Costa Mesa, CA Census Data
Key demographic and economic indicators for Costa Mesa, California from the 2023 American Community Survey (ACS) 5-year estimates.
Updated: 2026-03-23 · Source: U.S. Census Bureau, ACS 2023
Population
110,538
51.0% male · 49.0% female
Median Age
36.5
2.2 below the national average (38.7 yrs)
Median Household Income
$110,073
31,535.0 above the national average ($78,538)
Bachelor's Degree or Higher
43.6%
8.6 above the national average (35.0%)
HS diploma or higher: 87.8%
Poverty Rate
8.9%
3.5 below the national average (12.4%)
Uninsured: 10.6%
Broadband Access
97.6%
7.9 above the national average (89.7%)
Median Home Value
$1,054,700
Median rent: $2,395 · 39% owner-occupied
Unemployment Rate
4.9%
Labor force participation: 69.9%
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Costa Mesa, CA Frequently Asked Questions
What is the population of Costa Mesa, CA?
The population of Costa Mesa, CA is 110,538 according to the 2023 American Community Survey 5-year estimates. The median age is 36.5 years.
What is the median household income in Costa Mesa?
The median household income in Costa Mesa, CA is $110,073, above the national average of $78,538. Per capita income is $52,727.
What is the poverty rate in Costa Mesa?
The poverty rate in Costa Mesa, CA is 8.9%, compared to the national average of 12.4%. About 10.6% of residents lack health insurance.
What percentage of Costa Mesa residents have a college degree?
43.6% of adults (25+) in Costa Mesa hold a bachelor's degree or higher, and 87.8% 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 Costa Mesa?
The median home value in Costa Mesa, CA is $1,054,700. Median rent is $2,395 per month, with 39% of housing units owner-occupied.
What is the racial makeup of Costa Mesa?
Costa Mesa's population is 52.7% White, 1.6% Black, 36.4% Hispanic or Latino, and 8.8% Asian (source: 2023 ACS).