6821 16th Avenue, Brooklyn
Two-family · built c. 1910 · Block 5575, Lot 2.
Building permits
- Alteration, filed Apr 7, 2026, estimated cost $60K, described as “Renovation of existing cellar, 1ST and 2ND floor with plumbing work:relocate kitchen and bathroom fixtures; new 3-pc bathroom, boilers and hot water heaters in cellar; new yard drain at rear yard. No change in use, egress or occupancy…”
- Alteration, filed Apr 7, 2026, estimated cost $150K, described as “Renovation of existing cellar, 1ST and 2ND floor with general construction: new partitions, doors, flooring and cosmetic work; replace stair at rear yard. No change in use, egress or occupancy under this application.”
Property taxes
- Assessment
- $119,040
- 2026–27 tax
- $7,019
- Market value (city estimate)
- $1,984,000
- Taxable value
- $34,565
- Assessed land
- $13,140
- Assessed improvements
- $105,900
Zoning
R5: floor area ratio 1.54 built, above the 1.50 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Mar 26, 2026: $1,200,000, 3,072 sq ft ($391 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.