LaSalle County, Illinois

county in Illinois, United States

LaSalle County is located in the North Central region of the U.S. state of Illinois. It has an population of 109,658 in 2020.[1] Its county seat and largest city is Ottawa.[2]

References

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  1. "QuickFacts: LaSalle County, Illinois". United States Census Bureau. Retrieved August 11, 2023.
  2. "Find a County". National Association of Counties. Archived from the original on 2011-05-31. Retrieved 2011-06-07.