668 recorded events, 1973–2026, from 17 city data systems. The city's paper trail here is mostly 246 DOB permits, 125 DOB job filings, 85 311 service requests.
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 87% of 25-99-unit residential buildings citywide. The citywide median for 25-99-unit residential buildings is 23.6 penalty points per 10 units; this building carries 1.4. In ZIP 10075, 82% of residential buildings hold an A and 2% grade D or F. How grades work
Among 17,252 25-99-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 1 total — 0 class C (immediately hazardous), 0 class B, 1 class A. Oldest open since 1974-04-08. |
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.
9 service requests in the last three years. Most common: Street Condition (2) · Food Poisoning (2) · Missed Collection (2) · Taxi Complaint (2) · Noise (1).
$8,408,100 in permitted construction work filed since 2016 (39 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 (1914) |
| Yes | Six or more residential units (51) |
| 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) | PARK AVE AND 77TH STREET CORP. |
| Head officer | LAURa ROGAn |
| Managing agent | GUMLEY HAFT |
| Last registered | 2025-11-10 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $37,044,000 | $16,669,800 |
| 2026 | $42,100,000 | $18,945,000 |
| 2027 | $47,626,000 | $21,431,700 |
The city's market estimate has risen 29% between tax years 2025 and 2027.
For property tax, the Department of Finance values this co-op as if it were a rental building. Its 2021 estimate: gross income $7,752,403 a year ($52.01 per sq ft), operating expenses $2,832,064 ($19.00 per sq ft), net operating income $4,920,339. These are the city's estimates from comparable rentals, not the building's actual budget, rents or maintenance charges.
| Energy grade (LL33) | C — ENERGY STAR score 66/100 (2022 disclosure cycle) |
| Heating fuel | NO2FUEL |
| Facade (Local Law 11) | SAFE (cycle 9) |
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 | 77 St — 6 · 550 ft straight-line (about a 3-minute walk) · station accessibility: none 72 St — Q · 0.4 mi straight-line (about an 11-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: Madison Av / E 77 St — M1 M2 M3 M4 · 400 ft |
| Citi Bike | E 76 St & Park Ave · 200 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 006 Lillie D. Blake Middle: J.H.S. 167 Robert F. Wagner. 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.
850 Park 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 |
9 311 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 GUMLEY HAFT — 57 buildings, 3,982 units. Grades across the portfolio: A55 · B2. See the whole portfolio
Most recent mortgage recorded against this lot: $2,500,000 on 2025-10-14 (lender: National Consumer Cooperative Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2026-05-01 | RPTT&RET $1,150,000 — from ROBERT TEPEDINO AS EXECUTOR; ESTATE OF NICHOLAS DARIENZO to MARRERO, DANIEL; MARRERO, PRISCILLA | $1,150,000 | |
| 2026-04-21 | Sold for $1,150,000 | $1,150,000 | $22,549 |
| 2025-10-14 | Mortgage $2,500,000 — from PARK AVENUE AND SEVENTY-SEVENTH STREET C; PARK AVENUE AND SEVENTY-SEVENTH STREET,C to NATIONAL CONSUMER COOPERATIVE BANK | $2,500,000 | |
| 2025-10-14 | AL&R $2,500,000 — from PARK AVENUE AND SEVENTY-SEVENTH STREET C; PARK AVENUE AND SEVENTY-SEVENTH STREET,C to NATIONAL CONSUMER COOPERATIVE BANK | $2,500,000 | |
| 2024-11-08 | RPTT&RET $5,200,000 — from ZIMMERMAN, JANE to WILLIAMS, ERIN R; TODRYS, MARK | $5,200,000 | |
| 2024-10-23 | Sold for $5,200,000 | $5,200,000 | $101,961 |
| 2024-03-12 | RPTT&RET $6,000,000 — from MARC A. WEISMAN, TRUSTEE; RABINOWITZ 2021 GST EXEMPT TRUST to RABINOWITZ, ANNA | $6,000,000 | |
| 2024-02-22 | Sold for $6,000,000 | $6,000,000 | $117,647 |
| 2023-12-14 | RPTT&RET $1,425,000 — from MEYER, CHARLES G; DONNELL G. ADAMS, AS EXECUTOR; ESTATE OF DIANA ADAMS TUFTS to BUTTERS, DAVID MORGAN | $1,425,000 | |
| 2023-11-30 | Sold for $1,425,000 | $1,425,000 | $27,941 |
| 2023-02-22 | RPTT&RET $3,650,000 — from LEAONARD SCHLANGEL, TRUSTEE; THE TJ ISRAEL MARITAL TRUST UNDER IV to BONNEMAZOU, SAE HEE; BONNEMAZOU, FLORENT | $3,650,000 | |
| 2023-02-06 | Sold for $3,650,000 | $3,650,000 | $71,569 |
| 2022-10-14 | RPTT&RET $2,995,000 — from QUALIFIED PERSONAL RESIDENCE TRUST, SHAR to NIST, THEODORE; ALAM, RUNA | $2,995,000 | |
| 2022-10-12 | Sold for $2,995,000 | $2,995,000 | $58,725 |
| 2022-03-18 | RPTT&RET $4,000,000 — from CRUZ, AUSTEN P; CRUZ, M. ERNESTO III to DAUHAJRE, MUNIR G; DAUHAJRE CARO, GRACIELA A | $4,000,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 8 | 4 | 0 | 4 | 4 | 20 |
| 2018 | 4 | 2 | 16 | 0 | 4 | 26 |
| 2019 | 5 | 8 | 10 | 6 | 5 | 34 |
| 2020 | 17 | 1 | 6 | 2 | 4 | 30 |
| 2021 | 6 | 0 | 12 | 4 | 2 | 24 |
| 2022 | 2 | 2 | 17 | 4 | 2 | 27 |
| 2023 | 23 | 0 | 9 | 5 | 5 | 42 |
| 2024 | 27 | 4 | 6 | 4 | 9 | 50 |
| 2025 | 9 | 1 | 2 | 4 | 4 | 20 |
| 2026 | 3 | 0 | 3 | 4 | 3 | 13 |
Every one of the 668 recorded events, 1973–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10075 · Landlord rankings · How grades work · The map · The Mice Map