232 recorded events, 1972–2026, from 14 city data systems. The city's paper trail here is mostly 71 311 service requests, 50 HPD complaints, 35 rodent inspections.
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 53% 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 14.4. In ZIP 10028, 79% of residential buildings hold an A and 3% 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 | 19 total — 3 class C (immediately hazardous), 14 class B, 2 class A. Oldest open since 2011-10-29. |
status snapshot refreshed weekly from HPD records
No heat or hot-water complaints in the last three years.
2 bedbug-infested unit(s) reported in filings over the last three years.
5 service requests in the last three years. Most common: Rodent (2) · UNSANITARY CONDITION (1) · Noise (1) · Lead (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 (1914) |
| 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) | 517 EAST 81ST STREET LLC |
| Head officer | LILI KALIMIAN |
| Managing agent | BLACK DIAMOND EQUITY MANAGEMENT INC. |
| Last registered | 2025-09-10 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $6,724,800 | $3,026,160 |
| 2026 | $8,070,000 | $3,631,500 |
| 2027 | $7,918,000 | $3,563,100 |
The city's market estimate has risen 18% 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 | 86 St — Q · 0.3 mi straight-line (about a 9-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: York Av / E 82 St — M31 · 350 ft |
| Citi Bike | E 82 St & East End Ave · 450 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 158 Bayard Taylor 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.
517 East 81 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 |
5 311 service requests from this address in the last three years.
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 BLACK DIAMOND EQUITY MANAGEMENT INC. — 14 buildings, 356 units. Grades across the portfolio: A10 · C2 · D1 · F1. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 117 West 58 Street | MN | 99 | A |
| 207 East 30 Street | MN | 79 | A |
| 221 East 33 Street | MN | 45 | A |
| 97 5 Avenue | MN | 28 | A |
| 220 East 25 Street | MN | 24 | A |
| 416 East 81 Street | MN | 20 | A |
| 235 East 53 Street | MN | 15 | A |
| 231 East 53 Street | MN | 13 | A |
| 70 West 11 Street | MN | 10 | A |
| 517 East 81 Street | MN | 10 | A |
| 319 Avenue of the Americas | MN | 5 | F |
| 315 Avenue of the Americas | MN | 4 | C |
| 317 Avenue of the Americas | MN | 2 | D |
| 321 Avenue of the Americas | MN | 2 | C |
| Year | Enforcement | Housing & tenants | Health & systems | Total |
|---|---|---|---|---|
| 2017 | 0 | 3 | 13 | 16 |
| 2018 | 3 | 0 | 2 | 5 |
| 2019 | 0 | 6 | 5 | 11 |
| 2020 | 0 | 3 | 1 | 4 |
| 2021 | 0 | 5 | 1 | 6 |
| 2022 | 0 | 11 | 3 | 14 |
| 2023 | 0 | 4 | 2 | 6 |
| 2024 | 0 | 8 | 4 | 12 |
| 2025 | 1 | 3 | 4 | 8 |
| 2026 | 0 | 1 | 2 | 3 |
Every one of the 232 recorded events, 1972–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10028 · Landlord rankings · How grades work · The map · The Mice Map