riskbycounty

South Dakota Disaster Risk

Natural disaster risk data for all 66 counties.

Avg Risk Score

26.8

Risk Rating

Relatively Low

Counties with Data

66

of 66 total

All South Dakota Counties

CountyRisk Score
Minnehaha County89.5
Dewey County78.7
Pennington County78.6
Brown County73.5
Yankton County63.4
Lincoln County63.0
Codington County61.8
Brule County58.7
Brookings County50.1
Oglala Lakota County49.8
Meade County49.5
Lawrence County49.3
Charles Mix County48.5
Hutchinson County47.9
Beadle County47.1
McCook County43.4
Walworth County39.5
Davison County39.2
Corson County38.1
Roberts County37.8
Union County37.1
Todd County36.6
Tripp County36.5
Lake County32.6
Fall River County30.9
Day County27.6
Moody County26.9
Lyman County26.5
Ziebach County25.2
Turner County24.0
Butte County23.3
Clay County20.5
Aurora County19.6
Grant County18.9
Spink County17.7
Hughes County16.5
Custer County16.3
Gregory County16.2
Hanson County14.8
Marshall County14.5
Buffalo County13.7
McPherson County11.1
Bon Homme County10.8
Douglas County10.4
Jackson County10.2
Potter County10.0
Hamlin County10.0
Haakon County9.7
Jerauld County9.5
Faulk County8.0
Kingsbury County7.9
Edmunds County7.0
Deuel County6.9
Hyde County6.5
Hand County6.5
Sully County6.3
Bennett County5.9
Mellette County5.2
Stanley County5.1
Clark County4.5
Campbell County4.4
Sanborn County3.6
Miner County3.4
Perkins County2.6
Harding County1.5
Jones County1.3

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Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.

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