Preventive Services Utilization Rates by County -- All Years

County Utilization Rate Average Number of Children
Alameda 44.7 143,110
Alpine 16.1 101
Amador 33.9 3,214
Butte 38 28,446
Calaveras 33.8 4,634
Colusa 53.8 4,934
Contra Costa 42.1 107,965
Del Norte 42.4 4,418
El Dorado 39 15,164
Fresno 46.4 217,084
Glenn 45.3 5,948
Humboldt 41.8 19,850
Imperial 42.7 39,071
Inyo 34.7 2,327
Kern 40.7 192,355
Kings 39.9 27,997
Lake 43.2 11,773
Lassen 30.5 3,006
Los Angeles 45.9 1,398,304
Madera 56 35,525
Marin 41 19,050
Mariposa 26.1 1,821
Mendocino 50.7 15,458
Merced 45.3 65,597
Modoc 39.2 1,278
Mono 46.4 1,496
Monterey 55.8 88,296
Napa 45.9 14,563
Nevada 32.2 9,895
Orange 50.6 347,910
Placer 36.1 27,606
Plumas 24.4 2,323
Riverside 42.5 391,368
Sacramento 45 219,274
San Benito 39.6 8,583
San Bernardino 42.4 381,741
San Diego 45.3 339,404
San Francisco 50.8 53,617
San Joaquin 44 133,659
San Luis Obispo 54.1 25,303
San Mateo 47.8 53,560
Santa Barbara 58 70,194
Santa Clara 46.3 146,475
Santa Cruz 50.8 30,462
Shasta 37.1 24,906
Sierra 23.9 269
Siskiyou 38.4 6,665
Solano 38.3 48,648
Sonoma 45.2 51,283
Stanislaus 39.1 105,552
Sutter 46.9 17,971
Tehama 38.8 12,062
Trinity 38.2 1,536
Tulare 45.8 118,146
Tuolumne 35.4 5,023
Unknown 7.8 20,377
Ventura 43 103,053
Yolo 44.4 23,196
Yuba 41 14,160

Source: Analysis of data from the Department of Health Care Services' Management Information System/Decision Support System.

Note: To maintain the confidentiality of small groups of children, we redacted groups of 10 or less children from the above information.