Oswego is a village located in Kendall County, in the state of Illinois (IL), United States. Nestled in the East North Central division of the Midwest region, it covers an area of 6.6 square miles (17.0 km²) and sits at an elevation of 646 ft. With a population of approximately 13,326 residents, Oswego offers a vibrant community life.
The town's population is composed of about 49.1% males and 50.9% females, and it has a population density of 25.23 people per square mile (781.94/km²). Oswego lies at a latitude of 41.69 and a longitude of -88.34, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (0%), followed by English (11.2%), German (33.8%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 60543.