214 recorded events, 1980–2026, from 16 city data systems. The city's paper trail here is mostly 61 HPD housing violations, 55 311 service requests, 32 HPD complaints.
Full record, year by year Support this site
A meaningful record of code violations or complaints relative to its peers. More recorded distress than 89% 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 175.2. In ZIP 11222, 66% of residential buildings hold an A and 5% 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 | 27 total — 8 class C (immediately hazardous), 12 class B, 7 class A. Oldest open since 2010-08-05. |
status snapshot refreshed weekly from HPD records
18 heat or hot-water complaints in the last three years (winter 2023–24: 6 · winter 2024–25: 6). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
19 service requests in the last three years. Most common: HEAT/HOT WATER (7) · UNSANITARY CONDITION (3) · Water System (3) · Rodent (1) · Sewer (1) · Residential Disposal Complaint (1).
$119,000 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 (1931) |
| Yes | Six or more residential units (6) |
| 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) | 60 Diamond St LLC |
| Head officer | Abe Cohen |
| Managing agent | Conway Management Group LLC |
| Last registered | 2026-04-17 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,431,000 | $643,950 |
| 2026 | $1,549,000 | $697,050 |
| 2027 | $1,807,000 | $813,150 |
The city's market estimate has risen 26% between tax years 2025 and 2027.
| Heating fuel | NATURALGAS |
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Hurricane evacuation zone 2 of 6 — zone 1 evacuates first.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
1 street-flooding or sewer-backup complaints at this address since 2025 (1 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 | Nassau Av — G · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Nassau Av / Humboldt St — B48 · 250 ft |
| Citi Bike | Nassau Ave & Newell St · 400 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 110 The Monitor. 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.
60 Diamond 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 |
19 311 service requests from this address in the last three years — 7 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 CONWAY MANAGEMENT GROUP LLC — 4 buildings, 29 units. Grades across the portfolio: C2 · D1 · F1. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 566 7 Street | BK | 16 | C |
| 60 Diamond Street | BK | 6 | C |
| 561 Clinton Street | BK | 4 | F |
| 57 4 Avenue | BK | 3 | D |
Most recent mortgage recorded against this lot: $350,000 on 2023-02-14 (lender: Lmf Commercial LLC). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2023-02-14 | Mortgage $350,000 — from 60 DIAMOND STREET CC LLC to LMF COMMERCIAL LLC | $350,000 | |
| 2023-02-14 | Agreement $2,800,000 — from 60 DIAMOND STREET CC LLC to LMF COMMERCIAL LLC | $2,800,000 | |
| 2023-02-14 | AL&R $2,800,000 — from 60 DIAMOND STREET CC LLC to LMF COMMERCIAL LLC | $2,800,000 | |
| 2022-05-26 | AL&R $2,450,000 — from 60 DIAMOND STREET CC LLC to USC 60 DIAMOND LLC | $2,450,000 | |
| 2022-05-26 | Mortgage $2,450,000 — from 60 DIAMOND STREET CC LLC to USC 60 DIAMOND LLC | $2,450,000 | |
| 2022-05-26 | Deed $3,000,026 — from DIANO DIAMOND LLC to 60 DIAMOND STREET CC LLC | $3,000,026 | |
| 2022-05-10 | Sold for $3,000,026 | $3,000,026 | $500,004 |
| 2018-10-16 | Mortgage $328,008 — from DIANO DIAMOND, LLC to CROSS COUNTY SAVINGS BANK | $328,008 | |
| 2018-10-16 | AL&R $655,000 — from DIANO DIAMOND, LLC to CROSS COUNTY SAVINGS BANK | $655,000 | |
| 2018-10-16 | Agreement $655,000 — from DIANO DIAMOND, LLC to CROSS COUNTY SAVINGS BANK | $655,000 | |
| 2013-12-16 | Agreement $425,000 — from DIANO DIAMOND, LLC to CROSS COUNTY SAVINGS BANK | $425,000 | |
| 2013-11-13 | Mortgage $222,049 — from DIANO DIAMOND, LLC to CROSS COUNTY SAVINGS BANK | $222,049 | |
| 2005-04-19 | Mortgage $375,000 — from DIANO DIAMOND, LLC. to CROSS COUNTY FEDERAL SAVINGS BANK | $375,000 | |
| 2005-04-19 | Deed $600,000 — from CHARRETTE, MARY ANN; CHARRETTE, PEARL; RONDOS, STEVEN T to DIANO DIAMOND, LLC. | $600,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 0 | 6 | 0 | 1 | 7 |
| 2018 | 3 | 0 | 5 | 3 | 1 | 12 |
| 2019 | 1 | 0 | 15 | 0 | 1 | 17 |
| 2020 | 0 | 0 | 5 | 0 | 2 | 7 |
| 2021 | 0 | 0 | 4 | 0 | 0 | 4 |
| 2022 | 0 | 0 | 18 | 6 | 1 | 25 |
| 2023 | 0 | 1 | 16 | 11 | 3 | 31 |
| 2024 | 0 | 0 | 8 | 0 | 0 | 8 |
| 2025 | 0 | 2 | 34 | 2 | 2 | 40 |
| 2026 | 0 | 0 | 11 | 1 | 0 | 12 |
Every one of the 214 recorded events, 1980–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11222 · Landlord rankings · How grades work · The map · The Mice Map