# 250 Classon Avenue, Brooklyn

College · built 1986 · Block 1923, Lot 1.

On Umarelli: https://umarelli.org/nyc/3019230001/250-classon-avenue

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

Every lot on block 1923: https://umarelli.org/nyc/brooklyn/1923.md

## Building permits

- Alteration, filed May 4, 2026, estimated cost $1K, described as “Installation of temporary heavy duty sidewalk shed as per plans. No change in use, egress or occupancy. Sidewalk shed shall comply with chapter #33 of 2022 the NYC building code. Live load 300PSF.”
- Alteration, filed May 4, 2026, estimated cost $1K, described as “Proposed installation of temporary pipe scaffold as per plans. Work shall comply with chapter #33 of 2022 the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Feb 7, 2022, estimated cost $190K, described as “Filing for installation of pipe scaffolding on behalf of contractor”
- Alteration, filed Feb 4, 2022, estimated cost $160K, described as “Filing for installation of sidewalk shed on behalf of contractor”
- Alteration, filed Feb 4, 2022, estimated cost $20K, described as “Filing for installation of construction fence on behalf of contractor”

## Property taxes

- Assessment: $18,567,000
- Market value (city estimate): $41,260,000
- Taxable value: $0
- Assessed land: $2,020,500
- Assessed improvements: $16,546,500

## Tax breaks

- Nonprofit exemption (college or university), with no end date, about $2,014,148 a year below the full tax.

## Zoning

R7-1: floor area ratio 0.58 built, 3.44 allowed by base zoning.

## Flood zone

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

## Board and land use applications

- 88th Police Precinct House (City Planning P2014K0315): Landmark designation, Completed, decided May 2, 2014. The Landmarks Preservation Commission is requesting a report from the City Planning Commission on the landmark designation of 88th Police Precinct House in Brooklyn Community District 2.

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