Building Biography

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3920 9 Avenue

42Records
7City systems
0Open violations
0Penalty rate

42 recorded events, 1967–2026, from 7 city data systems. The city's paper trail here is mostly 14 ACRIS deeds & mortgages, 11 311 service requests, 7 DOB permits.

BoroughBrooklyn 11232
Built1931
Floors2
Res. units2
ClassS2
Owner (PLUTO)KE HANG CHEN
BBL3009160041
BIN3017943

Full record, year by year   Support this site

GRADE A

The city's published records show little recorded distress here in the last three years. Less recorded distress than 100% 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 0. In ZIP 11232, 65% of residential buildings hold an A and 8% 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

No current HPD flags in the latest weekly snapshot: no open violations, no pending litigation, no active vacate orders, and not in the Alternative Enforcement Program.

Patterns

No 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

4 service requests in the last three years. Most common: Graffiti (1) · Illegal Parking (1) · Vendor Enforcement (1) · Building/Use (1).

Filed construction activity

$5,000 in permitted construction work filed since 2016 (1 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.

Rent-stabilization signals

YesBuilt before 1974 (1931)
NoSix or more residential units (2)
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).

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$1,088,000 $65,280
2026$1,190,000 $71,400
2027$1,254,000 $75,240

The city's market estimate has risen 15% between tax years 2025 and 2027.

Restaurants in this building

RestaurantCuisineGradeNotes
Chen's GardenChineseA—

Report to 311: Food poisoning · Food safety complaint

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

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.

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.

Getting around

Subway9 Av — D · 450 ft straight-line (about a 2-minute walk) · station accessibility: none
BusNearest boarding stop: 39 St / 9 Av — B35 · 250 ft
Citi BikeNew Utrecht Ave & 9 Ave · 400 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 169 Sunset Park
Middle: J.H.S. 223 The Montauk. 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

3920 9 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

4 311 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.

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $110,000 on 1992-02-11 (lender: Chinatown Fed Svgs Bk). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
1992-02-11Mortgage $110,000 — from CHAN, TAK BUN to CHINATOWN FED SVGS BK $110,000
1991-10-16Mortgage $135,000 — from SARCONA, ANNA; SARCONA, JOSEPH to SAVO, OTTAVIO; SAVO, LEONELLO $135,000
1983-08-31Mortgage $30,000 — from SARCONA, ELIZABETH; SARCONA, JOSEPH to CITIBANK, NA $30,000

Ten-year activity

530
2017
2018
2019
2020
2021
2022
2023
2024
2025
3
2026
ConstructionEnforcementHousing & tenantsHealth & systems
Show as table
YearConstructionEnforcementHousing & tenantsHealth & systemsTotal
201700202
201820002
201900000
202000000
202100101
202200000
202300112
202400112
202500202
202601113
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The full timeline

Construction 10Enforcement 3Housing & tenants 12Ownership & money 14Health & systems 3

Every one of the 42 recorded events, 1967–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 11232 · Landlord rankings · How grades work · The map · The Mice Map