Alta is located in Teton county Wyoming with a geographic area of 8.3 square miles. The total population in Alta is 294 with 39.8% male and 60.2% female. Children under age 5 represent 0.0% of the population, under age 18 equal 20.1% of the population and over age 65 is 39.8% of the population. The median household income is $89,271, per capita income is $42,976. There are a total of 143 housing units with 86.7% owner occupied. Education includes 0.0% of residents that are high school graduates and 54.5% with a bachelor's degree or higher. The average temperature in Alta in the summer is 59 degrees, and in the winter 16 degrees.