192 recorded events, 1978–2026, from 15 city data systems. The city's paper trail here is mostly 48 311 service requests, 33 DOB violations, 28 rodent inspections.
Full record, year by year Support this site
A modest record — below the level that usually signals systemic problems. More recorded distress than 60% 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 26. In ZIP 10031, 40% 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 | 1 total — 1 class C (immediately hazardous), 0 class B, 0 class A. Oldest open since 1986-02-12. |
status snapshot refreshed weekly from HPD records
29 heat or hot-water complaints in the last three years (winter 2024–25: 8 · winter 2025–26: 21). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
21 service requests in the last three years. Most common: HEAT/HOT WATER (14) · Missed Collection (1) · Illegal Dumping (1) · Residential Disposal Complaint (1) · Curb Condition (1) · Non (1).
No permitted work with a declared cost filed in the last decade. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.
| Yes | Built before 1974 (1898) |
| Yes | Six or more residential units (10) |
| 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) | 811 Saint Nicholas Avenue HDFC |
| Head officer | Kristin Flagg |
| Managing agent | Blue Owl Management LLC |
| Last registered | 2026-06-08 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,391,000 | $625,950 |
| 2026 | $1,304,000 | $586,800 |
| 2027 | $1,530,000 | $688,500 |
The city's market estimate has risen 10% 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 | 145 St — A B C D · 850 ft straight-line (about a 4-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Saint Nicholas Av / W 150 St — M3 · 150 ft |
| Citi Bike | Convent Ave & W 151 St · 150 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 153 Adam Clayton Powell Middle: 319, 324. 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.
811 St Nicholas 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 |
21 311 service requests from this address in the last three years — 14 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 BLUE OWL MANAGEMENT LLC — 31 buildings, 966 units. Grades across the portfolio: A23 · B5 · C1 · D2. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 3355 Sedgwick Avenue | BX | 135 | B |
| 302 101 Street | BK | 80 | A |
| 92-31 57 Avenue | QN | 78 | A |
| 83-85 116 Street | QN | 75 | A |
| 140-50 Burden Crescent | QN | 70 | B |
| 62-10 Woodside Avenue | QN | 63 | A |
| 460 West 236 Street | BX | 53 | A |
| 100 West 141 Street | MN | 53 | A |
| 954 Bergen Street | BK | 36 | A |
| 25 Charles Street | MN | 30 | A |
| 32 East 2 Street | MN | 28 | A |
| 120 North 7 Street | BK | 27 | A |
| 86 Horatio Street | MN | 20 | A |
| 88 Horatio Street | MN | 20 | A |
| 84 Horatio Street | MN | 20 | A |
| 815 Greenwich Street | MN | 20 | A |
| 20 East 88 Street | MN | 18 | A |
| 201-09 35 Avenue | QN | 14 | A |
| 203-01 35 Avenue | QN | 14 | A |
| 201-02 35 Avenue | QN | 14 | A |
| 319 West 47 Street | MN | 13 | A |
| 204-05 35 Avenue | QN | 13 | A |
| 14-35 Broadway | QN | 12 | A |
| 82 Horatio Street | MN | 11 | A |
| 108 Franklin Street | MN | 10 | A |
| 811 St Nicholas Avenue | MN | 10 | B |
| 513 Hudson Street | MN | 9 | B |
| 2409 Crotona Avenue | BX | 8 | D |
| 313 West 121 Street | MN | 6 | B |
| 158 West 94 Street | MN | 5 | D |
| 49 West 24 Street | MN | 1 | C |
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2022-08-01 | RPTT&RET $359,000 — from DAWKINS, JAMES; DAWKINS, ANDREA to TEKGURLER, SELIN | $359,000 | |
| 2022-07-26 | Sold for $359,000 | $359,000 | $35,900 |
| 2018-06-15 | RPTT&RET $270,000 — from 811 ST. NICHOLAS AVENUE HOUSING DEV FUND to EPSTEIN, JOEL C | $270,000 | |
| 2018-06-13 | Sold for $270,000 | $270,000 | $27,000 |
| 2016-10-27 | RPTT&RET $249,000 to JACKSON, SAVITRE L.W. | $249,000 | |
| 2014-01-16 | RPTT&RET $120,000 — from DAWKINS-GONZALEZ, DOROTHY to BASKERVILLE, WANDA J; LAW, HEATHER A; BASKERVILLE, TEAL K | $120,000 | |
| 2009-06-29 | RPTT&RET $205,000 — from FRASIER, ALONA F to FLAGG, KRISTIN | $205,000 | |
| 2003-08-04 | Deed $2,500 — from THE CITY OF NEW YORK to 811 ST. NICHOLAS AVENUE HOUSING DEVELOPM | $2,500 |
| Year | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|
| 2017 | 3 | 5 | 0 | 2 | 10 |
| 2018 | 2 | 6 | 2 | 3 | 13 |
| 2019 | 2 | 2 | 0 | 0 | 4 |
| 2020 | 1 | 5 | 0 | 0 | 6 |
| 2021 | 0 | 1 | 0 | 1 | 2 |
| 2022 | 0 | 6 | 2 | 5 | 13 |
| 2023 | 6 | 5 | 0 | 4 | 15 |
| 2024 | 2 | 7 | 0 | 5 | 14 |
| 2025 | 0 | 15 | 0 | 4 | 19 |
| 2026 | 0 | 16 | 0 | 1 | 17 |
Every one of the 192 recorded events, 1978–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10031 · Landlord rankings · How grades work · The map · The Mice Map