1,851 recorded events, 1966–2026, from 20 city data systems. The city's paper trail here is mostly 820 311 service requests, 497 HPD complaints, 339 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 69% 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 62.9. In ZIP 10453, 41% of residential buildings hold an A and 19% 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 | 29 total — 11 class C (immediately hazardous), 16 class B, 2 class A. Oldest open since 2021-09-19. |
status snapshot refreshed weekly from HPD records
32 heat or hot-water complaints in the last three years (winter 2023–24: 2 · winter 2024–25: 8 · winter 2025–26: 19). Repeated winter clusters suggest a chronic heating problem.
1 bedbug-infested unit(s) reported in filings over the last three years.
154 service requests in the last three years. Most common: Noise (46) · UNSANITARY CONDITION (23) · HEAT/HOT WATER (15) · PLUMBING (12) · APPLIANCE (12) · GENERAL (11).
$1,120,900 in permitted construction work filed since 2016 (6 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 (1927) |
| Yes | Six or more residential units (77) |
| Yes | 421-a / J-51 tax benefit on the current tax roll |
3 of 3 signals present. Buildings receiving 421-a or J-51 benefits are generally required to register their units as rent-stabilized for the duration of the benefit. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | 1730 HARRISON LLC |
| Head officer | MARK ENGEL |
| Managing agent | LANGSAM PROPERTY SERVICES CORP |
| Last registered | 2025-09-10 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $3,162,000 | $1,422,900 |
| 2026 | $3,214,000 | $1,446,300 |
| 2027 | $2,959,000 | $1,331,550 |
The city's market estimate has fallen 6% between tax years 2025 and 2027.
Tax exemptions on the roll: ARTICLE XI · J51
| Energy grade (LL33) | D — ENERGY STAR score 42/100, posted at the entrance by law (2022 disclosure cycle) |
| 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.
1 street-flooding or sewer-backup complaints at this address since 2012 (0 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 | 176 St — 4 · 700 ft straight-line (about a 3-minute walk) · station accessibility: none 174-175 Sts — B D · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: University Av / West Tremont Av — Bx3 Bx36 · 500 ft |
| Citi Bike | W Tremont Ave & Grand Ave · 350 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 306 Middle: The Bronx School of Young Leaders. 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.
1730 Harrison 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 |
154 311 service requests from this address in the last three years — 15 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: $1,585,674 on 2022-06-07 (lender: New York Community 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 |
|---|---|---|---|
| 2023-02-09 | Agreement $5,160,000 — from 1730 HARRISON HOUSING DEVELOPMENT FUND C; 1700 HARRISON LLC; 1730 HARRISON LLC to FLAGSTAR BANK, N.A. | $5,160,000 | |
| 2022-06-07 | Mortgage $1,585,674 — from 1700 HARRISON LLC to NEW YORK COMMUNITY BANK | $1,585,674 | |
| 2022-06-07 | Agreement $5,160,000 — from 1700 HARRISON LLC to NEW YORK COMMUNITY BANK | $5,160,000 | |
| 2014-09-05 | Mortgage $4,250,000 — from 1700 HARRISON LLC to ASTORIA BANK | $4,250,000 | |
| 2014-09-02 | RPTT&RET $6,366,715 — from KIRKLAND PARTNERS LIMITED PARTNERSHIP; CHESAPEAKE PARTNERS LIMITED PARTNERSHIP to 1700 HARRISON LLC | $6,366,715 | |
| 1991-06-27 | Mortgage $6,745,000 — from HARRISON AFFORDABLEUNIT to COMMUNITY PRSRVTN CORP | $6,745,000 | |
| 1991-06-27 | Mortgage $1,975,000 — from HARRISON AFFORDABLEUNIT to COMMUNITY PRESERVATION | $1,975,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 3 | 0 | 37 | 0 | 3 | 43 |
| 2018 | 0 | 4 | 65 | 0 | 4 | 73 |
| 2019 | 6 | 2 | 70 | 0 | 4 | 82 |
| 2020 | 4 | 0 | 106 | 0 | 1 | 111 |
| 2021 | 1 | 6 | 171 | 0 | 1 | 179 |
| 2022 | 0 | 11 | 145 | 4 | 1 | 161 |
| 2023 | 5 | 4 | 121 | 5 | 2 | 137 |
| 2024 | 0 | 3 | 125 | 1 | 2 | 131 |
| 2025 | 0 | 0 | 142 | 0 | 3 | 145 |
| 2026 | 0 | 4 | 78 | 0 | 2 | 84 |
Every one of the 1,851 recorded events, 1966–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10453 · Landlord rankings · How grades work · The map · The Mice Map