408 recorded events, 1979–2026, from 11 city data systems. The city's paper trail here is mostly 300 311 service requests, 35 rodent inspections, 16 DOB permits.
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.
$625 in enforcement penalties imposed (ECB/OATH) in the last three years.
151 service requests in the last three years. Most common: Noise (107) · Vendor Enforcement (13) · Graffiti (7) · Illegal Dumping (4) · Dirty Condition (3) · Panhandling (2).
$503,375 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.
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $979,000 | $440,550 |
| 2026 | $892,000 | $401,400 |
| 2027 | $819,000 | $368,550 |
The city's market estimate has fallen 16% between tax years 2025 and 2027.
| Restaurant | Cuisine | Grade | Notes |
|---|---|---|---|
| Starbucks #80520 | Coffee/Tea | A | — |
Report to 311: Food poisoning · Food safety complaint
1 restaurant · 0 with mice evidence · See them on the Mice Map
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 | Knickerbocker Av — M · under 50 ft straight-line (under a minute) · station accessibility: none DeKalb Av — L · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Myrtle Av / Knickerbocker Av — B54 · 150 ft |
| Citi Bike | Greene Ave & Myrtle Ave · 150 ft · station location as of 2026-09-23; live availability |
| Bike facility | Painted bike lane mapped within 75 ft |
| School zones (2024–25 map) | Elementary: P.S. 086 The Irvington Middle: J.H.S. 291 Roland Hayes. 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.
452 Knickerbocker Avenue
| Rats or mice | Rats or mice |
| Food poisoning | Food poisoning |
| Food safety complaint | Food safety complaint |
| Anything else | Anything else |
151 311 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.
| Year | Construction | Enforcement | Housing & tenants | Health & systems | Total |
|---|---|---|---|---|---|
| 2017 | 0 | 0 | 3 | 2 | 5 |
| 2018 | 0 | 0 | 3 | 5 | 8 |
| 2019 | 0 | 1 | 7 | 4 | 12 |
| 2020 | 0 | 0 | 4 | 3 | 7 |
| 2021 | 0 | 0 | 44 | 2 | 46 |
| 2022 | 0 | 3 | 47 | 3 | 53 |
| 2023 | 2 | 2 | 39 | 2 | 45 |
| 2024 | 11 | 7 | 88 | 3 | 109 |
| 2025 | 6 | 0 | 36 | 2 | 44 |
| 2026 | 1 | 0 | 20 | 2 | 23 |
Every one of the 408 recorded events, 1979–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11237 · Landlord rankings · How grades work · The map · The Mice Map