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9309 Flatlands Avenue

Brooklyn, NY 11236BBL 3-08181-0006Map

Owner of record: Alexander, Donnalyn

9309 Flatlands Avenue is an one-family home built in 1920 in Brooklyn, 11236. It has 1 residential unit across 2 floors. The owner of record is Alexander, Donnalyn. HPD has recorded 8 housing violations here, most recently on November 25, 2025. 7 of the 8 most recent violations are still open.

HPD violations
8
DOB violations
0
ECB violations
0
HPD complaints
1

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Good
Last violation Nov 25, 2025

Date of the most recent HPD inspection that found a problem.

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 · 8

  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 25, 2025

    Open — Info nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Dec 4, 2024

    Open — Info nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 28, 2023

    Open — Info nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 17, 2022

    Open — Info nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Mar 16, 2022

    Open — Info nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Apr 21, 2021

    Open — Info nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 7, 2019

    Open — Info nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Jan 9, 2018

    Closed — Violation dismissed

DOB building violations · 0

No DOB violations on record

ECB violations · 0

No ECB violations on record

Complaints

  • Heating

    Heat related

    Jan 11, 2004 · Apt PVT

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
One-family home (A1)
Year built
1920
Floors
2
Residential units
1
Building area
1,122 ft²
Lot area
1,871 ft²
Zoning
R4-1
Community board
318
Council district
46
Block / lot
8181 / 6
Assessed value
$38,280
Landmark / historic district
No

Questions about 9309 Flatlands Avenue

Who owns 9309 Flatlands Avenue?

The owner of record in NYC Department of City Planning PLUTO data is Alexander, Donnalyn.

Does 9309 Flatlands Avenue have violations?

Yes. NYC HPD has recorded 8 housing violations at this property.

Is 9309 Flatlands Avenue 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 9309 Flatlands Avenue built?

City records list 1920 as the year it was built.

How many apartments are in 9309 Flatlands Avenue?

It has 1 residential units.

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