3,836 recorded events, 1987–2026, from 21 city data systems. The city's paper trail here is mostly 1,342 311 service requests, 837 HPD complaints, 502 HPD housing violations.
Full record, year by year Support this site
A meaningful record of code violations or complaints relative to its peers. More recorded distress than 91% of 100+-unit residential buildings citywide. The citywide median for 100+-unit residential buildings is 3.7 penalty points per 10 units; this building carries 61.8. In ZIP 10310, 90% of residential buildings hold an A and 3% grade D or F. How grades work
Among 4,677 100+-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 72 total — 30 class C (immediately hazardous), 34 class B, 8 class A. Oldest open since 2023-12-20. |
status snapshot refreshed weekly from HPD records
102 heat or hot-water complaints in the last three years (winter 2023–24: 16 · winter 2024–25: 19 · winter 2025–26: 52). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
$1,250 in enforcement penalties imposed (ECB/OATH) in the last three years.
404 service requests in the last three years. Most common: UNSANITARY CONDITION (94) · Noise (70) · HEAT/HOT WATER (48) · PAINT/PLASTER (23) · PLUMBING (16) · Rodent (15).
$138,500 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.
| No | Built before 1974 (2007) |
| Yes | Six or more residential units (240) |
| No | 421-a / J-51 tax benefit on the current tax roll |
1 of 3 signals present. Only a partial profile — stabilization is possible but less likely. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | Markham Gardens LP |
| Head officer | MATTHEW SCHWARTZ |
| Managing agent | AD DIVERSIFIED MANAGEMENT LLC |
| Last registered | 2025-11-01 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $20,583,000 | $9,262,350 |
| 2026 | $21,167,000 | $9,525,150 |
| 2027 | $20,731,000 | $9,328,950 |
The city's market estimate has risen 1% between tax years 2025 and 2027.
Tax exemptions on the roll: 420C
| Energy grade (LL33) | B — ENERGY STAR score 71/100 (2022 disclosure cycle) |
In the FEMA 1%-annual-chance floodplain (2015 preliminary flood maps) — lenders typically require flood insurance here.
Hurricane evacuation zone 2 of 6 — zone 1 evacuates first.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
14 street-flooding or sewer-backup complaints at this address since 2010 (6 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.
| Bus | Nearest boarding stop: Broadway / Richmond Terr — S54 · 450 ft |
| School zones (2024–25 map) | Elementary: P.S. 018 John G. Whittier Middle: I.S. 027 Anning S. Prall. 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 North Burgher 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 |
404 311 service requests from this address in the last three years — 48 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 AD DIVERSIFIED MANAGEMENT LLC — 7 buildings, 1,704 units. Grades across the portfolio: A5 · C2. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 2-33 50 Avenue | QN | 499 | A |
| 420 Carroll Street | BK | 360 | A |
| 60 North Burgher Avenue | SI | 240 | C |
| 1133 Manhattan Avenue | BK | 210 | A |
| 121 East 144 Street | BX | 206 | A |
| 460N Brielle Avenue | SI | 104 | C |
| 445 Gerard Avenue | BX | 85 | A |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 2 | 11 | 81 | 0 | 19 | 113 |
| 2018 | 7 | 21 | 144 | 0 | 14 | 186 |
| 2019 | 2 | 16 | 82 | 0 | 17 | 117 |
| 2020 | 8 | 6 | 85 | 0 | 1 | 100 |
| 2021 | 7 | 19 | 120 | 0 | 1 | 147 |
| 2022 | 0 | 22 | 120 | 0 | 3 | 145 |
| 2023 | 0 | 26 | 270 | 0 | 5 | 301 |
| 2024 | 7 | 25 | 357 | 0 | 10 | 399 |
| 2025 | 0 | 16 | 278 | 2 | 8 | 304 |
| 2026 | 0 | 10 | 342 | 0 | 2 | 354 |
Every one of the 3,836 recorded events, 1987–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10310 · Landlord rankings · How grades work · The map · The Mice Map