Dawson is located in Sangamon county Illinois with a geographic area of 0.8 square miles. The total population in Dawson is 705 with 47.7% male and 52.3% female. Children under age 5 represent 5.4% of the population, under age 18 equal 25.2% of the population and over age 65 is 17.4% of the population. The median household income is $56,964, per capita income is $26,873. There are a total of 263 housing units with 79.5% owner occupied. Education includes 57.4% of residents that are high school graduates and 9.1% with a bachelor's degree or higher. The average temperature in Dawson in the summer is 74 degrees, and in the winter 27 degrees.