337 recorded events, 1900–2026, from 19 city data systems. The city's paper trail here is mostly 109 311 service requests, 45 HPD complaints, 43 ACRIS deeds & mortgages.
Full record, year by year Support this site
The city's published records show little recorded distress here in the last three years. Less recorded distress than 64% 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 10.4. In ZIP 10128, 84% of residential buildings hold an A and 1% 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 | 2 total — 2 class C (immediately hazardous), 0 class B, 0 class A. Oldest open since 2026-09-30. |
status snapshot refreshed weekly from HPD records
3 heat or hot-water complaints in the last three years (winter 2025–26: 3).
1 bedbug-infested unit(s) reported in filings over the last three years.
36 service requests in the last three years. Most common: Noise (21) · Rodent (3) · Illegal Parking (3) · Air Quality (2) · Dirty Condition (1) · Electrical (1).
$379,660 in permitted construction work filed since 2016 (2 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 (1925) |
| Yes | Six or more residential units (46) |
| 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) | BLDG 91ST STREET LLC |
| Head officer | Sebastian Acosta |
| Managing agent | BLDG MANAGEMENT CO., INC. |
| Last registered | 2026-07-23 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $4,554,000 | $2,049,300 |
| 2026 | $5,300,000 | $2,385,000 |
| 2027 | $5,071,000 | $2,281,950 |
The city's market estimate has risen 11% between tax years 2025 and 2027.
| Energy grade (LL33) | D — ENERGY STAR score 22/100, posted at the entrance by law (2022 disclosure cycle) |
| Heating fuel | NO2FUEL |
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Hurricane evacuation zone 6 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 | 96 St — Q · 800 ft straight-line (about a 4-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: 2 Av / E 92 St — M15 · 350 ft |
| Citi Bike | E 91 St & 2 Ave · 300 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 527 - East Side School for Social Action Middle: J.H.S. 167 Robert F. Wagner. 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.
310 East 91 Street
| 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 |
36 311 service requests from this address in the last three years — 1 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 BLDG MANAGEMENT CO., INC. — 76 buildings, 5,436 units. Grades across the portfolio: A58 · B14 · C2. See the whole portfolio
showing 60 of 76 buildings
Most recent mortgage recorded against this lot: $1,175,000 on 2002-10-04 (lender: North Fork Bank), covering 2 lots — the amount covers all of them. Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2024-01-12 | RPTT&RET $12,700,000 — from GOLDMAN, LLOYD; BLDG ASSOCIATES, INC.; GOLDMAN, DORIAN S; GOLDMAN, KATJA B to BLDG HOLDINGS II LLC | $12,700,000 | |
| 2002-10-04 | Mortgage $1,175,000 — from NEW 56-79 IG ASSOCIATES, L.P.; PARTNERSHIP 91, L.P. to NORTH FORK BANK | $1,175,000 | |
| 1992-06-11 | Mortgage $1,175,000 — from PARTNERSHIP 91 L.P. to EAST NEW YORK SVGS BANK | $1,175,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 0 | 5 | 0 | 3 | 8 |
| 2018 | 0 | 0 | 14 | 3 | 2 | 19 |
| 2019 | 2 | 1 | 7 | 0 | 3 | 13 |
| 2020 | 0 | 0 | 11 | 0 | 1 | 12 |
| 2021 | 0 | 0 | 4 | 0 | 2 | 6 |
| 2022 | 0 | 0 | 7 | 0 | 3 | 10 |
| 2023 | 0 | 0 | 25 | 0 | 2 | 27 |
| 2024 | 0 | 2 | 9 | 1 | 3 | 15 |
| 2025 | 0 | 0 | 21 | 0 | 4 | 25 |
| 2026 | 11 | 0 | 15 | 0 | 4 | 30 |
Every one of the 337 recorded events, 1900–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10128 · Landlord rankings · How grades work · The map · The Mice Map