Alexander County is the southernmost and southwesternmost county in the U.S. state of Illinois. As of the 2020 census, the population was 5,240. Its county seat is Cairo and its western boundary is formed by the Mississippi River.
What is the southernmost county in Illinois?
Alexander County is the southernmost county of the U.S. state of Illinois. As of the 2010 census, the population was 8,238. Its county seat is Cairo.
What is the southern most town in Illinois?
Situated at the flood-prone confluence of the Mississippi River and the Ohio River, at the southernmost point in Illinois, the port town of Cairo (pronounced CARE-o) boomed along with the steamboat industry.
What are the southern counties in Illinois?
Southern District of Illinois Division of CountiesAlexander.Clark.Clay.Crawford.Cumberland.Edwards.Effingham.Franklin.
What is the least populated county in Illinois?
Hardin County is a county located in the U.S. state of Illinois. According to the 2020 census, it has a population of 3,649, making it the least populous county in Illinois.
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