Cities & Towns in LaSalle County, IL

LaSalle County, county in Illinois, United States. As of 2020 county had an estimated population of 107,571 inhabitants. The county was created 191 years ago in 1831. Its county seat is "Ottawa".

There are 4 city/town in LaSalle County, IL. The largest city of LaSalle County is Streator with a population of 12,933. Other cities include, Sheridan population 2,515, Seneca population 2,179 and Serena population 1,088


Streator, city in Illinois


Sheridan, village in Illinois, United States


Seneca, village in Illinois

All LaSalle County Cities (Aphebetical)

Cities, Towns, Neighborhoods & Other Populated Places in LaSalle County.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z all
City Name Title County Population
Seneca Village in Illinois LaSalle 2,179
Serena Human settlement in Illinois, United States of America LaSalle 1,088
Sheridan Village in Illinois, United States LaSalle 2,515
Streator City in Illinois LaSalle 12,933