Flood Risk by County in Utah

Utah: 29 counties covered

Across 29 Utah counties with a FEMA flood score, the average national percentile is 32.1, but that average hides real spread between counties, which is why each one gets its own page rather than a single statewide number.

• Salt Lake County, 92.9th percentile, Relatively Moderate
• Utah County, 90.5th percentile, Relatively Moderate
• Davis County, 59.5th percentile, Relatively Low
• Weber County, 67.6th percentile, Relatively Low
• Washington County, 93.4th percentile, Relatively High
• Cache County, 45.8th percentile, Relatively Low
• Tooele County, 18.3th percentile, Very Low
• Iron County, 44.6th percentile, Relatively Low
• Box Elder County, 19.5th percentile, Very Low
• Summit County, 49.6th percentile, Relatively Low
• Uintah County, 10.3th percentile, Very Low
• Wasatch County, 32.3th percentile, Very Low
• Sanpete County, 24.5th percentile, Very Low
• Sevier County, 22.1th percentile, Very Low
• Duchesne County, 15.3th percentile, Very Low
• Carbon County, 22.8th percentile, Very Low
• San Juan County, 24th percentile, Very Low
• Millard County, 16.3th percentile, Very Low
• Juab County, 4.8th percentile, Very Low
• Morgan County, 10.7th percentile, Very Low
• Emery County, 12.4th percentile, Very Low
• Grand County, 25.4th percentile, Very Low
• Kane County, 56.4th percentile, Relatively Low
• Beaver County, 8th percentile, Very Low
• Garfield County, 48.8th percentile, Relatively Low
• Rich County, 3th percentile, Very Low
• Wayne County, 6.9th percentile, Very Low
• Piute County, 3.4th percentile, Very Low
• Daggett County, 0.9th percentile, Very Low