504 Hart Street
Brooklyn, NY 11221BBL 3-03225-0011Map
Owner of record: Achille-Kernizan, Lynn
504 Hart Street is a two-family home built in 1925 in Brooklyn, 11221. It has 2 residential units across 2 floors. The owner of record is Achille-Kernizan, Lynn. HPD has recorded 15 housing violations here, most recently on November 24, 2025. 7 of the 15 most recent violations are still open.
- HPD violations
- 15
- DOB violations
- 0
- ECB violations
- 1
- HPD complaints
- 10
What to know
Immediately hazardous issues among recent violations are still open.
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 · 15
- 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
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.
Apr 21, 2021
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective aluminum siding at rear of bldg
Mar 30, 2013
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective ceramic tiles at west & north walls in the bathroom located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in uniform color the ceiling in the 3rd room from north located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Closed — Violation dismissed - ANon-hazardous
Refit entrance door in the 3rd room from north located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in uniform color the south wall in the 3rd room from north located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Closed — Violation dismissed
Show 5 more ↓
- BHazardous
Abate the nuisance consisting of mice in the entire apartment located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Closed — Violation dismissed - BHazardous
Replace with new the missing electrical outlet cover at west wall in the kitchen located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Closed — Violation dismissed - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 3rd room from north located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Open — Nov sent out - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the private hallway located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in uniform color the ceiling in the private hallway located at apt 1, 1st story
Jan 17, 2013 · Apt 1
Closed — Violation dismissed
DOB building violations · 0
No DOB violations on record
ECB violations · 1
- Hazardous
Work w/o a permit : hazardous work noted : having erected full partition wall in cellar creating one 3pc bathroom kitchen with gas stove and three (3) rooms, arrange for dwelling remedy : obtain permit to remo
Jul 23, 2004
Resolve
Complaints
- Electric
No lighting
Dec 18, 2015 · Apt 1
Close - Nonconst
Vermin
Jan 8, 2013 · Apt 1
Close - General
Ceramic-tile
Jan 8, 2013 · Apt 1
Close - Paint/plaster
Ceiling
Jan 8, 2013 · Apt 1
Close - General
Windows
Jan 8, 2013 · Apt 1
Close - Paint/plaster
Ceiling
Jan 8, 2013 · Apt 1
Close - Paint/plaster
Wall
Jan 8, 2013 · Apt 1
Close - General
Doors
Jan 8, 2013 · Apt 1
Close - Paint/plaster
Wall
Jan 8, 2013 · Apt 1
Close - Nonconst
Rubbish
Jun 23, 2004 · Apt 3
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Two-family home (B2)
- Year built
- 1925
- Floors
- 2
- Residential units
- 2
- Building area
- 2,700 ft²
- Lot area
- 1,400 ft²
- Zoning
- R6
- Community board
- 304
- Council district
- 34
- Block / lot
- 3225 / 11
- Assessed value
- $83,040
- Landmark / historic district
- No
HPD registration #819467, last renewed Feb 14, 2023.
Questions about 504 Hart Street
Who owns 504 Hart Street?
The owner of record in NYC Department of City Planning PLUTO data is Achille-Kernizan, Lynn.
Does 504 Hart Street have violations?
Yes. NYC HPD has recorded 15 housing violations at this property.
Is 504 Hart Street 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 504 Hart Street built?
City records list 1925 as the year it was built.
How many apartments are in 504 Hart Street?
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.