
LaSalle County
LaSalle County is located in the North Central region of the U. S. state of Illinois; it has an estimated population of 109,430 as of 2018 and its county seat and largest city is Ottawa.
LaSalle County is located in the North Central region of the U. S. state of Illinois; it has an estimated population of 109,430 as of 2018 and its county seat and largest city is Ottawa.