Capital City Comparison
Geography

Illinois vs Ohio: Capital City

Illinois's capital is Springfield and Ohio's capital is Columbus.

Illinois flag
Illinois
IL • Midwest
Springfield
The official state capital.
Ohio flag
Ohio
OH • Midwest
Columbus
The official state capital.

Related Context

States at a Glance

Key facts about each state alongside the capital comparison.

Metric
Illinois
Ohio
Population
12,812,508
11,799,448
State Color
Solid Blue
Solid Red
Governor Party
Democratic
Republican
Median Income
$78,433
$66,990
Cost of Living Index
95.2
91.0
Illinois
Springfield
Ohio
Columbus

People Also Ask

Illinois vs Ohio Capital City — Common Questions

Q What is Illinois's capital city?

Illinois's capital city is Springfield.

Q What is Ohio's capital city?

Ohio's capital city is Columbus.

More Comparisons: Illinois vs Ohio

Grouped tabs keep the deep-dive links tighter and easier to scan.

Land Area Highest Point Statehood Region
Full Comparison

Explore Each State

Illinois flag Illinois Symbols Ohio flag Ohio Symbols Compare Other States

Sources: Core demographic data comes from the 2020 U.S. Census, with land area from U.S. Census Bureau TIGER files. Income, housing, affordability, and tax fields are maintained in our comparison dataset, with minimum wage data from the U.S. Department of Labor, gas prices from AAA, and electricity rates from the U.S. Energy Information Administration. Political control and election fields use 2024 presidential results together with National Conference of State Legislatures data. Gun-law labels use the Giffords scorecard, alcohol system data comes from NABCA, and marijuana status uses NCSL's state cannabis laws tracker.