Greybull is located in Big horn county Wyoming with a geographic area of 1.9 square miles. The total population in Greybull is 2,145 with 49.8% male and 50.2% female. Children under age 5 represent 11.4% of the population, under age 18 equal 29.9% of the population and over age 65 is 16.9% of the population. The median household income is $50,956, per capita income is $20,647. There are a total of 737 housing units with 69.6% owner occupied. Education includes 34.2% of residents that are high school graduates and 18.0% with a bachelor's degree or higher. The average temperature in Greybull in the summer is 59 degrees, and in the winter 16 degrees.