About Costa Mesa
Costa Mesa is a city located in United States, in the California region. According to the latest available data (2026), the population of Costa Mesa is approximately 111,918 residents, making it the #750 most populous city in United States.
Globally, Costa Mesa ranks #14,273 among the world's most populated cities.
Costa Mesa City Statistics
| City | Costa Mesa |
| Country |  United States |
| Population | 111,918 |
| Global Rank | #14,273 |
| Rank in United States | #750 of 867 cities |
| City Category | city |
| Region | California |
| Latitude | 33.67 |
| Longitude | -117.91 |
| Data Year | 2026 |
Where is Costa Mesa Located?
Costa Mesa is located in United States, in the California region, at coordinates 33.67° latitude and -117.91° longitude. Costa Mesa sits in the subtropics, typically enjoying warm temperatures year-round.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of Costa Mesa?
The population of Costa Mesa is approximately 111,918 residents according to the latest available data (2026).
Where is Costa Mesa located?
Costa Mesa is located in United States at approximately 33.67° latitude and -117.91° longitude.
Is Costa Mesa one of the largest cities in United States?
With a population of 111,918, Costa Mesa is one of the notable urban areas in United States. It ranks #750 out of 867 cities in the country.
