Demographics Table
Demographic Data Report for California by County
Insurance: Percent uninsured in demographic group, people at or below 138% of poverty
Ages <65, All Races (includes Hispanic), Both Sexes
2023 Small Area Health Insurance Estimates Data
Sorted by Percent
County
|
2023 Rural-Urban Continuum Codes Φ
|
Value (Percent)
|
People (Uninsured)
|
Rank within US (of 3133 counties)
|
|---|---|---|---|---|
| United States | N/A | 15.7 | 7,699,167 | N/A |
| California | N/A | 11.5 | 635,081 | 17 of 51 |
| Ventura County | Urban | 15.0 | 13,847 | 1,720 |
| Santa Barbara County | Urban | 14.8 | 10,619 | 1,690 |
| Mono County | Rural | 14.4 | 234 | 1,621 |
| Monterey County | Urban | 13.5 | 9,720 | 1,481 |
| San Mateo County | Urban | 13.4 | 6,804 | 1,462 |
| San Benito County | Urban | 12.8 | 981 | 1,367 |
| Santa Clara County | Urban | 12.6 | 17,474 | 1,329 |
| Contra Costa County | Urban | 12.5 | 13,446 | 1,305 |
| Los Angeles County | Urban | 12.3 | 189,311 | 1,259 |
| Marin County | Urban | 12.2 | 1,953 | 1,240 |
| Riverside County | Urban | 12.1 | 42,919 | 1,216 |
| Orange County | Urban | 12.0 | 42,039 | 1,191 |
| Madera County | Urban | 11.9 | 4,519 | 1,170 |
| San Diego County | Urban | 11.8 | 46,490 | 1,140 |
| Napa County | Urban | 11.6 | 1,422 | 1,072 |
| Yolo County | Urban | 11.6 | 4,151 | 1,072 |
| San Bernardino County | Urban | 11.5 | 43,381 | 1,045 |
| San Luis Obispo County | Urban | 11.4 | 3,830 | 1,020 |
| Santa Cruz County | Urban | 11.4 | 3,729 | 1,020 |
| Colusa County | Rural | 11.3 | 450 | 994 |
| Sonoma County | Urban | 11.2 | 5,358 | 978 |
| Sutter County | Urban | 11.0 | 1,999 | 915 |
| Merced County | Urban | 10.8 | 7,285 | 861 |
| Alameda County | Urban | 10.7 | 17,256 | 831 |
| Kern County | Urban | 10.7 | 23,440 | 831 |
| Placer County | Urban | 10.6 | 3,267 | 793 |
| Glenn County | Rural | 10.4 | 595 | 745 |
| San Francisco County | Urban | 10.4 | 8,692 | 745 |
| El Dorado County | Urban | 10.3 | 1,625 | 718 |
| Kings County | Urban | 10.1 | 3,188 | 657 |
| Tulare County | Urban | 10.1 | 11,792 | 657 |
| Solano County | Urban | 10.0 | 5,024 | 631 |
| Imperial County | Urban | 9.8 | 4,325 | 568 |
| Fresno County | Urban | 9.5 | 22,316 | 489 |
| San Joaquin County | Urban | 9.5 | 12,324 | 489 |
| Nevada County | Rural | 9.4 | 1,042 | 456 |
| Lake County | Rural | 9.3 | 1,332 | 422 |
| Mariposa County | Rural | 9.3 | 256 | 422 |
| Sierra County | Rural | 9.3 | 33 | 422 |
| Amador County | Rural | 9.2 | 381 | 399 |
| Lassen County | Rural | 9.1 | 367 | 367 |
| Yuba County | Urban | 9.1 | 1,522 | 367 |
| Calaveras County | Rural | 9.0 | 508 | 344 |
| Sacramento County | Urban | 9.0 | 21,528 | 344 |
| Stanislaus County | Urban | 9.0 | 8,763 | 344 |
| Trinity County | Rural | 9.0 | 305 | 344 |
| Shasta County | Urban | 8.9 | 2,546 | 313 |
| Butte County | Urban | 8.8 | 3,732 | 288 |
| Mendocino County | Rural | 8.8 | 1,429 | 288 |
| Tuolumne County | Rural | 8.8 | 572 | 288 |
| Tehama County | Rural | 8.6 | 1,110 | 248 |
| Inyo County | Rural | 8.4 | 194 | 200 |
| Humboldt County | Rural | 8.1 | 2,387 | 150 |
| Modoc County | Rural | 8.1 | 131 | 150 |
| Del Norte County | Rural | 7.9 | 382 | 127 |
| Alpine County | Rural | 7.4 | 10 | 71 |
| Siskiyou County | Rural | 7.3 | 571 | 66 |
| Plumas County | Rural | 7.0 | 175 | 50 |
Notes:
Created by statecancerprofiles.cancer.gov on 03/27/2026 7:53 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 Small Area Health Insurance Estimates.
The race categorization for this statistic does not include individuals who responded with two more races.
For more information about Insurance: Percent uninsured in demographic group, people at or below 138% of poverty, see the dictionary.
Data for United States does not include Puerto Rico.