656 recorded events, 1992–2026, from 16 city data systems. The city's paper trail here is mostly 329 ACRIS deeds & mortgages, 131 311 service requests, 38 FDNY inspections.
Full record, year by year Support this site
A modest record — below the level that usually signals systemic problems. More recorded distress than 68% 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 40.3. In ZIP 11101, 70% of residential buildings hold an A and 5% 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 | 11 total — 1 class C (immediately hazardous), 2 class B, 8 class A. Oldest open since 2024-06-17. |
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.
104 service requests in the last three years. Most common: Blocked Driveway (86) · Curb Condition (4) · Noise (3) · Illegal Dumping (3) · Street Condition (2) · New Tree Request (1).
$996,105 in permitted construction work filed since 2016 (10 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 (2018) |
| Yes | Six or more residential units (12) |
| No | 421-a / J-51 tax benefit on the current tax roll |
1 of 3 signals present. Only a partial profile — stabilization is possible but less likely. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | GREYSTONE CONDOMINIUM |
| Head officer | Li W Wang |
| Managing agent | HARLEM PROPERTY MANAGEMENT |
| Last registered | 2025-09-03 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $287,590 | $129,416 |
| 2026 | $409,446 | $184,251 |
| 2027 | $461,951 | $207,878 |
The city's market estimate has risen 61% between tax years 2025 and 2027.
For property tax, the Department of Finance values this condo as if it were a rental building. Its 2023 estimate: gross income $783,788 a year ($38.00 per sq ft), operating expenses $387,975 ($18.81 per sq ft), net operating income $395,813. These are the city's estimates from comparable rentals, not the building's actual budget, rents or maintenance charges.
In the FEMA 1%-annual-chance floodplain (2015 preliminary flood maps) — lenders typically require flood insurance here.
Hurricane evacuation zone 2 of 6 — zone 1 evacuates first.
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 | Vernon Blvd-Jackson Av — 7 · 900 ft straight-line (about a 4-minute walk) · station accessibility: none 21 St — G · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Vernon Blvd / 46 Rd — Q103 · 550 ft |
| Citi Bike | Vernon Blvd & 47 Rd · 350 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S./I.S. 78Q Middle: I.S. 204 Oliver W. Holmes. 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.
525 47 Road
| 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 |
104 311 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 HARLEM PROPERTY MANAGEMENT — 74 buildings, 1,852 units. Grades across the portfolio: A41 · B17 · C10 · D4 · F1. See the whole portfolio
showing 60 of 74 buildings
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2026-07-20 | Agreement $875,000 — from CRESPO, ANTHONY; RAHMAN, TASNIM to CITIBANK, N.A. | $875,000 | |
| 2026-07-07 | Deed $1,575,000 — from THE WOODHOUSE FAMILY LIVING TRUST; KRISTINA WOODHOUSE, AS TRUSTEE; ROBERT B. WOODHOUSE, AS to CRESPO, ANTHONY; RAHMAN, TASNIM | $1,575,000 | |
| 2026-06-30 | Sold for $1,575,000 | $1,575,000 | $131,250 |
| 2026-01-16 | Mortgage $200,000 — from ZHENG, EUNJI; ZHENG, HUO XIANG to CITIZENS BANK, N.A. | $200,000 | |
| 2022-07-22 | Deed $15,000 — from RDG 47TH ROAD OWNER LLC to KAISER, ELIZABETH; TUFFNELL, BENJAMIN | $15,000 | |
| 2022-07-14 | Sold for $15,000 | $15,000 | $1,250 |
| 2022-02-28 | Mortgage $1,148,000 — from ZHENG, HUO XIANG; ZHENG, EUNJI to CITIZENS BANK,N.A. | $1,148,000 | |
| 2022-02-28 | Deed $1,461,189 — from RDG 47TH ROAD OWNER LLC to ZHENG, EUNJI; ZHENG, HUO XIANG | $1,461,189 | |
| 2022-02-23 | Mortgage $950,000 — from KALIK, LISA; BLATH, JEFFREY to MERS, INC.; BANK OF AMERICA, N.A | $950,000 | |
| 2022-02-09 | Sold for $1,461,189 | $1,461,189 | $121,766 |
| 2022-01-20 | Agreement $1,725,000 — from GUPTA, RISHI; THAREJA, SUMAN to WELLS FARGO BANK, N.A. | $1,725,000 | |
| 2021-10-28 | Deed $921,516 — from RDG 47TH ROAD OWNER LLC to ZHANG, MELODY; LAM, THOMAS | $921,516 | |
| 2021-10-28 | Deed $921,516 — from RDG 47TH ROAD OWNER LLC to ZHANG, MELODY; LAM, THOMAS | $921,516 | |
| 2021-10-21 | Mortgage $375,000 — from PELLICANE, MARISA; ROTHMAN, GREGG to NEWREZ LLC; MORTGAGE ELECTRONIC REGISTRATION SYSTEMS | $375,000 | |
| 2021-10-21 | Mortgage $375,000 — from PELLICANE, MARISA; ROTHMAN, GREGG to NEWREZ LLC; MORTGAGE ELECTRONIC REGISTRATION SYSTEMS | $375,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 2 | 1 | 0 | 0 | 0 | 3 |
| 2018 | 5 | 37 | 0 | 0 | 0 | 42 |
| 2019 | 11 | 46 | 0 | 0 | 0 | 57 |
| 2020 | 0 | 14 | 1 | 48 | 1 | 64 |
| 2021 | 4 | 4 | 5 | 121 | 0 | 134 |
| 2022 | 0 | 0 | 8 | 153 | 0 | 161 |
| 2023 | 0 | 0 | 28 | 0 | 0 | 28 |
| 2024 | 2 | 0 | 72 | 2 | 0 | 76 |
| 2025 | 0 | 0 | 24 | 0 | 0 | 24 |
| 2026 | 20 | 0 | 22 | 9 | 0 | 51 |
Every one of the 656 recorded events, 1992–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11101 · Landlord rankings · How grades work · The map · The Mice Map