State Cancer Profiles

Interpretation of Demographics Data

Demographic Data Report for California by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2015-2019 American Community Survey 5-Year Data
Sorted by Rank

United States

• Value (Percent) : The value is 22.6 percent.
• People (Age Under 18) : The number of people (age under 18) is 73,429,392.
• Rank within US : N/A

California

• Value (Percent) : The value is 23.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 9,022,146.
• Rank within US : This state is ranked 20 of 52

San Francisco County

• Value (Percent) : The value is 13.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 117,546.
• Rank within US : This county is ranked 3122 of 3146

Lassen County

• Value (Percent) : The value is 14.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 4,602.
• Rank within US : This county is ranked 3092 of 3146

Amador County

• Value (Percent) : The value is 15.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 5,847.
• Rank within US : This county is ranked 3074 of 3146

Sierra County

• Value (Percent) : The value is 15.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 482.
• Rank within US : This county is ranked 3046 of 3146

Mariposa County

• Value (Percent) : The value is 16.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,840.
• Rank within US : This county is ranked 3016 of 3146

Tuolumne County

• Value (Percent) : The value is 16.6 percent.
• People (Age Under 18) : The number of people (age under 18) is 8,987.
• Rank within US : This county is ranked 2987 of 3146

Plumas County

• Value (Percent) : The value is 16.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,117.
• Rank within US : This county is ranked 2980 of 3146

Trinity County

• Value (Percent) : The value is 17.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,166.
• Rank within US : This county is ranked 2953 of 3146

Calaveras County

• Value (Percent) : The value is 17.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 7,811.
• Rank within US : This county is ranked 2941 of 3146

Nevada County

• Value (Percent) : The value is 17.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 17,099.
• Rank within US : This county is ranked 2933 of 3146

San Luis Obispo County

• Value (Percent) : The value is 17.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 50,176.
• Rank within US : This county is ranked 2871 of 3146

Mono County

• Value (Percent) : The value is 18.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,671.
• Rank within US : This county is ranked 2740 of 3146

Humboldt County

• Value (Percent) : The value is 19.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 26,137.
• Rank within US : This county is ranked 2617 of 3146

Alpine County

• Value (Percent) : The value is 19.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 201.
• Rank within US : This county is ranked 2587 of 3146

Santa Cruz County

• Value (Percent) : The value is 19.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 53,121.
• Rank within US : This county is ranked 2574 of 3146

Modoc County

• Value (Percent) : The value is 19.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 1,752.
• Rank within US : This county is ranked 2494 of 3146

Sonoma County

• Value (Percent) : The value is 19.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 99,190.
• Rank within US : This county is ranked 2451 of 3146

Inyo County

• Value (Percent) : The value is 20.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,609.
• Rank within US : This county is ranked 2395 of 3146

El Dorado County

• Value (Percent) : The value is 20.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 37,922.
• Rank within US : This county is ranked 2386 of 3146

Butte County

• Value (Percent) : The value is 20.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 45,439.
• Rank within US : This county is ranked 2381 of 3146

Marin County

• Value (Percent) : The value is 20.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 52,633.
• Rank within US : This county is ranked 2341 of 3146

Siskiyou County

• Value (Percent) : The value is 20.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 8,826.
• Rank within US : This county is ranked 2326 of 3146

Alameda County

• Value (Percent) : The value is 20.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 344,027.
• Rank within US : This county is ranked 2162 of 3146

San Mateo County

• Value (Percent) : The value is 20.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 159,504.
• Rank within US : This county is ranked 2154 of 3146

Lake County

• Value (Percent) : The value is 20.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 13,400.
• Rank within US : This county is ranked 2135 of 3146

Napa County

• Value (Percent) : The value is 20.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 29,201.
• Rank within US : This county is ranked 2118 of 3146

Yolo County

• Value (Percent) : The value is 21.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 46,026.
• Rank within US : This county is ranked 2031 of 3146

Mendocino County

• Value (Percent) : The value is 21.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 18,702.
• Rank within US : This county is ranked 1921 of 3146

Del Norte County

• Value (Percent) : The value is 21.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 5,920.
• Rank within US : This county is ranked 1881 of 3146

