County directory · Official data joined by FIPS
California counties
Compare all 58 counties and county equivalents in California by income, housing, employment, education, health, and population.
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All California counties
Every row uses county-level ACS, LAUS, and County Health Rankings data. Standalone profiles still open only above the publication gate.
58 counties
Publication gate: population ≥ 100,000 or largest in state
| Rank | County | Population | Income | Home value | Unemployment | Degree+ | Life exp. | Profile |
|---|---|---|---|---|---|---|---|---|
| #1 | Los Angeles County | 9,808,667 | $90,112 | $834,200 | 5.7% | 36% | 79.4 yrs | Open |
| #2 | San Diego County | 3,288,774 | $106,268 | $854,700 | 4.3% | 43.2% | 80.3 yrs | Open |
| #3 | Orange County | 3,165,820 | $116,289 | $962,600 | 3.9% | 44.1% | 81.3 yrs | Open |
| #4 | Riverside County | 2,478,600 | $93,074 | $557,300 | 5.3% | 25.6% | 77.8 yrs | Open |
| #5 | San Bernardino County | 2,197,104 | $85,478 | $505,000 | 5.1% | 23.3% | 75.4 yrs | Open |
| #6 | Santa Clara County | 1,902,047 | $164,281 | $1,490,600 | 4.1% | 56.5% | 83.8 yrs | Open |
| #7 | Alameda County | 1,649,473 | $129,367 | $1,090,100 | 4.5% | 52.2% | 82 yrs | Open |
| #8 | Sacramento County | 1,594,006 | $92,175 | $534,200 | 4.7% | 34.1% | 78 yrs | Open |
| #9 | Contra Costa County | 1,165,012 | $127,229 | $866,800 | 4.5% | 45.2% | 81.2 yrs | Open |
| #10 | Fresno County | 1,016,725 | $74,201 | $388,800 | 7.9% | 24.3% | 75.9 yrs | Open |
| #11 | Kern County | 915,075 | $70,210 | $338,300 | 8.6% | 18.8% | 74.2 yrs | Open |
| #12 | Ventura County | 837,469 | $109,797 | $822,700 | 4.6% | 36.1% | 80.7 yrs | Open |
| #13 | San Francisco County | 830,235 | $140,970 | $1,394,500 | 3.9% | 60.3% | 82.4 yrs | Open |
| #14 | San Joaquin County | 797,334 | $92,179 | $530,700 | 6.5% | 22.7% | 76.4 yrs | Open |
| #15 | San Mateo County | 742,340 | $158,855 | $1,559,600 | 3.6% | 53.7% | 84.1 yrs | Open |
| #16 | Stanislaus County | 553,990 | $81,468 | $450,100 | 6.9% | 19.6% | 75.4 yrs | Open |
| #17 | Sonoma County | 485,040 | $104,674 | $815,500 | 4.1% | 38.5% | 80.6 yrs | Open |
| #18 | Tulare County | 478,693 | $71,300 | $330,100 | 10.3% | 16.6% | 75.5 yrs | Open |
| #19 | Solano County | 451,918 | $100,401 | $617,700 | 5% | 28.8% | 78.8 yrs | Open |
| #20 | Santa Barbara County | 443,701 | $98,161 | $790,700 | 4.5% | 36.8% | 80.6 yrs | Open |
| #21 | Monterey County | 437,613 | $97,230 | $781,000 | 7.3% | 28.2% | 80.8 yrs | Open |
| #22 | Placer County | 419,156 | $115,998 | $688,100 | 4.1% | 43.2% | 81.2 yrs | Open |
| #23 | Merced County | 290,201 | $65,510 | $391,800 | 9.8% | 15.3% | 76.2 yrs | Open |
| #24 | San Luis Obispo County | 281,555 | $97,446 | $824,700 | 4.1% | 39.8% | 80.7 yrs | Open |
| #25 | Santa Cruz County | 264,926 | $111,093 | $1,027,500 | 5.9% | 43.9% | 81.8 yrs | Open |
| #26 | Marin County | 257,969 | $149,091 | $1,507,300 | 3.9% | 61.1% | 84.3 yrs | Open |
| #27 | Yolo County | 220,564 | $91,752 | $620,700 | 5.4% | 44.8% | 79.9 yrs | Open |
| #28 | Butte County | 207,929 | $67,928 | $424,700 | 5.9% | 31.9% | 75.7 yrs | Open |
