Cost of Living in Sonoma County, CA

Modeled annual cost: $75,135.

Median family income: $124,032.

Affordability Snapshot

CA County Median

$58,396

State Rank

12thMost expensive counties in CA out of 58See California county rankings

Median Income

$124,032

Location Type

Metro

Biggest category:

Housing is the biggest expense in Sonoma County, CA.

$22,548 per year.

Cost breakdown

Total

$75,135

Per year

  • Housing:$22,548
  • Taxes:$17,844
  • Transport:$14,031
  • Other Costs:$8,634
  • Healthcare:$6,815
  • Food:$5,262
  • Childcare:$0

* Percentages may not add up to 100% due to rounding.

Cheaper counties in California

1Imperial County, CA
$47,311
2Kern County, CA
$49,670
3Glenn County, CA
$50,489
4Del Norte County, CA
$50,714
5Modoc County, CA
$50,936

Popular comparisons in California

See how Sonoma County, CA compares across the country.

Explore our cost of living interactive map to compare Sonoma County, CA with multiple counties in the United States.

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Cost of Living in Sonoma County, CA (2026)