Reference only. Data sourced from HUD/FHFA (2025). This site is a private entity and not affiliated with any government agency.
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Flood risk by county

National Risk Index scores attached to every county calculator.

CountyRiskScoreDetails
Anderson CountyHigh57View
Bedford CountyVery High86View
Benton CountyVery High98View
Bledsoe CountyVery High98View
Blount CountyHigh57View
Bradley CountyModerate34View
Campbell CountyHigh57View
Cannon CountyHigh69View
Carroll CountyVery High98View
Carter CountyHigh55View
Cheatham CountyHigh69View
Chester CountyModerate54View
Claiborne CountyVery High98View
Clay CountyVery High98View
Cocke CountyHigh70View
Coffee CountyVery High92View
Crockett CountyModerate54View
Cumberland CountyModerate37View
Davidson CountyHigh69View
Decatur CountyVery High98View
Dekalb CountyVery High98View
Dickson CountyHigh69View
Dyer CountyModerate41View
Fayette CountyHigh65View
Fentress CountyVery High98View
Franklin CountyVery High92View
Gibson CountyModerate54View
Giles CountyVery High98View
Grainger CountyHigh68View
Greene CountyModerate49View
Grundy CountyVery High98View
Hamblen CountyHigh68View
Hamilton CountyModerate33View
Hancock CountyVery High98View
Hardeman CountyVery High98View
Hardin CountyVery High98View
Hawkins CountyHigh57View
Haywood CountyModerate30View
Henderson CountyVery High98View
Henry CountyHigh75View
Hickman CountyVery High98View
Houston CountyVery High98View
Humphreys CountyVery High98View
Jackson CountyModerate36View
Jefferson CountyHigh68View
Johnson CountyVery High98View
Knox CountyHigh57View
Lake CountyVery High98View
Lauderdale CountyVery High98View
Lawrence CountyHigh59View
Lewis CountyVery High98View
Lincoln CountyVery High98View
Loudon CountyHigh57View
Macon CountyHigh69View
Madison CountyModerate54View
Marion CountyModerate33View
Marshall CountyHigh60View
Maury CountyHigh69View
Mcminn CountyLow23View
Mcnairy CountyVery High98View
Meigs CountyVery High98View
Monroe CountyVery High98View
Montgomery CountyModerate34View
Moore CountyVery High92View
Morgan CountyHigh57View
Obion CountyVery High92View
Overton CountyModerate36View
Perry CountyVery High98View
Pickett CountyVery High98View
Polk CountyModerate34View
Putnam CountyModerate36View
Rhea CountyModerate38View
Roane CountyHigh57View
Robertson CountyHigh69View
Rutherford CountyHigh69View
Scott CountyVery High98View
Sequatchie CountyModerate33View
Sevier CountyVery High85View
Shelby CountyHigh65View
Smith CountyHigh69View
Stewart CountyModerate34View
Sullivan CountyHigh57View
Sumner CountyHigh69View
Tipton CountyHigh65View
Trousdale CountyHigh69View
Unicoi CountyHigh55View
Union CountyHigh57View
Van Buren CountyVery High98View
Warren CountyHigh65View
Washington CountyHigh55View
Wayne CountyVery High98View
Weakley CountyHigh64View
White CountyVery High98View
Williamson CountyHigh69View
Wilson CountyHigh69View