# 100 Hillside Avenue, Manhattan

Public school · built c. 1928 · Block 2173, Lot 1.

On Umarelli: https://umarelli.org/nyc/1021730001/100-hillside-avenue

More construction in Washington Heights: https://umarelli.org/nyc/manhattan/washington-heights.md

Every lot on block 2173: https://umarelli.org/nyc/manhattan/2173.md

## Building permits

- Alteration, filed May 4, 2026, estimated cost $36K, described as “Installation of chute in conjunction with M00955498”
- Alteration, filed Oct 2, 2024, estimated cost $150K, described as “Installation of sidewalk shed in conjunction with M00955498”
- Alteration, filed Oct 2, 2024, estimated cost $100K, described as “Installation of pipe scaffolding in conjunction with M00955498”
- Alteration, filed Oct 2, 2024, estimated cost $20K, described as “Installation of temporary fence in conjunction with M00955498 and M01024084”
- Alteration, filed Apr 4, 2024, estimated cost $1K, described as “Replacement of generator with new.”
- Alteration, filed Mar 1, 2024, estimated cost $15.0M, described as “M152-replacement of parapet coping, roof, exterior masonry, window & window guards.”
- Alteration, filed Jan 24, 2024, estimated cost $450K, described as “Replace existing walking freezer in the kitchen and install associated condenser unit on outside on grade.”
- Alteration, filed Jul 26, 2023, estimated cost $10K, described as “Interior Drinking Fountains”
- Alteration, filed Feb 8, 2022, estimated cost $319K, described as “Auditorium upgrade for replacement of seats, border, and Platform lights.”
- Alteration, filed Jan 6, 2022, estimated cost $319K, described as “Auditorium Upgrade for replacement of seats, border, and Platform lights”
- Alteration, filed Sep 17, 2021, estimated cost $10K, described as “Installation of new sidewalk shed for ps 152M at 100 hillside avenue, manhattan as indicated on plans. There will be no change in the use, egress, or occupancy under this application.”

## Property taxes

- Assessment: $10,466,100
- Market value (city estimate): $23,258,000
- Taxable value: $0
- Assessed land: $1,676,700
- Assessed improvements: $8,789,400

## Zoning

R7-2: floor area ratio 1.32 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