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Jersey City, NJ · Hudson County

Water Risk Profile — ZIP 07307

Flood risk, local cost data, climate factors, and insurance context for your ZIP code.

Flood Risk

High

Cost Range

$1,725–$9,775

Avg Response

42 min

NFIP

State participates

Local Climate & Risk Factors

Jersey City, New Jersey faces water damage risk from multiple directions: Atlantic coastal flooding from nor'easters and hurricanes (Superstorm Sandy caused $36 billion in NJ damage in 2012); Delaware River and Raritan River flooding in western and central NJ; and ancient combined sewer systems in Jersey City, Newark, and other urban areas that overflow into basements during rainfall above 0.5 inches per hour. NJ's dense urban development maximizes impervious surface, concentrating runoff into drainage systems that overwhelm in any significant storm. New Jersey Department of Banking and Insurance requires prompt claim handling. NFIP insurance is essential in coastal communities and river flood zones.

Flood-prone areas: Greenville and Bergen-Lafayette on the southern waterfront of Jersey City are the most vulnerable neighborhoods to Hudson River and Newark Bay storm surge — Superstorm Sandy in 2012 flooded large portions of these areas under 3-6 feet of brackish saltwater, damaging thousands of residential units and requiring extensive mold remediation that took years to complete. The older pre-war neighborhoods around Journal Square see chronic basement flooding from combined sewer overflows because the 19th-century combined system reaches capacity quickly during rain events exceeding one inch per hour and forces water back up through basement floor drains and utility connections.

Insurance tip: New Jersey homeowners face some of the highest flood insurance premiums in the Northeast due to the state's storm surge and river flood exposure — FEMA's Risk Rating 2.0 methodology has further raised rates for Jersey City waterfront properties in Greenville and Bergen-Lafayette, with some Zone AE properties now paying $3,000-$7,000 annually. Homeowners in affected neighborhoods should comparison shop private flood insurance carriers that entered the NJ market after Sandy, as some offer better coverage terms or lower premiums than NFIP, particularly for properties that have completed flood mitigation improvements such as elevated mechanical systems.

Water Category Cost Table — Jersey City, NJ

Extraction & drying cost per square foot by IICRC water category

Water Category$/sq ft
Category 1 — Clean

Burst supply line, clean appliance overflow

$3.15–$7.74
Category 2 — Gray

Dishwasher, washing machine, toilet bowl (no feces)

$7.74–$9.37
Category 3 — Black

Sewage backup, floodwater, toilet overflow with feces

$11–$13.86

Estimates exclude reconstruction (drywall, flooring replacement). National benchmarks: Cat 1 $3.75–$4.25, Cat 2 $4.10–$6.50, Cat 3 $7–$7.50/sq ft — adjusted for Jersey City market (3.712.6/sq ft range).

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