Building Biography

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823 Castleton Avenue

175Records
13City systems
16Open violations
20Penalty rate

175 recorded events, 1995–2026, from 13 city data systems. The city's paper trail here is mostly 66 311 service requests, 30 HPD complaints, 28 HPD housing violations.

BoroughStaten Island 10310
Built1930
Floors2
Res. units3
ClassS3
Owner (PLUTO)BIANCA FORMICA
BBL5001510078
BIN5106581, 5106582

Full record, year by year   Support this site

GRADE C

A meaningful record of code violations or complaints relative to its peers. More recorded distress than 87% of 1-5-unit residential buildings citywide. The citywide median for 1-5-unit residential buildings is 0 penalty points per 10 units; this building carries 20. In ZIP 10310, 90% of residential buildings hold an A and 3% grade D or F. How grades work

this building
A
C

Among 699,345 1-5-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

Open HPD violations16 total — 0 class C (immediately hazardous), 9 class B, 7 class A. Oldest open since 2005-05-23.

status snapshot refreshed weekly from HPD records

Patterns

2 heat or hot-water complaints in the last three years.

No bedbug-infested units reported in the last three years of filings.

What 311 hears from this address

8 service requests in the last three years. Most common: Air Quality (4) · Indoor Air Quality (1) · Noise (1) · HEAT/HOT WATER (1) · Food Establishment (1).

Filed construction activity

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.

Rent-stabilization signals

YesBuilt before 1974 (1930)
NoSix or more residential units (3)
No421-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 with HPD — the names behind the building

Registered owner(s)BIANCA M FORMICA; KENNETH L FORMICA
Managing agentKENNETH L FORMICA
Last registered2025-06-17

as filed by the owner in the building's HPD registration

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$420,000 $189,000
2026$504,000 $226,800
2027$605,000 $272,250

The city's market estimate has risen 44% between tax years 2025 and 2027.

Restaurants in this building

RestaurantCuisineGradeNotes
New Island GardenChineseA—

Report to 311: Food poisoning · Food safety complaint

1 restaurant · 0 with mice evidence · See them on the Mice Map

1 Food Establishment complaint to 311 at this address in the last three years (most often: Food Spoiled) · complaints filed by the public; DOHMH investigates, outcomes aren't published.

Flood exposure

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.

2 street-flooding or sewer-backup complaints at this address since 2011 (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.

Getting around

BusNearest boarding stop: Castleton Av / Oakland Av — S46 · 250 ft
School zones (2024–25 map)Elementary: P.S. 045 John Tyler
Middle: I.S. 061 William A Morris. 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.

Report a problem to 311

823 Castleton Avenue

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Food poisoningFood poisoning
Food safety complaintFood safety complaint
Anything elseAnything else

8 311 service requests from this address in the last three years — 1 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.

Ten-year activity

20100
2017
2018
2019
2020
15
2021
2022
2023
2024
2025
2026
EnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
2017280010
201824006
20191120013
202027009
20213120015
20221100011
20231130014
202416007
2025092112
202612014
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The full timeline

Construction 8Enforcement 33Housing & tenants 130Ownership & money 2Health & systems 2

Every one of the 175 recorded events, 1995–2026, 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