999 recorded events, 1967–2026, from 20 city data systems. The city's paper trail here is mostly 342 311 service requests, 220 ACRIS deeds & mortgages, 74 HPD complaints.
Full record, year by year Support this site
A modest record — below the level that usually signals systemic problems. More recorded distress than 67% of 100+-unit residential buildings citywide. The citywide median for 100+-unit residential buildings is 3.7 penalty points per 10 units; this building carries 10.5. In ZIP 10463, 74% of residential buildings hold an A and 5% grade D or F. How grades work
Among 4,677 100+-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 13 total — 2 class C (immediately hazardous), 2 class B, 9 class A. Oldest open since 2025-04-17. |
status snapshot refreshed weekly from HPD records
16 heat or hot-water complaints in the last three years (winter 2023–24: 6 · winter 2024–25: 8 · winter 2025–26: 2). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
$2,500 in enforcement penalties imposed (ECB/OATH) in the last three years.
86 service requests in the last three years. Most common: Illegal Parking (26) · Noise (15) · HEAT/HOT WATER (8) · Rodent (5) · UNSANITARY CONDITION (4) · PAINT/PLASTER (4).
$2,127,785 in permitted construction work filed since 2016 (14 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 (1959) |
| Yes | Six or more residential units (142) |
| 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) | 2550 INDEPENDENCE AVENUE OWNERS CORP. |
| Head officer | LINDA FROHLICH |
| Managing agent | GARTHCHESTER REALTY |
| Last registered | 2025-11-05 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $12,464,000 | $5,608,800 |
| 2026 | $13,711,000 | $6,169,950 |
| 2027 | $14,204,000 | $6,391,800 |
The city's market estimate has risen 14% between tax years 2025 and 2027.
Tax exemptions on the roll: COLD WAR VETERAN - DISABILITY · SENIOR CITIZEN HOMEOWNER
For property tax, the Department of Finance values this co-op as if it were a rental building. Its 2022 estimate: gross income $3,403,335 a year ($16.99 per sq ft), operating expenses $1,478,317 ($7.38 per sq ft), net operating income $1,925,018. These are the city's estimates from comparable rentals, not the building's actual budget, rents or maintenance charges.
| Energy grade (LL33) | A — ENERGY STAR score 94/100 (2022 disclosure cycle) |
| Heating fuel | NATURALGAS |
| Facade (Local Law 11) | SWARMP — "Safe With A Repair and Maintenance Program": known facade conditions that must be repaired (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.
5 street-flooding or sewer-backup complaints at this address since 2010 (3 in the last three years).
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
| Subway | Marble Hill-225 St — 1 · 0.6 mi straight-line (about a 16-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Henry Hudson Pkwy West / Independence Av — Bx10 Bx20 BxM1 BxM2 +1 more · 400 ft |
| Citi Bike | Kappock St & Independence Ave · 300 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 024 Spuyten Duyvil Middle: Riverdale / Kingsbridge Academy (Middle School / High School 141). 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.
