Bella vista is located in Benton county Arkansas with a geographic area of 45.3 square miles. The total population in Bella vista is 28,819 with 49.5% male and 50.5% female. Children under age 5 represent 4.3% of the population, under age 18 equal 18.3% of the population and over age 65 is 31.8% of the population. The median household income is $71,258, per capita income is $45,709. There are a total of 11,796 housing units with 87.6% owner occupied. Education includes 22.2% of residents that are high school graduates and 38.4% with a bachelor's degree or higher. The average temperature in Bella vista in the summer is 76 degrees, and in the winter 37 degrees.