NJ Flood Risk

FEMA Special Flood Hazard Area exposure across every New Jersey parcel — mapped from the National Flood Hazard Layer, with base flood elevation where FEMA publishes it.

2,229,803 parcels · 100% NFHL coverage

218,553

Parcels in a flood zone

9.8%

Share of NJ parcels

172,514

With base flood elevation

8.4 ft

Average BFE

≥ 75% SFHA

40–75% SFHA

15–40% SFHA

5–15% SFHA

< 5% SFHA

Dot size = parcels in a flood zone · color = share of the jurisdiction in a FEMA flood zone. Hover for the numbers.

Most flood-exposed jurisdictions

By share of parcels in a FEMA flood zone (≥100 flood-zone parcels).

Long Beach Twp

100% (9,365)

North Wildwood

100% (3,417)

Lavallette

100% (2,874)

Beach Haven

100% (2,697)

Wildwood City

100% (2,694)

Surf City

100% (2,285)

Seaside Heights

100% (2,264)

Ship Bottom

100% (1,949)

Barnegat Light

100% (1,309)

Harvey Cedars

100% (1,300)

Longport

100% (1,147)

West Wildwood

100% (886)

Mantoloking

100% (574)

Sea Bright

98% (1,377)

Source: FEMA National Flood Hazard Layer, point-in-polygon against every parcel centroid. Any parcel’s exact zone + BFE shows on its property page.