647 Cauldwell Avenue, The Bronx
Apartment building · 43 units · built c. 1913 · Block 2624, Lot 82.
Building permits
- Alteration, filed Oct 24, 2025, estimated cost $8K, described as “Proposed installation of heavy duty sidewalk shed as per plans. Live load 300 lbs per square feet. Sidewalk shed shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
Property taxes
- Assessment
- $648,000
- 2026–27 tax
- $18,808
- Market value (city estimate)
- $1,440,000
- Taxable value
- $151,200
- Assessed land
- $36,450
- Assessed improvements
- $611,550
Tax breaks
- J-51 exemption, through Jun 30, 2032, about $61,797 a year below the full tax.
Zoning
R6: floor area ratio 4.49 built, above the 2.43 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- May 27, 2026: $5,680,125, 28,704 sq ft, sold with other lots
Open-market sales since 2016, from the Department of Finance’s sales files.