# 20 Amsterdam Avenue, Manhattan

Public school · built 1957 · Block 1152, Lot 29.

On Umarelli: https://umarelli.org/nyc/1011520029/20-amsterdam-avenue

More construction in Upper West Side: https://umarelli.org/nyc/manhattan/upper-west-side.md

Every lot on block 1152: https://umarelli.org/nyc/manhattan/1152.md

## Building permits

- Alteration, filed Oct 25, 2023, estimated cost $382K, described as “Remove and replace hung ceiling in the gymnasium.”
- Alteration, filed Sep 18, 2023, estimated cost $20K, described as “Soe/PS452M - for temporary support of excavation submitting on behalf of contractor, related job number # M08034415 M00927890 no change in use,occupancy or egress”
- Alteration, filed Sep 13, 2023, estimated cost $20K, described as “Fn/PS452M - for temporary construction equipment (fence) submitting on behalf of contractor, related job number # M08034415 no change in use,occupancy or egress”
- Alteration, filed Sep 13, 2023, estimated cost $20K, described as “Sh/PS452M - for temporary construction equipment (shed) submitting on behalf of contractor, related job number # M08034415 no change in use,occupancy or egress”
- Alteration, filed Sep 13, 2023, estimated cost $20K, described as “Sf/PS452M - for temporary construction equipment (scaffold) submitting on behalf of contractor, related job number # M08034415 no change in use,occupancy or egress”
- Alteration, filed Nov 4, 2022, estimated cost $9.0M, described as “Installation of new elevator for ADA access to the building, ADA improvements throughout the building”

## Property taxes

- Assessment: $21,826,800
- Market value (city estimate): $48,504,000
- Taxable value: $0
- Assessed land: $11,520,000
- Assessed improvements: $10,306,800

## Zoning

R8: floor area ratio 1.45 built, 6.02 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