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Two family converted from one family
65 BAY 31 STREET
BROOKLYN · BIN 3167124
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1950Year Built
1Stories
B3Building Class
R5Zoning
2,904 sfGross Floor Area
2Units
FDNY Report ↗
Two family converted from one family · 3,867 sf lot · 0.75 FAR built · Flood zone X
Locations of Work
ArchitectureStructural
Floor 12p · 1 filing · 6 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
M J DESIGN BUILD703/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
07/18/2024$1.7M—— → —$577/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
M-CON ENGINEERING, PC211/05/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
M J DESIGN BUILD403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
NY BUILDING ASSOCIATES INGeneral Contractor203/21/2026
Building Lifecycle
All (4)Filed (2)Permit Issued (1)Signed Off (1)
02/26/2025
Signed off — Alteration
MINOR WORK ON 1ST FLOOR IN A RESIDENTIAL HOUSE. PARTITION WORK AS PER PLAN. REPAIR FLOOR, WALL AND PAINTING AS REQUIRED. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01102121-I1
11/05/2024
Filed — Alteration
MINOR WORK ON 1ST FLOOR IN A RESIDENTIAL HOUSE. PARTITION WORK AS PER PLAN. REPAIR FLOOR, WALL AND PAINTING AS REQUIRED. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01102121-P1
08/28/2024
Permit issued — General Construction
B01102121-I1-GC
08/26/2024
Filed — Alteration
MINOR WORK ON 1ST FLOOR IN A RESIDENTIAL HOUSE. PARTITION WORK AS PER PLAN. REPAIR FLOOR, WALL AND PAINTING AS REQUIRED. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01102121-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offNY BUILDING ASSOCIATES IN08/28/2024
Nothing on file for this building.
▾Field Inspections (DOB CAP) — 1
DateTypeResultReport
02/21/2025Pass-Final General Construction Non-Directive 14PassView ↗
▾Documents — 6 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/23/2026B01102121-I1Request digital key ↗
08/23/2026B01102121-P1Request digital key ↗
▸Seals & Professional Certifications2
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/23/2026B01102121-I1Open ↗
08/23/2026B01102121-P1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/23/2026B01102121-I1Open ↗
08/23/2026B01102121-P1Open ↗