List of all cities and towns in Saint Clair County St. Clair County is the ninth most populous county in Illinois. It is in the southern part of the state, along the Mississippi River, on the border with Missouri. The county is right east of St. Louis and is part of the Greater St. Louis …
List of all cities and towns in Rock Island County Rock Island County is a county in the United States of America, bordered on the west by the Mississippi River. It had a population of 147,546 people according to the 2010 census. Rock Island is the county seat, and Moline is the major city. Rock …
List of all cities and towns in Richland County Richland County is a county in the state of Illinois in the United States. The 2020 US census said that there were 15,813 people living there. Olney is the county seat. In 1841, parts of the east part of Clay County and the west part of …
List of all cities and towns in Randolph County Randolph County is a county in the United States state of Illinois. It had a population of 30,163 people according to the 2020 census. Chester is its county seat. Because of its historical significance, the county motto is “Where Illinois Began.” It is home to the …
List of all cities and towns in Putnam County Putnam County is the Illinois county with the smallest area. The 2010 census said that there were 6,006 people living there. Hennepin is the county seat. The county was made out of Fulton County in 1825. It was named after General Israel Putnam, who fought in …
List of all cities and towns in Pulaski County Pulaski County is a county in the United States state of Illinois. It had a population of 5,193 people according to the 2020 census.Mound City is the county seat. Mounds is its largest city. It is known locally as “Little Egypt” and is located along the …
List of all cities and towns in Pope County Pope County is the county in the U.S. state of Illinois that is the most south-eastern. According to the 2020 census, there were 3,763 people living there. This made it the second-least populated county in Illinois. Golconda is the county seat. The county was made in …
List of all cities and towns in Pike County Pike County is a county in Illinois, United States. It is located in western Illinois between the Mississippi and Illinois rivers. It has a population of 16,430 people according to the 2010 United States Census. Pittsfield is the county seat. Pike County was founded from Madison …
List of all cities and towns in Piatt County It is a county in the state of Illinois. The 2020 United States Census said that there were 16,673 people living there. Monticello is the county seat. Piatt County is a part of the Metropolitan Statistical Area of Champaign–Urbana, IL. George Haworth, a Quaker, was the …
List of all cities and towns in Perry County Perry County is located in the state of Illinois. It has a population of 22,350 people according to the 2010 census. Pinckneyville is the county seat. It is located in the “Little Egypt” region of southern Illinois. Perry County was created in 1827 by combining Jackson …
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