Deweyville is located in Box elder county Utah with a geographic area of 6.4 square miles. The total population in Deweyville is 370 with 47.8% male and 52.2% female. Children under age 5 represent 2.4% of the population, under age 18 equal 21.6% of the population and over age 65 is 23.5% of the population. The median household income is $70,417, per capita income is $25,835. There are a total of 133 housing units with 94.0% owner occupied. Education includes 21.1% of residents that are high school graduates and 25.6% with a bachelor's degree or higher. The average temperature in Deweyville in the summer is 70 degrees, and in the winter 30 degrees.