1,739 recorded events, 1900–2026, from 21 city data systems. The city's paper trail here is mostly 707 HPD complaints, 553 311 service requests, 226 HPD housing violations.
Full record, year by year Support this site
A modest record — below the level that usually signals systemic problems. More recorded distress than 73% 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 77.4. In ZIP 10467, 51% of residential buildings hold an A and 15% 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 | 65 total — 15 class C (immediately hazardous), 38 class B, 12 class A. Oldest open since 2016-01-29. |
status snapshot refreshed weekly from HPD records
50 heat or hot-water complaints in the last three years (winter 2023–24: 14 · winter 2024–25: 20 · winter 2025–26: 11). Repeated winter clusters suggest a chronic heating problem.
1 bedbug-infested unit(s) reported in filings over the last three years.
118 service requests in the last three years. Most common: HEAT/HOT WATER (24) · Noise (22) · WATER LEAK (10) · Rodent (9) · PAINT/PLASTER (8) · PLUMBING (7).
$934,346 in permitted construction work filed since 2016 (11 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 (1929) |
| Yes | Six or more residential units (49) |
| 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) | 3510 DECATUR HDFC, INC |
| Head officer | MARK ENGEL |
| Managing agent | LANGSAM PROP. SER. CORP. |
| Last registered | 2025-10-08 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,711,000 | $769,950 |
| 2026 | $1,841,000 | $828,450 |
| 2027 | $1,822,000 | $819,900 |
The city's market estimate has risen 6% between tax years 2025 and 2027.
Tax exemptions on the roll: ARTICLE XI
| Heating fuel | NATURALGAS |
| 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 | Gun Hill Rd — 2 5 · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: full Norwood-205 St — D · 0.4 mi straight-line (about a 12-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: East Gun Hill Rd / Hull Av — Bx28 Bx38 · 350 ft |
| Citi Bike | Hull Ave & E Gun Hill Rd · 400 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 094 Kings College School Middle: J.H.S. 080 The Mosholu Parkway. 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.
3510 Decatur 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 |
118 311 service requests from this address in the last three years — 24 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 LANGSAM PROPERTY SERVICES CORP — 215 buildings, 8,744 units. Grades across the portfolio: A42 · B80 · C57 · D26 · F9. See the whole portfolio
showing 60 of 215 buildings
Most recent mortgage recorded against this lot: $2,900,000 on 2020-05-18 (lender: Tristate Capital 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 |
|---|---|---|---|
| 2020-05-18 | Mortgage $2,900,000 — from 3510 DECATUR HOUSING DEVELOPMENT FUND CO; 3510 REALTY CORP to TRISTATE CAPITAL BANK | $2,900,000 | |
| 2020-05-18 | AL&R $2,900,000 — from 3510 REALTY CORP to TRISTATE CAPITAL BANK | $2,900,000 | |
| 2019-08-02 | Agreement $1,382,135 — from 3510 REALTY CORP.; 3510 DECATUR HOUSING DEVELOPMENT FUND CO to FANNIE MAE | $1,382,135 | |
| 2011-08-10 | Mortgage $416,116 — from 3510 REALTY CORP. to BEECH STREET CAPITAL, LLC | $416,116 | |
| 2011-08-10 | Agreement $1,600,000 — from 3510 REALTY CORP. to BEECH STREET CAPITAL, LLC | $1,600,000 | |
| 2004-09-02 | AL&R $1,350,000 — from ASTORIA FEDERAL SAVINGS AND LOAN ASSOCIA to 3510 REALTY CORP. | $1,350,000 | |
| 2004-09-02 | M&CON $1,350,000 — from 3510 REALTY CORP. to ASTORIA FEDERAL SAVINGS AND LOAN ASSOCIA | $1,350,000 | |
| 2002-04-23 | Mortgage $1,150,000 — from 3510 REALTY CORP. to ASTORIA FEDERAL SAVINGS & LOAN ASSOCIATI | $1,150,000 | |
| 1997-07-02 | Mortgage $63,400 — from 3510 REALTY CORP. to ASTORIA FEDERAL SAVINGS & LOAN ASSOCIATI | $63,400 | |
| 1987-07-02 | Mortgage $514,826 — from WILLIAMSBRIDGE ESTATES to COLUMBIA EQUITIES, LTD. | $514,826 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 4 | 4 | 36 | 0 | 2 | 46 |
| 2018 | 0 | 10 | 73 | 0 | 13 | 96 |
| 2019 | 2 | 11 | 180 | 7 | 6 | 206 |
| 2020 | 0 | 2 | 110 | 4 | 7 | 123 |
| 2021 | 7 | 4 | 166 | 0 | 3 | 180 |
| 2022 | 11 | 1 | 99 | 0 | 8 | 119 |
| 2023 | 0 | 2 | 61 | 0 | 2 | 65 |
| 2024 | 0 | 1 | 72 | 1 | 6 | 80 |
| 2025 | 2 | 0 | 65 | 1 | 12 | 80 |
| 2026 | 1 | 0 | 102 | 0 | 3 | 106 |
Every one of the 1,739 recorded events, 1900–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10467 · Landlord rankings · How grades work · The map · The Mice Map