Costa Mesa is a city located in California. With a 2020 population of 115,081, it is the 58th largest city in California and the 257th largest city in the United States. Costa Mesa is currently growing at a rate of 0.64% annually and its population has increased by 4.66% since the most recent census, which recorded a population of 109,960 in 2010. Spanning over 16 miles, Costa Mesa has a population density of 7,286 people per square mile.
The average household income in Costa Mesa is $103,257 with a poverty rate of 12.97%. The median rental costs in recent years comes to $1,786 per month, and the median house value is $707,600. The median age in Costa Mesa is 35 years, 34.9 years for males, and 35 years for females. For every 100 females there are 101.5 males.