184 Butler Street, Brooklyn
Three-family · built c. 1901 · Block 411, Lot 8.
Building permits
- Alteration, filed Sep 3, 2026, estimated cost $15K, described as “Pump Jack Scaffolding for proposed construction work in Conjunction with DOB NOW B01368215-I1”
- Major Renovation — Enlargement, filed Mar 16, 2026, estimated cost $2.0M, 7 units added, 5 stories, described as “Proposed vertical and horizontal enlargement from 3 story building to 4 story and penthouse residential building”
Property taxes
- Assessment
- $145,380
- 2026–27 tax
- $5,878
- Market value (city estimate)
- $2,423,000
- Taxable value
- $29,622
- Assessed land
- $24,060
- Assessed improvements
- $121,320
Zoning
M1-4/R6A: floor area ratio 0.96 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, moderate risk: a 0.2% chance of flooding each year.
Recent sales
- Jun 24, 2026: $1,600,000, 2,400 sq ft ($667 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.
Board and land use applications
- Gowanus Neighborhood Plan (City Planning 2018K0382): Zoning map change, Zoning text change, City map change, Urban development action area, Completed, decided Dec 6, 2021. The Gowanus Neighborhood Plan is a shared, long-term vision for a thriving neighborhood. It looks to identify strategies for an equitable, resilient and sustainable Gowanus, with more local jobs and housing. The Plan supports community…