103 Walworth Street, Brooklyn
Industrial · built c. 1900 · Block 1736, Lot 154.
Building permits
- Major Renovation — Enlargement, filed Sep 5, 2025, estimated cost $1.3M, 1 unit added, 3 stories, described as “(please assign to central hub) proposed vertical enlargement to an existing 2 story building, proposing 3 story with mezzanine and cellar community facility building”
Property taxes
- Assessment
- $184,500
- 2026–27 tax
- $17,578
- Market value (city estimate)
- $410,000
- Taxable value
- $162,038
- Assessed land
- $35,550
- Assessed improvements
- $148,950
Zoning
M1-1: floor area ratio 1.00 built, 1.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.