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Five to six families
866 51 STREET
BROOKLYN · Sunset Park (East)-Borough Park (West) · BIN 3341228
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1920Year Built
2Stories
C2Building Class
R6Zoning
5,360 sfGross Floor Area
5Units
Rent Stabilized10 Open Violations ▸FDNY Report ↗
Five to six families · 5,284 sf lot · 1.01 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
LXC CONSTRUCTION203/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
03/16/2020$1.8M—Private party → Private party$326/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
BAYSIDE ENGINEERING PC105/22/2024
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
LXC CONSTRUCTION INCGeneral Contractor107/08/2026
Building Lifecycle
All (7)Filed (1)Permit Issued (1)Signed Off (1)Violation (2)Objection (2)
04/24/2025
Signed off — Full Demolition
Full demolition for one car garage.
B01031537-I1
04/18/2025
Violation issued (ECB, closed)
Construction
04/15/2025
Permit issued — Full Demolition
B01031537-I1-FD
04/15/2025
Violation issued (ECB, open)
Construction
05/22/2024
Filed — Full Demolition
Full demolition for one car garage.
B01031537-I1
05/22/2024
Objection resolved — Addressed
05/14/2024
Objection raised — Structural
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWFull DemolitionSigned-offLXC CONSTRUCTION INC04/15/2025
Nothing on file for this building.
Nothing on file for this building.
▾Documents — 12 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/25/2026B01031537-I1Request digital key ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/25/2026B01031537-I1Open ↗
▸Trade Schedules & Equipment4
▸DOB NOWGas Cut-Off1
08/13/2026B01031537-I1Open ↗
▸DOB NOWSewer Cut-Off1
08/13/2026B01031537-I1Open ↗
▸DOB NOWElectric Cut-Off1
08/13/2026B01031537-I1Open ↗
▸DOB NOWWater Cut-Off1
08/13/2026B01031537-I1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/25/2026B01031537-I1Open ↗
▸DOB NOWRodent Control1
08/13/2026B01031537-I1Open ↗
▸Other Documents4
▸DOB NOWCommunity Board Notification1
08/13/2026B01031537-I1Open ↗
▸DOB NOWProperty Ownership Certification1
08/25/2026B01031537-I1Open ↗
▸DOB NOWFull Demo: 10-Day Notice1
08/13/2026B01031537-I1Open ↗
▸DOB NOWStructure Photographs1
08/13/2026B01031537-I1Open ↗