Shasta County

• Value (Percent) : The value is 21.6 percent.
• People (Age Under 18) : The number of people (age under 18) is 38,679.
• Rank within US : This county is ranked 1856 of 3146

San Diego County

• Value (Percent) : The value is 21.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 722,738.
• Rank within US : This county is ranked 1756 of 3146

Los Angeles County

• Value (Percent) : The value is 22.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,214,760.
• Rank within US : This county is ranked 1691 of 3146

Santa Clara County

• Value (Percent) : The value is 22.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 428,382.
• Rank within US : This county is ranked 1579 of 3146

Orange County

• Value (Percent) : The value is 22.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 704,508.
• Rank within US : This county is ranked 1573 of 3146

Santa Barbara County

• Value (Percent) : The value is 22.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 99,184.
• Rank within US : This county is ranked 1544 of 3146

Solano County

• Value (Percent) : The value is 22.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 98,839.
• Rank within US : This county is ranked 1508 of 3146

Placer County

• Value (Percent) : The value is 22.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 86,331.
• Rank within US : This county is ranked 1493 of 3146

Contra Costa County

• Value (Percent) : The value is 22.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 261,203.
• Rank within US : This county is ranked 1289 of 3146

Ventura County

• Value (Percent) : The value is 23.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 196,787.
• Rank within US : This county is ranked 1127 of 3146

Sacramento County

• Value (Percent) : The value is 23.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 363,176.
• Rank within US : This county is ranked 871 of 3146

Tehama County

• Value (Percent) : The value is 23.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 15,258.
• Rank within US : This county is ranked 844 of 3146

Riverside County

• Value (Percent) : The value is 25.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 614,149.
• Rank within US : This county is ranked 419 of 3146

San Benito County

• Value (Percent) : The value is 26.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 15,678.
• Rank within US : This county is ranked 347 of 3146

Sutter County

• Value (Percent) : The value is 26.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 25,059.
• Rank within US : This county is ranked 334 of 3146

Monterey County

• Value (Percent) : The value is 26.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 113,869.
• Rank within US : This county is ranked 304 of 3146

San Bernardino County

• Value (Percent) : The value is 26.6 percent.
• People (Age Under 18) : The number of people (age under 18) is 571,568.
• Rank within US : This county is ranked 264 of 3146

Glenn County

• Value (Percent) : The value is 26.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 7,485.
• Rank within US : This county is ranked 246 of 3146

Stanislaus County

• Value (Percent) : The value is 27.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 147,623.
• Rank within US : This county is ranked 203 of 3146

Colusa County

• Value (Percent) : The value is 27.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 5,842.
• Rank within US : This county is ranked 200 of 3146

Kings County

• Value (Percent) : The value is 27.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 41,039.
• Rank within US : This county is ranked 199 of 3146

San Joaquin County

• Value (Percent) : The value is 27.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 202,701.
• Rank within US : This county is ranked 194 of 3146

Madera County

• Value (Percent) : The value is 27.6 percent.
• People (Age Under 18) : The number of people (age under 18) is 42,853.
• Rank within US : This county is ranked 172 of 3146

Yuba County

• Value (Percent) : The value is 27.6 percent.
• People (Age Under 18) : The number of people (age under 18) is 21,078.
• Rank within US : This county is ranked 169 of 3146

Fresno County

• Value (Percent) : The value is 28.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 280,844.
• Rank within US : This county is ranked 135 of 3146

Imperial County

• Value (Percent) : The value is 28.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 51,853.
• Rank within US : This county is ranked 130 of 3146

Kern County

• Value (Percent) : The value is 29.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 258,089.
• Rank within US : This county is ranked 115 of 3146

Merced County

• Value (Percent) : The value is 29.6 percent.
• People (Age Under 18) : The number of people (age under 18) is 80,459.
• Rank within US : This county is ranked 93 of 3146

Tulare County

• Value (Percent) : The value is 31.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 143,158.
• Rank within US : This county is ranked 68 of 3146

Notes:
Created by statecancerprofiles.cancer.gov on 06/25/2022 1:00 pm.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Health Service Areas are a single county or cluster of contiguous counties which are relatively self-contained with respect to hospital care. For more detailed information, please see Health Service Area information page. Puerto Rico is being treated as a Health Service Area for this data presentation.
Data for United States does not include Puerto Rico.