847 Willoughby Avenue
Brooklyn, NY 11221BBL 3-01590-0030Map
Owner of record: Yeung, Siu Ngon
847 Willoughby Avenue is a two-family home built in 1899 in Brooklyn, 11221. It has 2 residential units across 2 floors. The owner of record is Yeung, Siu Ngon. HPD has recorded 13 housing violations here, most recently on November 24, 2025. 9 of the 13 most recent violations are still open.
- HPD violations
- 13
- DOB violations
- 0
- ECB violations
- 3
- HPD complaints
- 4
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 · 13
- 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 24, 2025
Open — Info nov sent out - 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.
Dec 4, 2024
Open — Info nov sent out - 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 28, 2023
Open — Info nov sent out - 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 17, 2022
Open — Info nov sent out - 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.
Mar 17, 2022
Open — Info nov sent out - 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.
Apr 21, 2021
Open — Info nov sent out - 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 8, 2019
Closed — Violation dismissed - 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.
Jan 10, 2018
Closed — Violation dismissed - 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.
Sep 1, 2016
Closed — Violation dismissed - BHazardous
Abate the nuisance consisting of vermin flies in the entire apartment located at apt 1, 1st story
Aug 29, 2016 · Apt 1
Open — Nov sent out
Show 3 more ↓
- BHazardous
Abate the nuisance consisting of mice in the entire apartment located at apt 1, 1st story
Aug 29, 2016 · Apt 1
Open — Nov sent out - BHazardous
Abate the nuisance consisting of roaches in the entire apartment located at apt 1, 1st story
Aug 29, 2016 · Apt 1
Open — Nov sent out - CImmediately hazardous
Cleanse and disinfect to the satisfaction of this department after removing the raw sewage located at apt 1, 1st story
Aug 29, 2016 · Apt 1
Closed — Violation closed
DOB building violations · 0
No DOB violations on record
ECB violations · 3
- Class - 2
Work w/o a permit noted front extension made of metal constructed at all stories created an enclosed porch at bsmt first and second story appx 25'h 20' 8'long rem: obtain premit or restore to prior legal condit
Mar 9, 2012
Resolve - Non-hazardous
Work without a permit. work noted: wrought iron extension erected at front, creating an enclosed cage at all stories with roof. approx 19'x8'x23'. with door 34"x80" at 1st story entrance and door 42"x28" at
Sep 27, 1999 · Penalty $2,500
Resolve - Non-hazardous
Work without a permit. work noted: metal front extension constructed at all stories created an enclosed porch at basement, first and secondstory. approximately 8 feet long, 20 feet wide and 25 feet high.
Jan 27, 1999
Resolve
Complaints
- Unsanitary condition
Sewage
Aug 8, 2016 · Apt 1
Close - Unsanitary condition
Pests
Aug 8, 2016 · Apt 1
Close - Unsanitary condition
Pests
Aug 8, 2016 · Apt 1
Close - Unsanitary condition
Pests
Aug 8, 2016 · Apt 1
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Two-family home (B3)
- Year built
- 1899
- Floors
- 2
- Residential units
- 2
- Building area
- 2,100 ft²
- Lot area
- 1,500 ft²
- Zoning
- C4-4L
- Community board
- 303
- Council district
- 36
- Block / lot
- 1590 / 30
- Assessed value
- $75,960
- Landmark / historic district
- No
HPD registration #816189, last renewed Jan 24, 2020.
Questions about 847 Willoughby Avenue
Who owns 847 Willoughby Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Yeung, Siu Ngon.
Does 847 Willoughby Avenue have violations?
Yes. NYC HPD has recorded 13 housing violations at this property.
Is 847 Willoughby 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 847 Willoughby Avenue built?
City records list 1899 as the year it was built.
How many apartments are in 847 Willoughby Avenue?
It has 2 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.