About California on hearthmap
hearthmap aggregates housing, demographic, school, crime, and environmental data for every county, town, and ZIP code in California. Use the interactive map to compare areas side by side, filter by what matters to you, or rank places with a custom match score.
Data is refreshed periodically from public sources including the U.S. Census Bureau, the National Center for Education Statistics, the FBI Uniform Crime Reporting Program, the EPA, Zillow, and Redfin. Source attribution is shown on each metric in the app.
Counties in California
58 counties, ranked by population.
- 1Los Angeles9,808,667
- 2San Diego3,288,774
- 3Orange3,165,820
- 4Riverside2,478,600
- 5San Bernardino2,197,104
- 6Santa Clara1,902,047
- 7Alameda1,649,473
- 8Sacramento1,594,006
- 9Contra Costa1,165,012
- 10Fresno1,016,725
- 11Kern915,075
- 12Ventura837,469
- 13San Francisco830,235
- 14San Joaquin797,334
- 15San Mateo742,340
- 16Stanislaus553,990
- 17Sonoma485,040
- 18Tulare478,693
- 19Solano451,918
- 20Santa Barbara443,701
- 21Monterey437,613
- 22Placer419,156
- 23Merced290,201
- 24San Luis Obispo281,555
- 25Santa Cruz264,926
- 26Marin257,969
- 27Yolo220,564
- 28Butte207,929
- 29El Dorado192,662
- 30Shasta181,436
- 31Imperial180,202
- 32Madera160,940
- 33Kings153,298
- 34Napa134,869
- 35Humboldt134,541
- 36Nevada102,481
- 37Sutter98,857
- 38Mendocino90,244
- 39Yuba84,507
- 40Lake68,152
- 41San Benito67,290
- 42Tehama65,167
- 43Tuolumne54,498
- 44Calaveras46,248
- 45Siskiyou43,466
- 46Amador41,428
- 47Lassen30,356
- 48Glenn28,494
- 49Del Norte27,107
- 50Colusa21,984
- 51Plumas19,423
- 52Inyo18,739
- 53Mariposa17,082
- 54Trinity15,860
- 55Mono13,148
- 56Modoc8,600
- 57Sierra2,746
- 58Alpine1,616
County rankings in California
Every county in California, ranked on one decision metric at a time.
- 01Cheapest home pricesCheapest Counties to Buy a House in California
- 02Lowest monthly housing paymentCounties With the Lowest Monthly Housing Payment in California
- 03Lowest property taxLowest Property Taxes in California by County
- 04Cheapest homeowners insuranceCounties With the Cheapest Homeowners Insurance in California
- 05Cheapest childcare costCounties With the Cheapest Childcare in California
- 06Lowest natural disaster riskLowest Natural Disaster Risk Counties in California
- 07Lowest flood riskLowest Flood Risk Counties in California
- 08Lowest wildfire riskLowest Wildfire Risk Counties in California
- 09Safest countiesSafest Counties (Lowest Violent Crime) in California
- 10Best school ratingsCalifornia School Rankings by County
- 11Highest household incomeCounties With the Highest Household Income in California
- 12Shortest commute timeCounties With the Shortest Commute in California
- 13Fastest-selling homesCounties Where Homes Sell Fastest in California
California at a glance: frequently asked questions
- What is the population of California?
- California has a population of 39,287,377 based on the most recent US Census estimate.
- What is the median home price in California?
- The median home value in California is $860,133. Hover any county on the map for that county's value, or open Compare to put two states side by side.
- What is the median household income in California?
- Median household income in California is $99,122 per year, sourced from the US Census American Community Survey.
- How many counties are in California?
- California has 58 counties. Each county page on hearthmap shows housing, school, crime, and demographic data town by town.
- What is the average commute time in California?
- The average one-way commute in California is 28.7 minutes, based on US Census ACS journey-to-work data.
Compare California with other places
Put up to four states, counties, towns, or ZIPs side by side on income, housing, crime, education, and more.