3866 Laconia Avenue, The Bronx
Single family · built c. 1910 · Block 4716, Lot 5.
Building permits
- New Building — Multi-Family, filed Sep 16, 2026, 21 units, 4 stories, described as “Proposed new four-story and penthouse building.”
- Alteration, filed Sep 15, 2026, estimated cost $160, described as “Proposed 8FT construction fence. No change to use, egress or occupancy under this application.”
- Demolition, filed Sep 5, 2025, estimated cost $70K, described as “Full demolition to a one story building”
- Demolition, filed Sep 5, 2025, estimated cost $15K, described as “Full demolition to a one story garage”
- Demolition, filed Sep 5, 2025, estimated cost $15K, described as “Full demolition to a one story rear structure”
Property taxes
- Assessment
- $28,080
- 2026–27 tax
- $5,411
- Market value (city estimate)
- $468,000
- Taxable value
- $27,268
- Assessed land
- $14,280
- Assessed improvements
- $13,800
Zoning
R5D: floor area ratio 0.15 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- May 22, 2025: $475,000, 644 sq ft ($738 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.
In the news
Permits Filed for 3866 Laconia Avenue in Williamsbridge, The Bronx, New York YIMBY, Sep 19, 2026.