 | 11 |
| 2024 | 2 | 0 | 17 | 2 | 21 |
| 2025 | 0 | 0 | 3 | 2 | 5 |
| 2026 | 0 | 0 | 1 | 0 | 1 |
Every one of the 235 recorded events, 1967–2026, is laid out year by year in the full report (print-ready).
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