Cortland is unique from neighboring villages and cities because it is an incorporated town. According to the year 2000 census, Cortland had a population of 2,066 citizens. This news placed it as the third largest town in Illinois, with only Cicero and Normal having a larger population.

Since being incorporated in 1865, the Town of Cortland has been characterized by hometown living in a warm community atmosphere. Cortland is located along Illinois Route 38 and Somonauk Road in DeKalb County.