2550 Independence 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 |
86 311 service requests from this address in the last three years — 8 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 GARTHCHESTER REALTY — 35 buildings, 4,341 units. Grades across the portfolio: A31 · B4. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 102-10 66 Road | QN | 498 | A |
| 217-02 75 Avenue | QN | 296 | A |
| 73-36 Springfield Blvd | QN | 276 | A |
| 66-36 Yellowstone Blvd | QN | 244 | A |
| 3777 Independence Avenue | BX | 195 | B |
| 73-69 217 Street | QN | 194 | A |
| 5500 Fieldston Road | BX | 188 | B |
| 750 Kappock Street | BX | 160 | A |
| 4555 Henry Hudson Pkwy W | BX | 159 | A |
| 83-40 Austin Street | QN | 148 | A |
| 4525 Henry Hudson Pkwy W | BX | 145 | A |
| 2550 Independence Avenue | BX | 142 | B |
| 5-49 Borden Avenue | QN | 132 | A |
| 219-02 74 Avenue | QN | 126 | A |
| 2727 Palisade Avenue | BX | 124 | A |
| 102-17 64 Road | QN | 120 | A |
| 5355 Henry Hudson Pkwy W | BX | 105 | A |
| 3636 Greystone Avenue | BX | 92 | A |
| 3755 Henry Hudson Pkwy W | BX | 92 | A |
| 3725 Henry Hudson Pkwy W | BX | 86 | A |
| 3001 Henry Hudson Pkwy W | BX | 85 | A |
| 102-40 67 Drive | QN | 80 | A |
| 37-14 34th Street | QN | 77 | A |
| 5775 Mosholu Avenue | BX | 68 | B |
| 2734 Independence Avenue | BX | 67 | A |
| 41-26 27 Street | QN | 66 | A |
| 640 West 231 Street | BX | 61 | A |
| 66-10 Yellowstone Blvd | QN | 60 | A |
| 4601 Henry Hudson Pkwy W | BX | 52 | A |
| 44-15 Purves Street | QN | 48 | A |
| 10-46 Jackson Avenue | QN | 48 | A |
| 76-26 113 Street | QN | 47 | A |
| 141 Sullivan Street | MN | 20 | A |
| 143 Sullivan Street | MN | 20 | A |
| 145 Sullivan Street | MN | 20 | A |
Most recent mortgage recorded against this lot: $500,000 on 2020-10-14 (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 |
|---|---|---|---|
| 2025-12-15 | RPTT&RET $250,000 — from ESTATE OF RITA KAMINSKY; STEPHEN KAMINSKY, EXECUTOR to FABIAN, DILEYNI | $250,000 | |
| 2025-12-10 | Sold for $250,000 | $250,000 | $1,761 |
| 2025-11-24 | RPTT&RET $550,000 — from QUINSAC, ANNIE-PAULE to DOMINGUEZ GOMEZ, LEONARDO; FITZSIMMONS, CHRISTINE | $550,000 | |
| 2025-11-19 | Sold for $550,000 | $550,000 | $3,873 |
| 2025-11-17 | RPTT&RET $225,000 — from FELLOWS, MARY to KIM, EUN | $225,000 | |
| 2025-10-06 | Sold for $225,000 | $225,000 | $1,585 |
| 2025-08-20 | RPTT&RET $350,000 — from ESTATE OF MILDRED ELLINGTON to NIKOLOSKI, RUBIN; NIKOLOSKI, DIANA | $350,000 | |
| 2025-08-12 | Sold for $350,000 | $350,000 | $2,465 |
| 2025-06-12 | RPTT&RET $158,000 — from TIAN, XINGJIAN to NUNEZ, SABRINA | $158,000 | |
| 2025-05-28 | Sold for $158,000 | $158,000 | $1,113 |
| 2024-11-15 | RPTT&RET $250,000 — from JACQUES, BRYANT; DESRUISSEAUX, SOLEDAD to MEJIA, ANAYARA | $250,000 | |
| 2024-10-15 | Sold for $250,000 | $250,000 | $1,761 |
| 2024-05-14 | RPTT&RET $200,000 — from AYIREBI, HAZEL to AROCHO, MATTHEW; ALVARADO, MILDRED | $200,000 | |
| 2024-05-08 | RPTT&RET $280,000 — from DACHILLE, AMANDA; WHITE, DOUGLAS to RODRIGUEZ, ALDO | $280,000 | |
| 2024-04-30 | Sold for $280,000 | $280,000 | $1,972 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 16 | 4 | 53 | 23 | 2 | 98 |
| 2018 | 5 | 4 | 18 | 14 | 1 | 42 |
| 2019 | 2 | 6 | 17 | 11 | 2 | 38 |
| 2020 | 4 | 2 | 21 | 24 | 1 | 52 |
| 2021 | 8 | 3 | 23 | 24 | 1 | 59 |
| 2022 | 2 | 2 | 33 | 10 | 3 | 50 |
| 2023 | 6 | 2 | 8 | 11 | 1 | 28 |
| 2024 | 4 | 4 | 48 | 11 | 2 | 69 |
| 2025 | 7 | 3 | 51 | 10 | 6 | 77 |
| 2026 | 2 | 4 | 40 | 2 | 11 | 59 |
Every one of the 999 recorded events, 1967–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10463 · Landlord rankings · How grades work · The map · The Mice Map