Halstead is located in Harvey county Kansas with a geographic area of 1.3 square miles. The total population in Halstead is 2,197 with 40.1% male and 59.9% female. Children under age 5 represent 6.3% of the population, under age 18 equal 29.0% of the population and over age 65 is 15.0% of the population. The median household income is $51,944, per capita income is $23,680. There are a total of 856 housing units with 64.0% owner occupied. Education includes 33.1% of residents that are high school graduates and 17.5% with a bachelor's degree or higher. The average temperature in Halstead in the summer is 78 degrees, and in the winter 32 degrees.