# 431B Alter Avenue, Staten Island

Single family · Block 3375, Lot 18.

On Umarelli: https://umarelli.org/nyc/5033750018/431b-gar-alter-avenue

More construction in South Beach: https://umarelli.org/nyc/staten-island/south-beach.md

## Building permits

- New Building, filed Jul 25, 2023, 1 story, described as “Construct an Accessory detached one-car garage.”
- New Building — Residential, filed Jul 25, 2023, 1 unit, 3 stories, described as “Construct a one family semi-detached residence with off street parking for one car.”
- Alteration, filed Feb 24, 2025, estimated cost $20K, described as “Filing herewith tax abatement application for installation of roof mounted solar panels. No change in use, egress or occupancy.”

## Property taxes

- Assessment: $45,120
- 2026–27 tax: $6,862
- Market value (city estimate): $752,000
- Taxable value: $42,245
- Assessed land: $8,040
- Assessed improvements: $37,080

## Tax breaks

- Solar abatement, through Jun 30, 2029, a $1,521 credit this tax year.

## Zoning

R3-1: floor area ratio 0.70 built, 0.75 allowed by base zoning.

## Recent sales

- Sep 6, 2024: $865,513

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

## 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