# 28 Zwicky Avenue, Staten Island

Single family · built 1955 · Block 3692, Lot 23.

On Umarelli: https://umarelli.org/nyc/5036920023/28-zwicky-avenue

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

## Building permits

- New Building — Residential, filed Dec 11, 2025, 2 units, 3 stories, described as “Proposed 3-story (BC) 2-story (ZR) two family semi-detached residence with cellar (ZR) on one tax lot comprised of one zoning lot.”
- Alteration, filed Jul 29, 2026, estimated cost $20K, described as “Installation of new fire sprinkler system with valves and meters for same”
- Demolition, filed Oct 30, 2025, estimated cost $50K, described as “Full demolition of 1 story residential building. On-site and off-site fill not to exceed 300 cubic yards.”
- Alteration, filed Mar 5, 2025, estimated cost $5K, described as “Installation of a proposed plywood construction fence.”

## Property taxes

- Assessment: $37,980
- 2026–27 tax: $4,761
- Market value (city estimate): $633,000
- Taxable value: $23,995
- Assessed land: $9,600
- Assessed improvements: $28,380

## Zoning

R3-1: floor area ratio 0.15 built, 0.75 allowed by base zoning.

## Recent sales

- Mar 19, 2019: $465,000, 696 sq ft ($668 per sq ft)

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

## Flood zone

Current FEMA flood map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 10 ft (NGVD29). FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 12 ft (NAVD88).

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