Which county in Virginia has the lowest flood risk?

Falls Church has the lowest flood risk in Virginia, at 21.5.

What is the flood risk in Falls Church?

Falls Church is ranked #1 in Virginia for flood risk, at 21.5.

What are the top counties in Virginia for flood risk?

Falls Church (21.5), then Arlington (22.5), and Richmond (26.8). The full top 25 is in the table on this page.

How is this flood risk ranking calculated?

Counties in Virginia are ranked by flood risk (FEMA National Risk Index, FEMA NRI v1.20), lowest first. Values describe the county, not an individual property. Source vintage is shown on the page.

How does Virginia compare to the rest of the US for flood risk?

This list is Virginia only. See the national ranking of the lowest counties for flood risk at hearthmap.app/best/lowest-flood-risk.

Lowest Flood Risk Counties in Virginia (2026)

Lowest counties for flood risk in Virginia

Top 25 of 133 counties with data.

Ranked by flood risk (FEMA National Risk Index, FEMA NRI v1.20), lowest first.

Lowest counties for flood risk in Virginia

Rank	County	Value
01	Falls Church21.5 County page
02	Arlington22.5 County page
03	Richmond26.8
04	Henrico27.8 County page
05	Charlottesville27.8 County page
06	Radford28.8 County page
07	Loudoun29.1 County page
08	Dinwiddie30.9 County page
09	Montgomery32.3 County page
10	Nottoway33.0 County page
11	Petersburg34.3 County page
12	Sussex36.3 County page
13	Prince Edward36.8 County page
14	Spotsylvania37.2 County page
15	Caroline37.3 County page
16	Fairfax37.3
17	Floyd37.9 County page
18	Harrisonburg38.5 County page
19	Martinsville39.4 County page
20	Lynchburg39.8 County page
21	Appomattox40.9 County page
22	Fairfax41.3 County page
23	Prince William43.1 County page
24	Carroll43.2 County page
25	Campbell43.8 County page

How this ranking works

This page ranks Virginia counties by flood risk, sorted so the lowest places appear first. Click any county to see its housing, schools, crime, and demographics in detail.

For flood risk, a lower value is generally more favorable, so the top of the list is the lowest. Want to weigh flood risk against schools, taxes, commute, and more at once? Use the live map to build a custom match.

Data comes from public sources. Source attribution and the exact data vintage are shown above and on the full map of flood risk.

Frequently asked questions

Which county in Virginia has the lowest flood risk?: Falls Church has the lowest flood risk in Virginia, at 21.5.
What is the flood risk in Falls Church?: Falls Church is ranked #1 in Virginia for flood risk, at 21.5.
What are the top counties in Virginia for flood risk?: Falls Church (21.5), then Arlington (22.5), and Richmond (26.8). The full top 25 is in the table on this page.
How is this flood risk ranking calculated?: Counties in Virginia are ranked by flood risk (FEMA National Risk Index, FEMA NRI v1.20), lowest first. Values describe the county, not an individual property. Source vintage is shown on the page.
How does Virginia compare to the rest of the US for flood risk?: This list is Virginia only. See the national ranking of the lowest counties for flood risk at hearthmap.app/best/lowest-flood-risk.