Lompoc is located in Santa barbara county California with a geographic area of 11.6 square miles. The total population in Lompoc is 42,753 with 55.2% male and 44.8% female. Children under age 5 represent 7.1% of the population, under age 18 equal 27.4% of the population and over age 65 is 11.2% of the population. The median household income is $57,071, per capita income is $23,739. There are a total of 13,216 housing units with 45.3% owner occupied. Education includes 22.7% of residents that are high school graduates and 16.9% with a bachelor's degree or higher. The average temperature in Lompoc in the summer is 64 degrees, and in the winter 43 degrees.