Pecatonica is located in Winnebago county Illinois with a geographic area of 1.3 square miles. The total population in Pecatonica is 1,957 with 53.7% male and 46.3% female. Children under age 5 represent 8.2% of the population, under age 18 equal 22.2% of the population and over age 65 is 16.0% of the population. The median household income is $62,250, per capita income is $27,488. There are a total of 799 housing units with 79.5% owner occupied. Education includes 36.7% of residents that are high school graduates and 13.1% with a bachelor's degree or higher. The average temperature in Pecatonica in the summer is 74 degrees, and in the winter 27 degrees.
