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Monmouth, NJ

Flood Risk Score: 15/100 · Rank #574 of 3,277 counties

Monmouth County in New Jersey has 14 FEMA disaster declarations on record covering 1971–2021, most recently Remnants of Hurricane Ida on Sep 5, 2021 (DR-4614). Its flood risk grade is A (Low risk), ranking #574 of 3,277 U.S. counties, with 89 NFIP flood insurance claims totaling $1,256,212 in payouts. Flood risk is relatively low compared to the national average.

15
Risk Score
89
NFIP Claims
$1,256,212
Total Payouts
14
Disasters
$14,115
Avg Claim
89
Active Policies

FEMA Disaster Declarations in Monmouth County

The 14 most recent federally declared disasters affecting Monmouth County, NJ (1971–2021). Total declarations on record: 14.

DeclaredIncident TypeTitleFEMA Disaster #
Sep 5, 2021HurricaneRemnants of Hurricane IdaDR-4614
Sep 2, 2021HurricaneRemnants of Hurricane IdaDR-3573
Dec 11, 2020HurricaneTropical Storm IsaiasDR-4574
Oct 30, 2012HurricaneHurricane SandyDR-4086
Oct 28, 2012HurricaneHurricane SandyDR-3354
Aug 31, 2011HurricaneHurricane IreneDR-4021
Aug 27, 2011HurricaneHurricane IreneDR-3332
Sep 19, 2005HurricaneHurricane Katrina EvacuationDR-3257
Sep 17, 1999HurricaneHurricane Floyd Emergency DeclarationsDR-3148
Dec 18, 1992FloodCoastal Storm, High Tides, Heavy Rain, & FloodingDR-973
Oct 15, 1985HurricaneHurricane GloriaDR-749
Apr 12, 1984FloodCoastal Storms & FloodingDR-701
Aug 21, 1976FloodSevere Storms, High Winds & FloodingDR-519
Sep 4, 1971FloodHeavy Rains & FloodingDR-310

Score Breakdown

The composite score of 15 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
1
Disaster Frequency
25%
30
Claim Severity
20%
0
Year-over-Year Trend
15%
48

Other Counties in New Jersey

CountyGradeScoreClaimsDisasters
CumberlandA15813
OceanA1510113
SussexA13311
MercerA132811
AtlanticA1210215
BurlingtonA126411
View All Counties in New Jersey

Frequently Asked Questions

How many FEMA disaster declarations does Monmouth County, NJ have?

Monmouth County, NJ has 14 federal disaster declarations on FEMA record (1971–2021). The 5 most recent are: Remnants of Hurricane Ida (declared Sep 5, 2021, DR-4614); Remnants of Hurricane Ida (declared Sep 2, 2021, DR-3573); Tropical Storm Isaias (declared Dec 11, 2020, DR-4574); Hurricane Sandy (declared Oct 30, 2012, DR-4086); Hurricane Sandy (declared Oct 28, 2012, DR-3354). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Monmouth County, NJ?

Monmouth County is graded A (composite score 15/100, low risk). It ranks #574 of 3,277 U.S. counties for flood risk in our scoring model. The grade combines NFIP claims density (40%), disaster frequency (25%), claim severity (20%), and year-over-year trend (15%).

How many NFIP flood insurance claims have been filed in Monmouth County?

89 NFIP flood insurance claims have been filed in Monmouth County, NJ, totaling $1,256,212 in payouts. The average claim is $14,115. Source: FEMA FimaNfipClaims v2 dataset.

Has Monmouth County, NJ had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Monmouth County was Remnants of Hurricane Ida on Sep 5, 2021 (DR-4614). The county has 14 declared disasters in the OpenFEMA record covering 1971–2021.

For this entity, the underlying data on this page comes from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.

The methodology behind every numeric value on this page is publicly documented on the FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.

For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. ZIPs, counties, and states with similar size, similar exposure, or similar geography — not the national-level summary alone.

Source: FEMA OpenFEMA datasets, 2026.