Contra Costa County, California Household Income Distribution in 2021 (ACS-5Yrs)

Updated on March 19, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 405,106 of Contra Costa County, CA households, there were 93,733 households (23.14%) that had a household income that fell in the $200K - and Over category, and there were 51,734 households (12.77%) that had a household income that fell in the $150K - Less $200K category.

On the other hand, there were 68,529 households (16.92%) that had a household income that fell in the Less $40K category, and there were 18,668 households (4.61%) that had a household income that fell in the $40K - Less $50K category.

The chart below shows a subset of the percentages of Contra Costa County, CA households for the different household income categories. The table below shows both the number and percentages for many more household income categories.

You can also see similar information for other California counties, and for California.

Data Source: US Census Bureau.
Contra Costa County, CA Percentages of Households for Household Income Distribution Categories in 2021
Less $40K
16.92%
$40K - Less $50K
4.61%
$50K - Less $60K
5.09%
$60K - Less $75K
7.15%
$75K - Less $100K
11.33%
$100K - Less $125K
10.44%
$125K - Less $150K
8.55%
$150K - Less $200K
12.77%
$200K - and Over
23.14%
Contra Costa County, CA Household Income Distribution in 2021
Household Income Categories
Number of Households
Percent of Households (%)
$200K - and Over 93,733 23.14
$150K - Less $200K 51,734 12.77
$75K - Less $100K 45,903 11.33
$100K - Less $125K 42,308 10.44
$125K - Less $150K 34,654 8.55
$60K - Less $75K 28,957 7.15
$50K - Less $60K 20,620 5.09
Less $10K 14,340 3.54
$10K - Less $15K 10,199 2.52
$30K - Less $35K 10,194 2.52
$40K - Less $45K 9,893 2.44
$35K - Less $40K 9,138 2.26
$25K - Less $30K 8,990 2.22
$45K - Less $50K 8,775 2.17
$20K - Less $25K 8,203 2.03
$15K - Less $20K 7,465 1.84
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