310 recorded events, 1966–2026, from 8 city data systems. The city's paper trail here is mostly 232 311 service requests, 24 DOB permits, 17 ACRIS deeds & mortgages.
Full record, year by year Support this site
No heat or hot-water complaints in the last three years.
No bedbug-infested units reported in the last three years of filings.
$6,250 in enforcement penalties imposed (ECB/OATH) in the last three years.
105 service requests in the last three years. Most common: Noise (40) · Blocked Driveway (17) · Dirty Condition (11) · Food Establishment (11) · Illegal Parking (6) · Illegal Dumping (5).
$310,000 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.
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $4,131,000 | $1,858,950 |
| 2026 | $4,195,000 | $1,887,750 |
| 2027 | $3,847,000 | $1,731,150 |
The city's market estimate has fallen 7% between tax years 2025 and 2027.
| Restaurant | Cuisine | Grade | Notes |
|---|---|---|---|
| Popeyes | Chicken | A | — |
Report to 311: Food poisoning · Food safety complaint
1 restaurant · 0 with mice evidence · See them on the Mice Map
11 Food Establishment complaints to 311 at this address in the last three years (most often: Rodents/Insects/Garbage, Bare Hands in Contact w/ Food, Food Temperature) · complaints filed by the public; DOHMH investigates, outcomes aren't published.
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 2010 (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 | Winthrop St — 2 5 · 0.4 mi straight-line (about an 11-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Clarkson Av / E 38 St — B12 · 50 ft |
| Citi Bike | Clarkson Ave & E 37 St · 300 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 235 Janice Marie Knight School Middle: The Middle School of Media, Law and Fine Arts. 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.
520 Clarkson Avenue
| Rats or mice | Rats or mice |
| Food poisoning | Food poisoning |
| Food safety complaint | Food safety complaint |
| Anything else | Anything else |
105 311 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.
Most recent mortgage recorded against this lot: $457,967 on 2020-12-10 (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 |
|---|---|---|---|
| 2020-12-10 | Agreement $2,350,000 — from CLARKSON PROPERTY L.L.C. to NEW YORK COMMUNITY BANK | $2,350,000 | |
| 2020-12-10 | Mortgage $457,967 — from CLARKSON PROPERTY L.L.C. to NEW YORK COMMUNITY BANK | $457,967 | |
| 2013-09-11 | Agreement $2,225,000 — from CLARKSON PROPERTY L.L.C. to NEW YORK COMMERCIAL BANK | $2,225,000 | |
| 2013-09-11 | Mortgage $797,401 — from CLARKSON PROPERTY L.L.C. to NEW YORK COMMERCIAL BANK | $797,401 | |
| 2010-10-20 | AL&R $1,500,000 — from CLARKSON PROPERTY LLC to MANUFACTURERS AND TRADERS TRUST COMPANY | $1,500,000 | |
| 2010-10-20 | Agreement $1,500,000 — from CLARKSON PROPERTY LLC to MANUFACTURERS AND TRADERS TRUST COMPANY | $1,500,000 | |
| 2010-10-20 | Mortgage $613,436 — from CLARKSON PROPERTY LLC to MANUFACTURERS AND TRADERS TRUST COMPANY | $613,436 | |
| 2005-03-25 | Deed $1,350,000 — from STEVEN-CHARLES REALTY CO to CLARKSON PROPERTY L.L.C. | $1,350,000 | |
| 2005-03-25 | Mortgage $1,000,000 — from CLARKSON PROPERTY L.L.C. to NORTH FORK BANK | $1,000,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 0 | 7 | 0 | 0 | 7 |
| 2018 | 0 | 0 | 4 | 0 | 0 | 4 |
| 2019 | 0 | 0 | 6 | 0 | 0 | 6 |
| 2020 | 0 | 0 | 36 | 2 | 0 | 38 |
| 2021 | 0 | 1 | 25 | 0 | 0 | 26 |
| 2022 | 0 | 1 | 18 | 0 | 3 | 22 |
| 2023 | 0 | 0 | 9 | 0 | 2 | 11 |
| 2024 | 0 | 0 | 32 | 0 | 5 | 37 |
| 2025 | 0 | 2 | 41 | 0 | 1 | 44 |
| 2026 | 4 | 1 | 32 | 0 | 3 | 40 |
Every one of the 310 recorded events, 1966–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11203 · Landlord rankings · How grades work · The map · The Mice Map