From a total population of 110,080, Costa Mesa has a median age of 33.6. The average age of males, in Costa Mesa, is 32.9 while the average age of females is 34.4. When you compare this to median age of California, Costa Mesa is 2.0 years younger.
The median income of individuals, in Costa Mesa, is $33,342 while the average household income is $66,491. When comparing the median income of people living in Costa Mesa to the rest of California, the average income in Costa Mesa is $3,436 more.