Costa Mesa, CA Demographics
Costa Mesa, CA is the 59th most populous of 1611 cities in California, with 111,918 residents across 16 square miles. That is about 7,081 people per square mile.
At the 2020 census
| Population | 111,918 |
|---|---|
| Land area | 16 sq mi |
| Density | 7,081 / sq mi |
Data: 2020 Census · American Community Survey 2024
How Costa Mesa, CA compares to the US
We're computing this city's comparison table. Check back shortly. Population, land area, and density above are already exact.
Related places
About this page
City statistics cover the municipal boundary only, not the wider metro area.
Figures come from the 2020 census and the American Community Survey, compared against national averages.