Interpretation of Demographics Data
Demographic Data Report for Utah by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2020-2024 American Community Survey 5-Year Data
Sorted by Percent
United States
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 22.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 73,517,834.
- Rank within US : N/A
Utah
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 27.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 942,989.
- Rank within US : This county is ranked 1 of 52
Grand County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 19.3 percent.
- People (Age Under 18) : The number of people (age under 18) is 1,884.
- Rank within US : This county is ranked 2459 of 3143
Piute County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 19.3 percent.
- People (Age Under 18) : The number of people (age under 18) is 327.
- Rank within US : This county is ranked 2459 of 3143
Kane County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 20.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 1,697.
- Rank within US : This county is ranked 1978 of 3143
Daggett County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 21.1 percent.
- People (Age Under 18) : The number of people (age under 18) is 165.
- Rank within US : This county is ranked 1869 of 3143
Wayne County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 21.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 547.
- Rank within US : This county is ranked 1816 of 3143
Garfield County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 21.5 percent.
- People (Age Under 18) : The number of people (age under 18) is 1,123.
- Rank within US : This county is ranked 1698 of 3143
Summit County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 23.1 percent.
- People (Age Under 18) : The number of people (age under 18) is 9,946.
- Rank within US : This county is ranked 1006 of 3143
Sanpete County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 24.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 7,125.
- Rank within US : This county is ranked 690 of 3143
Washington County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 24.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 48,021.
- Rank within US : This county is ranked 573 of 3143
Carbon County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 25.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 5,178.
- Rank within US : This county is ranked 385 of 3143
Salt Lake County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 25.3 percent.
- People (Age Under 18) : The number of people (age under 18) is 302,331.
- Rank within US : This county is ranked 362 of 3143
Weber County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 26.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 71,749.
- Rank within US : This county is ranked 203 of 3143
Iron County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 27.1 percent.
- People (Age Under 18) : The number of people (age under 18) is 16,889.
- Rank within US : This county is ranked 172 of 3143
Sevier County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 27.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 6,144.
- Rank within US : This county is ranked 138 of 3143
Emery County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 27.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 2,805.
- Rank within US : This county is ranked 135 of 3143
San Juan County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 28.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 4,115.
- Rank within US : This county is ranked 117 of 3143
Wasatch County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 28.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 10,559.
- Rank within US : This county is ranked 104 of 3143
Rich County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 28.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 760.
- Rank within US : This county is ranked 102 of 3143
Cache County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 29.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 40,870.
- Rank within US : This county is ranked 92 of 3143
Beaver County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 29.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 2,141.
- Rank within US : This county is ranked 89 of 3143
Davis County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 30.1 percent.
- People (Age Under 18) : The number of people (age under 18) is 111,785.
- Rank within US : This county is ranked 71 of 3143
Box Elder County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 30.5 percent.
- People (Age Under 18) : The number of people (age under 18) is 18,652.
- Rank within US : This county is ranked 60 of 3143
Millard County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 30.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 4,100.
- Rank within US : This county is ranked 54 of 3143
Tooele County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 31.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 24,582.
- Rank within US : This county is ranked 47 of 3143
Uintah County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 31.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 11,549.
- Rank within US : This county is ranked 43 of 3143
Utah County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 31.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 222,988.
- Rank within US : This county is ranked 37 of 3143
Duchesne County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 32.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 6,501.
- Rank within US : This county is ranked 32 of 3143
Morgan County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 33.1 percent.
- People (Age Under 18) : The number of people (age under 18) is 4,241.
- Rank within US : This county is ranked 23 of 3143
Juab County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 33.5 percent.
- People (Age Under 18) : The number of people (age under 18) is 4,215.
- Rank within US : This county is ranked 21 of 3143
Notes:
Created by statecancerprofiles.cancer.gov on 03/22/2026 12:41 am.
Φ Rural–urban county classifications are based on the 2023 USDA Rural–Urban Continuum Codes (except for Connecticut Counties which use 2013 codes). State-level cancer rates for rural areas are calculated using cancer cases registered exclusively in rural counties, while state-level cancer rates for urban areas are calculated using cases registered exclusively in urban counties.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Data for United States does not include Puerto Rico.