# 400 Dekalb Avenue, Brooklyn

Public school · built 1958 · Block 1933, Lot 102.

On Umarelli: https://umarelli.org/nyc/3019330102/400-dekalb-avenue

More construction in Clinton Hill: https://umarelli.org/nyc/brooklyn/clinton-hill.md

Every lot on block 1933: https://umarelli.org/nyc/brooklyn/1933.md

## Building permits

- Alteration, filed Sep 11, 2025, estimated cost $720K, described as “Playground upgrade to the Early Childhood School Yard including the enlargement of the play yard, new play equipment, safety surface, site furniture fencing and planted areas. The work also includes new interior signage related to ADA…”

## Property taxes

- Assessment: $6,932,700
- Market value (city estimate): $15,406,000
- Taxable value: $0
- Assessed land: $1,512,000
- Assessed improvements: $5,420,700

## Zoning

R7-1: floor area ratio 0.67 built, 3.44 allowed by base zoning.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology