75 recorded events, 1975–2026, from 8 city data systems. The city's paper trail here is mostly 40 311 service requests, 11 ACRIS deeds & mortgages, 8 bedbug filings.
Full record, year by year Support this site
A meaningful record of code violations or complaints relative to its peers. More recorded distress than 87% of 1-5-unit residential buildings citywide. The citywide median for 1-5-unit residential buildings is 0 penalty points per 10 units; this building carries 18.8. In ZIP 11222, 66% of residential buildings hold an A and 5% grade D or F. How grades work
Among 699,345 1-5-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 1984-05-17. |
status snapshot refreshed weekly from HPD records
4 heat or hot-water complaints in the last three years (winter 2026–27: 4).
No bedbug-infested units reported in the last three years of filings.
7 service requests in the last three years. Most common: Noise (2) · HEAT/HOT WATER (2) · UNSANITARY CONDITION (1) · Dirty Condition (1) · Residential Disposal Complaint (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 (1920) |
| No | Six or more residential units (5) |
| 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) | 511 GRAHAM AVE LLC |
| Head officer | DEREK BESTREICH |
| Managing agent | Ascent Realty Group LLC |
| Last registered | 2026-06-30 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,646,400 | $740,880 |
| 2026 | $1,420,000 | $639,000 |
| 2027 | $1,704,000 | $766,800 |
The city's market estimate has risen 3% between tax years 2025 and 2027.
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Hurricane evacuation zone 4 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 | Nassau Av — G · 0.3 mi straight-line (about a 7-minute walk) · station accessibility: none Graham Av — L · 0.4 mi straight-line (about a 12-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Graham Av / Engert Av — B43 · 100 ft |
| Citi Bike | Manhattan Ave & Leonard St · 450 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. 034 Oliver H. Perry. 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.
511 Graham 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 |
7 311 service requests from this address in the last three years — 2 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 ASCENT REALTY GROUP LLC — 10 buildings, 50 units. Grades across the portfolio: B7 · C3. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 1021 8 Avenue | BK | 7 | B |
| 152 Guernsey Street | BK | 6 | B |
| 319 Menahan Street | BK | 6 | B |
| 411 Suydam Street | BK | 6 | B |
| 511 Graham Avenue | BK | 5 | C |
| 329 Henry Street | BK | 5 | B |
| 870 Hancock Street | BK | 5 | C |
| 913 Union Street | BK | 4 | B |
| 109 Moffat Street | BK | 4 | B |
| 199 Grand Street | BK | 2 | C |
Most recent mortgage recorded against this lot: $824,275 on 2022-11-22 (lender: Ridgewood Savings 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 |
|---|---|---|---|
| 2022-11-30 | AL&R $2,125,000 — from 511 GRAHAM AVENUE LLC to RIDGEWOOD SAVINGS BANK | $2,125,000 | |
| 2022-11-23 | Agreement $2,125,000 — from 511 GRAHAM AVENUE LLC to RIDGEWOOD SAVINGS BANK | $2,125,000 | |
| 2022-11-22 | Mortgage $824,275 — from 511 GRAHAM AVENUE LLC to RIDGEWOOD SAVINGS BANK | $824,275 | |
| 2021-09-29 | AL&R $1,312,500 — from 511 GRAHAM AVENUE LLC to CONNECTONE BANK | $1,312,500 | |
| 2021-09-29 | Deed $1,750,000 — from GOLDEN BROOK REALTY CORP.; GOLDEN BROOK REALTY CORP. to 511 GRAHAM AVENUE LLC; 511 GRAHAM AVENUE LLC | $1,750,000 | |
| 2021-09-29 | Mortgage $1,312,500 — from 511 GRAHAM AVENUE LLC to CONNECTONE BANK | $1,312,500 | |
| 2021-09-29 | Deed $1,750,000 — from GOLDEN BROOK REALTY CORP.; GOLDEN BROOK REALTY CORP. to 511 GRAHAM AVENUE LLC; 511 GRAHAM AVENUE LLC | $1,750,000 | |
| 2021-09-23 | Sold for $1,750,000 | $1,750,000 | $350,000 |
| Year | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|
| 2017 | 0 | 0 | 0 | 0 | 0 |
| 2018 | 0 | 4 | 0 | 0 | 4 |
| 2019 | 0 | 9 | 0 | 0 | 9 |
| 2020 | 0 | 6 | 0 | 0 | 6 |
| 2021 | 0 | 3 | 5 | 0 | 8 |
| 2022 | 1 | 6 | 5 | 0 | 12 |
| 2023 | 0 | 13 | 0 | 1 | 14 |
| 2024 | 0 | 6 | 0 | 0 | 6 |
| 2025 | 0 | 1 | 0 | 2 | 3 |
| 2026 | 0 | 4 | 0 | 0 | 4 |
Every one of the 75 recorded events, 1975–2026, is laid out year by year in the full report (print-ready).
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