# 291 Alter Avenue, Staten Island

Two-family · built 2021 · Block 3337, Lot 42.

On Umarelli: https://umarelli.org/nyc/5033370042/291-alter-avenue

More construction in Dongan Hills: https://umarelli.org/nyc/staten-island/dongan-hills.md

## Building permits

- New Building, filed May 26, 2021, estimated cost $45K, 1 story, described as “Construct detached one car garage for new dwelling unit (filed under application S00515592)”
- New Building — Residential, filed May 26, 2021, estimated cost $542K, 2 units, 3 stories, described as “Construct detached two family residence with accessory off street parking for two cars and detached one car garage filed under application S00518595.”
- Alteration, filed May 1, 2020, estimated cost $6K, described as “Proposed 8' high temporary plywood/OSB construction fence with access gate”

## Property taxes

- Assessment: $71,160
- 2026–27 tax: $13,949
- Market value (city estimate): $1,186,000
- Taxable value: $70,296
- Assessed land: $21,000
- Assessed improvements: $50,160

## Zoning

R3X: floor area ratio 0.60 built, 0.75 allowed by base zoning.

## Recent sales

- Jun 29, 2022: $1,461,189
- Jul 8, 2020: $320,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard. FEMA’s preliminary map: zone X, moderate risk: a 0.2% chance of flooding each year.

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