# 345 Mercer Loop, Jersey City

Two-family · built 1983 · Block 12506, Lot 9.

On Umarelli: https://umarelli.org/jersey-city/12506/9/345-mercer-loop

Every lot on block 12506: https://umarelli.org/jersey-city/12506.md

## Building permits

- Alteration, issued Nov 20, 2025, 3 stories, described as “Removal of kitchenette from storage area on the first floor”
- Alteration, issued Nov 1, 2023, estimated cost $10K, described as “Replace 2 Hot Water Boilers”

## Property taxes

- Assessment: $696,900
- 2025 tax: $16,273
- Assessed land: $242,100
- Assessed improvements: $454,800
- Last sale: $200,000 in 1997

## Zoning

Montgomery Street Redevelopment Plan, Residential - B.

## Flood zone

Current FEMA flood map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 9 ft (NAVD88). FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 11 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