# 50 Williams Ave, Jersey City

Single family · built c. 1900 · Block 20501, Lot 75.

On Umarelli: https://umarelli.org/jersey-city/20501/75/50-williams-ave

More construction in West Side: https://umarelli.org/jersey-city/west-side/west-side.md

Every lot on block 20501: https://umarelli.org/jersey-city/20501.md

## Building permits

- Alteration, issued Mar 16, 2026, estimated cost $9K, described as “Replace Gas Steam Boiler 150,000 btus”
- Alteration — Residential, issued Jul 13, 2022, estimated cost $500

## Property taxes

- Assessment: $238,100
- 2025 tax: $5,560
- Assessed land: $98,400
- Assessed improvements: $139,700

## Zoning

R-1 (Neighborhood Housing).

## 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