449 Monroe Street, Brooklyn
Single family · built c. 1899 · Block 1816, Lot 43.
Building permits
- Alteration, filed Sep 16, 2025, estimated cost $85K, described as “Existing 2-family house with interior renovation on partition,mechanical work at the cellar, basement, 1ST, 2ND and open spaceunder this application. No change in use, means of egress or occupancy in this application”
Property taxes
- Assessment
- $111,300
- 2026–27 tax
- $3,659
- Market value (city estimate)
- $1,855,000
- Taxable value
- $18,440
- Assessed land
- $18,840
- Assessed improvements
- $92,460
Zoning
R6B: floor area ratio 1.20 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- May 28, 2026: $2,600,000, 2,130 sq ft ($1,221 per sq ft)
- Aug 21, 2025: $1,380,000
Open-market sales since 2016, from the Department of Finance’s sales files.