# 18 Madsen Avenue, Staten Island

Two-family · built 2025 · Block 7578, Lot 262.

On Umarelli: https://umarelli.org/nyc/5075780262/18-madsen-avenue

More construction in Richmond Valley: https://umarelli.org/nyc/staten-island/richmond-valley.md

## Building permits

- New Building — Residential, filed Sep 14, 2023, 2 units, 3 stories, described as “Construct new detached three story two family residence with two car garage and off street parking for one car.”
- Alteration, filed Jun 29, 2023, estimated cost $6K, described as “Proposed 8' plywood construction”

## Property taxes

- Assessment: $19,980
- 2026–27 tax: $2,635
- Market value (city estimate): $333,000
- Taxable value: $13,281
- Assessed land: $19,980

## Zoning

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

## Recent sales

- Aug 26, 2022: $320,000, 731 sq ft ($438 per sq ft)

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

## Flood zone

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

## Board and land use applications

- SS 18 Madsen Avenue (City Planning 2024R0123): Completed, filed Aug 4, 2023, decided Mar 26, 2024. This is a private application by requesting school seat certification for 2 dwelling unit in order to construct a 1 2 family home pursuant to ZR 107-121 at SS 18 Madsen Avenue, SR 03, Staten Island
- South Richmond Zoning Relief (City Planning 2020R0189): Zoning text change, Completed, filed Apr 7, 2023, decided Nov 2, 2023. The New York City Department of City Planning (DCP) is proposing a Zoning Text Amendment to update the Special South Richmond Development District in portions of Community District 3 in the Borough of Staten Island.

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