Walnut Creek, CA Census Data
Key demographic and economic indicators for Walnut Creek, California from the 2023 American Community Survey (ACS) 5-year estimates.
Updated: 2026-03-23 · Source: U.S. Census Bureau, ACS 2023
Population
69,790
47.7% male · 52.3% female
Median Age
46.1
7.4 above the national average (38.7 yrs)
Median Household Income
$135,665
57,127.0 above the national average ($78,538)
Bachelor's Degree or Higher
69.4%
34.4 above the national average (35.0%)
HS diploma or higher: 97.2%
Poverty Rate
5.9%
6.5 below the national average (12.4%)
Uninsured: 2.3%
Broadband Access
97.7%
8.0 above the national average (89.7%)
Median Home Value
$1,031,100
Median rent: $2,613 · 64% owner-occupied
Unemployment Rate
5.2%
Labor force participation: 55.6%
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Walnut Creek, CA Frequently Asked Questions
What is the population of Walnut Creek, CA?
The population of Walnut Creek, CA is 69,790 according to the 2023 American Community Survey 5-year estimates. The median age is 46.1 years.
What is the median household income in Walnut Creek?
The median household income in Walnut Creek, CA is $135,665, above the national average of $78,538. Per capita income is $80,828.
What is the poverty rate in Walnut Creek?
The poverty rate in Walnut Creek, CA is 5.9%, compared to the national average of 12.4%. About 2.3% of residents lack health insurance.
What percentage of Walnut Creek residents have a college degree?
69.4% of adults (25+) in Walnut Creek hold a bachelor's degree or higher, and 97.2% have at least a high school diploma. The national average for bachelor's degree holders is 35.0%.
What is the median home value in Walnut Creek?
The median home value in Walnut Creek, CA is $1,031,100. Median rent is $2,613 per month, with 64% of housing units owner-occupied.
What is the racial makeup of Walnut Creek?
Walnut Creek's population is 65.0% White, 2.4% Black, 11.8% Hispanic or Latino, and 16.7% Asian (source: 2023 ACS).