| #29 | El Dorado County | 192,662 | $108,845 | $679,900 | 4.7% | 40% | 80.6 yrs | Open |
| #30 | Shasta County | 181,436 | $72,636 | $366,400 | 5.3% | 23.8% | 74.3 yrs | Open |
| #31 | Imperial County | 180,202 | $57,681 | $309,600 | 18.4% | 16.1% | 76.2 yrs | Open |
| #32 | Madera County | 160,940 | $76,627 | $393,200 | 7.5% | 17.9% | 76.5 yrs | Open |
| #33 | Kings County | 153,298 | $70,995 | $324,300 | 8.9% | 13.6% | 76.6 yrs | Open |
| #34 | Napa County | 134,869 | $111,471 | $869,500 | 3.9% | 39.8% | 81.2 yrs | Open |
| #35 | Humboldt County | 134,541 | $61,160 | $446,900 | 5.2% | 33.1% | 75.8 yrs | Open |
| #36 | Nevada County | 102,481 | $89,882 | $621,800 | 4.5% | 41.5% | 80 yrs | Open |
| #37 | Sutter County | 98,857 | $79,704 | $433,500 | 8.6% | 20.9% | 77.3 yrs | Data row |
| #38 | Mendocino County | 90,244 | $68,092 | $512,200 | 5.5% | 25.2% | 76.8 yrs | Data row |
| #39 | Yuba County | 84,507 | $76,373 | $412,300 | 6.8% | 17.7% | 75.1 yrs | Data row |
| #40 | Lake County | 68,152 | $60,621 | $324,300 | 7% | 17.8% | 74.1 yrs | Data row |
| #41 | San Benito County | 67,290 | $114,394 | $793,400 | 6.3% | 24.1% | 79.9 yrs | Data row |
| #42 | Tehama County | 65,167 | $63,784 | $339,600 | 6.2% | 19.3% | 74.3 yrs | Data row |
| #43 | Tuolumne County | 54,498 | $77,404 | $433,200 | 5.2% | 24.6% | 76.4 yrs | Data row |
| #44 | Calaveras County | 46,248 | $78,647 | $457,200 | 6% | 23.9% | 78.8 yrs | Data row |
| #45 | Siskiyou County | 43,466 | $59,095 | $309,500 | 7% | 23.3% | 73.1 yrs | Data row |
| #46 | Amador County | 41,428 | $88,044 | $449,800 | 5.5% | 22.4% | 78.5 yrs | Data row |
| #47 | Lassen County | 30,356 | $67,403 | $265,300 | 6.3% | 13.1% | 74.9 yrs | Data row |
| #48 | Glenn County | 28,494 | $67,139 | $352,400 | 7.1% | 15.1% | 75.4 yrs | Data row |
| #49 | Del Norte County | 27,107 | $67,058 | $342,000 | 6.2% | 21.4% | 73.8 yrs | Data row |
| #50 | Colusa County | 21,984 | $75,672 | $393,400 | 13% | 16.4% | 79.2 yrs | Data row |
| #51 | Plumas County | 19,423 | $66,031 | $360,200 | 7.1% | 22.5% | 78.2 yrs | Data row |
| #52 | Inyo County | 18,739 | $73,991 | $348,700 | 4.2% | 31.5% | 76.6 yrs | Data row |
| #53 | Mariposa County | 17,082 | $68,412 | $387,900 | 5.5% | 31.8% | 78.3 yrs | Data row |
| #54 | Trinity County | 15,860 | $53,002 | $325,800 | 5.8% | 22.4% | 77 yrs | Data row |
| #55 | Mono County | 13,148 | $99,415 | $639,400 | 4.2% | 32.2% | 93.6 yrs | Data row |
| #56 | Modoc County | 8,600 | $59,455 | $224,700 | 7% | 24.8% | 74.6 yrs | Data row |
| #57 | Sierra County | 2,746 | $63,355 | $331,900 | 5.4% | 25.8% | 81.3 yrs | Data row |
| #58 | Alpine County | 1,616 | $105,521 | $590,200 | 7.8% | 41.1% | — | Data row |
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County data policy
Depth without index bloat
Every county stays available in this directory, but a standalone profile is published only when population is at least 100,000 or the county is the largest in its state. This keeps smaller counties comparable without producing thousands of thin pages.
Five-digit FIPS—not the county name—is the join key. ACS supplies income, housing, population, and education; BLS LAUS supplies annual employment; County Health Rankings supplies health outcomes and access.