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Two family converted from one family
509 EAST 54 STREET
BROOKLYN · BIN 3105509
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1950Year Built
1Stories
B3Building Class
R4Zoning
1,991 sfGross Floor Area
2Units
Rent Stabilized1 Open Violation ▸
Two family converted from one family · 2,817 sf lot · 0.71 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
01/12/2026$850K—Private party → Private party$427/sf building
04/26/2017$410K—Private party → Private party$206/sf building
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ATN ELECTRIC CORPElectrical103/22/2026
Building Lifecycle
All (7)Violation (7)
11/24/2025
Violation issued (HPD, open)
I
11/28/2023
Violation issued (HPD, closed)
I
11/17/2022
Violation issued (HPD, closed)
I
03/16/2022
Violation issued (HPD, closed)
I
04/21/2021
Violation issued (HPD, closed)
I
11/07/2019
Violation issued (HPD, closed)
I
10/30/2018
Violation issued (HPD, closed)
I
Nothing on file for this building.
3 projects · most recent 08/29/2026
General Wiring
FiledStatusContractorScope
08/29/2026Permit Issued876 ELECTRICAL CORPGeneral Wiring
03/22/2019Permit IssuedATN ELECTRIC CORP3 meters, 3 new_meters
07/16/2018Permit IssuedROBERT CHIMENTI3 meters, 3 new_meters
Nothing on file for this building.
Nothing on file for this building.