Oswego // is a village in Kendall County, Illinois, United States. The village population, in the 2010 census, is 30,355. Its population has more than doubled since the 2000 census count of 13,326. With that growth, Oswego is the largest city located completely within Kendall County. 
References[change | change source]
- "2016 U.S. Gazetteer Files". United States Census Bureau. Retrieved Jun 30, 2017.