Mountain view is located in Hawaii county Hawaii with a geographic area of 54.9 square miles. The total population in Mountain view is 3,517 with 46.2% male and 53.8% female. Children under age 5 represent 14.6% of the population, under age 18 equal 34.7% of the population and over age 65 is 15.2% of the population. The median household income is $43,868, per capita income is $19,749. There are a total of 1,154 housing units with 66.1% owner occupied. Education includes 42.5% of residents that are high school graduates and 22.1% with a bachelor's degree or higher. The average temperature in Mountain view in the summer is 85 degrees, and in the winter 78 degrees.