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Neighborhoods › Mapleton-Midwood (West) › Building 3170830

Enlargement, est. $1.0M

505 Avenue J, Brooklyn 10001 · Approved

JobB01038739 (2 filings: P1, P2) · Alteration
Categoryvertical enlargement
Estimated cost$1,023,000
Scale2 → 2 stories; 1 → 1 dwelling units; 6,819 sq ft
Work typesGeneral Construction
FiledDec 10, 2025
ProfessionalFrancis Sun Architects
BuildingBIN 3170830 · BBL 3065180073
Official recordDOB NOW job B01038739

DOB description

B01038739-P1: Alteration Application to do interior and exterior renovation, and add new roof. no enlargement, and no increase to use, occupancy nor egress.
B01038739-P2: Creating Foundation Design for 2 1/2 story wood framing building. Foundation work in conjunction with GC B01038739-I1.

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