In the city, the population was spread out, with 34.7% under the age of 18, 7.8% from 18 to 24, 33.3% from 25 to 44, 17.2% from 45 to 64, and 7.1% who were 65 years of age or older. The median age was 31 years. The above-average number of young people in Temecula was attributed to an influx of middle-class families came to buy homes in the 1990s real estate boom. For every 100 females, there were 97.6 males. For every 100 females age 18 and over, there were 94.2 males.
in the city the population was spread out with 347% under the age of 18 78% from 18 to 24 333% from 25 to 44 172% from 45 to 64 and 71% who were 65 years of age or older the median age was 31 years the above-average number of young people in temecula was attributed to an influx of middle-class families came to buy homes in the 1990s real estate boom for every 100 females there were 976 males for every 100 females age 18 and over there were 942 males