Alexander County, Administrative county in southern Illinois, United States.
Alexander County extends across 253 square miles of land where the Mississippi River and Ohio River meet at the southernmost tip of Illinois.
The territory became Alexander County in March 1819, named after William M. Alexander, who served as Speaker of the Illinois House of Representatives.
The county experienced significant demographic changes through migrations, leading to a diverse population mix of European and African American communities.
The county administration operates from the courthouse in Cairo, providing governmental services to residents across multiple municipalities and rural areas.
Alexander County recorded the largest population decrease among all United States counties between 2010 and 2020, declining by 36.4 percent.
Location: Illinois
Inception: March 4, 1819
Capital city: Cairo
Part of: Cape Girardeau, MO-IL Metropolitan Statistical Area
Shares border with: Union County, Ballard County, Pulaski County, Mississippi County, Scott County, Cape Girardeau County
Website: https://alexandercounty.illinois.gov
GPS coordinates: 37.19000,-89.34000
Latest update: May 27, 2025 08:52
Cairo Mississippi River Bridge
28.4 km
Magnolia Manor
24.5 km
Cache River
20.2 km
Bill Emerson Memorial Bridge
19.5 km
Cairo Ohio River Bridge
27.8 km
Cape Girardeau Bridge
19.5 km
Cairo Rail Bridge
23.6 km
Cairo I-57 Bridge
21.8 km
Thebes Bridge
11.6 km
Cairo Historic District
25.3 km
Dogtooth Bend Mounds and Village Site
14 km
Mound City National Cemetery
19.5 km
Horseshoe Lake
4.8 km
Glenn House
20 km
Mound City Civil War Naval Hospital
19.5 km
St. Vincent De Paul Catholic Church
20.1 km
Thebes Courthouse
11.1 km
B'Nai Israel Synagogue
20.2 km
Thomas J. and Caroline McClure House
16.4 km
Cape Girardeau Commercial Historic District
20.5 km
Pulaski County Courthouse
19.3 km
Charles Isaac and Lizzie Hunter Moore Anderson House
10.5 km
Cape Girardeau Court of Common Pleas
20.5 km
August and Amalia Shivelbine House
20.2 km
James Reynolds House
20.8 km
Klostermann Block
20.3 km
Commerce City Hall
10 km
Main-Spanish Commercial Historic District
20.3 kmReviews
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