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Falls Church, VA

Flood Risk Score: 11/100 · Rank #1668 of 3,277 counties

Falls Church County in Virginia has 6 FEMA disaster declarations on record covering 1972–2018, most recently Hurricane Florence on Sep 11, 2018 (DR-3403). Its flood risk grade is A (Low risk), ranking #1668 of 3,277 U.S. counties, with 3 NFIP flood insurance claims totaling $19,645 in payouts. Flood risk is relatively low compared to the national average.

11
Risk Score
3
NFIP Claims
$19,645
Total Payouts
6
Disasters
$6,548
Avg Claim
3
Active Policies

FEMA Disaster Declarations in Falls Church County

The 6 most recent federally declared disasters affecting Falls Church County, VA (1972–2018). Total declarations on record: 6.

DeclaredIncident TypeTitleFEMA Disaster #
Sep 11, 2018HurricaneHurricane FlorenceDR-3403
Nov 26, 2012HurricaneHurricane SandyDR-4092
Oct 29, 2012HurricaneHurricane SandyDR-3359
Sep 12, 2005HurricaneHurricane Katrina EvacuationDR-3240
Sep 18, 2003HurricaneHurricane IsabelDR-1491
Jun 23, 1972FloodTropical Storm AgnesDR-339

Score Breakdown

The composite score of 11 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
0
Disaster Frequency
25%
13
Claim Severity
20%
0
Year-over-Year Trend
15%
50

Other Counties in Virginia

CountyGradeScoreClaimsDisasters
CharlotteA1107
FloydA1137
Prince EdwardA1117
MartinsvilleA1107
HenryA1156
MathewsA11913
View All Counties in Virginia

Frequently Asked Questions

How many FEMA disaster declarations does Falls Church County, VA have?

Falls Church County, VA has 6 federal disaster declarations on FEMA record (1972–2018). The 5 most recent are: Hurricane Florence (declared Sep 11, 2018, DR-3403); Hurricane Sandy (declared Nov 26, 2012, DR-4092); Hurricane Sandy (declared Oct 29, 2012, DR-3359); Hurricane Katrina Evacuation (declared Sep 12, 2005, DR-3240); Hurricane Isabel (declared Sep 18, 2003, DR-1491). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Falls Church County, VA?

Falls Church County is graded A (composite score 11/100, low risk). It ranks #1668 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 Falls Church County?

3 NFIP flood insurance claims have been filed in Falls Church County, VA, totaling $19,645 in payouts. The average claim is $6,548. Source: FEMA FimaNfipClaims v2 dataset.

Has Falls Church County, VA had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Falls Church County was Hurricane Florence on Sep 11, 2018 (DR-3403). The county has 6 declared disasters in the OpenFEMA record covering 1972–2018.

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.