224 18th Street, Brooklyn
College · built c. 1931 · Block 634, Lot 34.
Building permits
- Alteration, filed Dec 8, 2021, estimated cost $600K, described as “Proposed installation of Mechanical Split systems to service Air Conditions needs for Hellenic Classical Charter School. No change to use egress or occupancy under this application.”
Property taxes
- Assessment
- $4,510,800
- 2026–27 tax
- $29,507
- Market value (city estimate)
- $10,024,000
- Taxable value
- $272,001
- Assessed land
- $612,900
- Assessed improvements
- $3,897,900
Tax breaks
- Nonprofit exemption (house of worship), with no end date, about $437,165 a year below the full tax.
Zoning
R6A (part of the lot is R6B): floor area ratio 1.50 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.