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4209 Avenue U

Brooklyn, NY 11234BBL 3-08542-0006Map

Owner of record: Ai Business Operations, LLC

4209 Avenue U is a store building built in 1973 in Brooklyn, 11234. The owner of record is Ai Business Operations, LLC. HPD has no housing violations on record for this property.

HPD violations
0
DOB violations
0
ECB violations
2
HPD complaints
0

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Good
No HPD violations

HPD has not cited this building.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

No rent-stabilized units in 2018–2024 tax bills

Some apartments can still be regulated. Use the rent-stabilized checker or request the rent history from HCR.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 0

No HPD violations on record

DOB building violations · 0

No DOB violations on record

ECB violations · 2

  • Class - 2

    Failure to comply with commissioner's order to file a cert of correction with the dob. note:ecb violation with nov #34895212n/022411c18jb01 with conditions still remaining & no compliance recorded original viol

    Mar 2, 2012 · Penalty $800

    Resolve
  • Class - 2

    Failure to maintain bldg in code-compliant manner. defect is corrugated steel panels on roof is rusted and corroded. causing water to leak into retail store causing floodin conditions. throughout store. remedy

    Feb 24, 2011 · Penalty $500

    Resolve

Complaints

No HPD complaints in our records

Complaint data is still being backfilled from NYC Open Data.

Sales history

DatePriceTypeUnits
Apr 13, 2026$3,100,000Store buildings1

Building details

Building type
Store building (K1)
Year built
1973
Floors
1
Residential units
—
Building area
4,350 ft²
Lot area
4,350 ft²
Zoning
R4
Community board
318
Council district
46
Block / lot
8542 / 6
Assessed value
$384,300
Landmark / historic district
No

Questions about 4209 Avenue U

Who owns 4209 Avenue U?

The owner of record in NYC Department of City Planning PLUTO data is Ai Business Operations, LLC.

Does 4209 Avenue U have violations?

NYC HPD has no housing violations on record for this property.

Is 4209 Avenue U rent stabilized?

No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.

When was 4209 Avenue U built?

City records list 1973 as the year it was built.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.