Hinckley is located in Millard county Utah with a geographic area of 5.0 square miles. The total population in Hinckley is 812 with 45.8% male and 54.2% female. Children under age 5 represent 7.9% of the population, under age 18 equal 26.8% of the population and over age 65 is 13.4% of the population. The median household income is $67,500, per capita income is $25,011. There are a total of 264 housing units with 65.5% owner occupied. Education includes 36.7% of residents that are high school graduates and 12.1% with a bachelor's degree or higher. The average temperature in Hinckley in the summer is 70 degrees, and in the winter 30 degrees.