124 Martense Street, Brooklyn
Two-family · built 1910 · Block 5090, Lot 21.
Building permits
- Alteration, filed Sep 6, 2026, estimated cost $5K
- Major Renovation — Multi-Family, filed Jan 20, 2026, estimated cost $1.8M, 12 units, 4 stories
Property taxes
- Assessment
- $63,000
- Last year’s tax
- $7,763
- Land value
- $21,600
- Improvement value
- $41,400
Zoning
R7-1: built 0.99 of 4.80 allowed floor area ratio.