156 Madison Street, Brooklyn
Two-family · built c. 1901 · Block 1822, Lot 23.
Building permits
- Alteration, filed Sep 11, 2025, estimated cost $32K, described as “Mechanical filling in conjunction with conversion of one family into two family dwelling with interiorrenovation to cellar, basement, first, second floor, and add the third floor & add three-piece bathrooms and renovate kitchen”
- Alteration, filed Dec 13, 2024, estimated cost $20K, described as “Installation of solar panels on existing roof. No change in use, occupancy, or egress. No change in bulk”
- Alteration, filed Jul 23, 2024, estimated cost $44K, described as “Proposed sprinkler system for four story building”
- Alteration, filed Apr 27, 2023, estimated cost $3K, described as “Application filed for temporary construction fence in conjuction with DOB bis application# 340739133”
- Alteration, filed Jul 8, 2020, estimated cost $104K, described as “Plumbing filing in conjunction with alt-1 job for conversion one to two family house.”
Property taxes
- Assessment
- $125,280
- 2026–27 tax
- $6,277
- Market value (city estimate)
- $2,088,000
- Taxable value
- $42,785
- Assessed land
- $12,840
- Assessed improvements
- $112,440
Tax breaks
- Solar abatement, through Jun 30, 2030, a $2,212 credit this tax year.
Zoning
R6B: floor area ratio 2.03 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.