Westminster is located in Orange county California with a geographic area of 10.0 square miles. The total population in Westminster is 90,857 with 49.2% male and 50.8% female. Children under age 5 represent 5.6% of the population, under age 18 equal 21.4% of the population and over age 65 is 16.5% of the population. The median household income is $67,142, per capita income is $28,980. There are a total of 27,144 housing units with 53.4% owner occupied. Education includes 20.2% of residents that are high school graduates and 29.1% with a bachelor's degree or higher. The average temperature in Westminster in the summer is 72 degrees, and in the winter 43 degrees.
