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Five to six families
866 51 STREET
BROOKLYN · BIN 3138159
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1920Year Built
2Stories
C2Building Class
R6Zoning
5,360 sfGross Floor Area
5Units
Rent Stabilized12 Open Violations ▸FDNY Report ↗
Five to six families · 5,284 sf lot · 1.01 FAR built · Flood zone X
Locations of Work
Mechanical
Permit Issued — active, not yet Signed-off
Floor 2Under Construction1p · 1 filing · 13 docs
Floor 1Under Construction1p · 1 filing · 13 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
LXC CONSTRUCTION303/22/2026
JV FAST CONSTRUCTION603/22/2026
▾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
FL&M ENGINEERING DESIGN &INSPECTION204/04/2025
BAYSIDE ENGINEERING PC103/21/2025
BRIAN E. FLYNN, PE, PC105/10/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
GEIGER E A GROUP403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
LXC CONSTRUCTION INCGeneral Contractor407/08/2026
MC SUPERSTRUCTURE INCGeneral Contractor207/08/2026
JV FAST CONSTRUCTION LLCGeneral Contractor107/08/2026
RIZE CONSTRUCTION LLCGeneral Contractor104/09/2026
Building Lifecycle
All (29)Filed (4)Permit Issued (6)Signed Off (1)Violation (12)Objection (6)
05/14/2026
Signed off — Alteration
INSTALLATION OF 300 PSF SIDEWALK SHED AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE 2022 CODE. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B01153035-I1
02/25/2026
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
02/20/2026
Violation issued (ECB, closed)
Unknown
02/20/2026
Violation issued (ECB, closed)
Unknown
02/20/2026
Violation issued (ECB, closed)
Construction
02/20/2026
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
02/20/2026
Violation issued (ECB, open)
Construction
02/19/2026
Violation issued (ECB, closed)
Construction
02/19/2026
Violation issued (ECB, closed)
Construction
02/19/2026
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
02/03/2026
Permit issued — Full Demolition
B01031480-I1-FD
02/03/2026
Permit issued — Construction Fence
B01197703-I1-FN
11/13/2025
Permit issued — Sidewalk Shed
B01153035-I1-SH
09/19/2025
Violation issued (ECB, closed)
Construction
05/22/2025
Violation issued (ECB, closed)
Construction
04/10/2025
Violation issued (ECB, closed)
Unknown
04/04/2025
Filed — Alteration
INSTALLATION OF 300 PSF SIDEWALK SHED AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE 2022 CODE. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B01153035-P1
04/01/2025
Permit issued — Full Demolition
B01031480-I1-FD
04/01/2025
Permit issued — Construction Fence
B01197703-I1-FN
03/21/2025
Filed — Alteration
PROPOSED TEMPORARY CONSTRUCTION FENCE OUTSIDE THE PROPERTY LINE BUT WITHIN 3 FEET OF THE PROPERTY LINE
B01197703-I1
12/12/2024
Filed — Alteration
INSTALLATION OF 300 PSF SIDEWALK SHED AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE 2022 CODE. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B01153035-I1
12/12/2024
Permit issued — Sidewalk Shed
B01153035-I1-SH
05/25/2024
Objection resolved — Addressed
05/25/2024
Objection resolved — Addressed
05/25/2024
Objection resolved — Addressed
05/10/2024
Filed — Full Demolition
PROPOSED FULL DEMOLITION OF EXISTING 2 STORY MASONRY BUILDING.
B01031480-I1
05/10/2024
Objection raised — Admin
05/10/2024
Objection raised — Fire_Protection
05/10/2024
Objection raised — Mechanical
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWFull DemolitionPermit IssuedJV FAST CONSTRUCTION LLC02/03/2026
DOB NOWConstruction FencePermit IssuedRIZE CONSTRUCTION LLC02/03/2026
DOB NOWSidewalk ShedSigned-offMC SUPERSTRUCTURE INC11/13/2025
DOB NOWFull DemolitionPermit IssuedLXC CONSTRUCTION INC04/01/2025
DOB NOWConstruction FencePermit IssuedLXC CONSTRUCTION INC04/01/2025
DOB NOWSidewalk ShedSigned-offMC SUPERSTRUCTURE INC12/12/2024
1 project · most recent 12/13/2024
FiledStatusContractorScope
12/13/2024CompleteNASH ELECTRIC SERVICES IN—
1 project · most recent 03/21/2025
Fence
FiledStatusContractorScope
03/21/2025Permit IssuedRIZE CONSTRUCTION LLCFence
Nothing on file for this building.
▾Documents — 19 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
08/23/2026B01153035-I1Request digital key ↗
08/23/2026B01153035-P1Request digital key ↗
08/22/2026B01197703-I1Request digital key ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications4
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/25/2026B01031480-I1Open ↗
08/13/2026B01153035-P1Open ↗
08/13/2026B01197703-I1Open ↗
Showing 3 of 4 on file for this type
▸Trade Schedules & Equipment4
▸DOB NOWSewer Cut-Off1
08/15/2026B01031480-I1Open ↗
▸DOB NOWElectric Cut-Off1
08/15/2026B01031480-I1Open ↗
▸DOB NOWWater Cut-Off1
08/15/2026B01031480-I1Open ↗
▸DOB NOWGas Cut-Off1
08/15/2026B01031480-I1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/15/2026B01031480-I1Open ↗
▸DOB NOWRodent Control1
08/15/2026B01031480-I1Open ↗
▸Other Documents5
▸DOB NOWCommunity Board Notification1
08/15/2026B01031480-I1Open ↗
▸DOB NOWProperty Ownership Certification1
08/15/2026B01031480-I1Open ↗
▸DOB NOWFull Demo: 10-Day Notice1
08/15/2026B01031480-I1Open ↗
▸DOB NOWStructure Photographs1
08/15/2026B01031480-I1Open ↗
▸DOB NOWWaiver Document1
08/15/2026B01031480-I1Open ↗