9817 Flatlands Avenue
Brooklyn, NY 11236BBL 3-08186-0003Map
Owner of record: Paul, Guervil
9817 Flatlands Avenue is a walk-up apartment building built in 1935 in Brooklyn, 11236. It has 3 residential units across 2 floors. The owner of record is Paul, Guervil. HPD has recorded 5 housing violations here, most recently on November 25, 2025. 1 of the 5 most recent violations are still open.
- HPD violations
- 5
- DOB violations
- 0
- ECB violations
- 0
- HPD complaints
- 9
What to know
No open immediately-hazardous violations among recent records.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
No rent-stabilized units in 2018–2024 tax bills
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 5
- IInformation / order
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 - CImmediately hazardous
Provide adequate supply of hot water for the fixtures building wide
Sep 25, 2019
Closed — Violation closed - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures building wide
Sep 25, 2019
Closed — Violation closed - CImmediately hazardous
Provide an adequate supply of gas to the fixtures building wide
Sep 25, 2019
Closed — Violation closed - CImmediately hazardous
Provide adequate supply of cold water for the fixtures building wide
Sep 25, 2019
Closed — Violation closed
DOB building violations · 0
No DOB violations on record
ECB violations · 0
No ECB violations on record
Complaints
- Door/window
Door
Dec 8, 2023 · Apt 2NDFLO
Close - Unsanitary condition
Pests
Dec 8, 2023 · Apt 2NDFLO
Close - Unsanitary condition
Pests
Jun 19, 2023 · Apt FIRSTF
Close - Electric
No lighting
Sep 19, 2019 · Apt 2FL
Close - Electric
No lighting
Sep 19, 2019 · Apt 2
Close - Electric
No lighting
Sep 18, 2019 · Apt 2FLOOR
Close - Electric
Power outage
Sep 17, 2019 · Apt 2NDFL
Close - Nonconst
Illegal
Aug 17, 2003 · Apt PVT
Close - Plumbing
Water-leaks
Aug 17, 2003 · Apt PVT
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C0)
- Year built
- 1935
- Floors
- 2
- Residential units
- 3
- Building area
- 1,680 ft²
- Lot area
- 1,690 ft²
- Zoning
- R4-1
- Community board
- 318
- Council district
- 46
- Block / lot
- 8186 / 3
- Assessed value
- $61,860
- Landmark / historic district
- No
HPD registration #824778, last renewed Sep 9, 2024.
Questions about 9817 Flatlands Avenue
Who owns 9817 Flatlands Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Paul, Guervil.
Does 9817 Flatlands Avenue have violations?
Yes. NYC HPD has recorded 5 housing violations at this property.
Is 9817 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 9817 Flatlands Avenue built?
City records list 1935 as the year it was built.
How many apartments are in 9817 Flatlands Avenue?
It has 3 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.