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Marion County, Indiana
County in Indiana, United States / From Wikipedia, the free encyclopedia
For counties with a similar name, see Marion County (disambiguation).
Marion County is located in the U.S. state of Indiana. The 2020 United States census reported a population of 977,203,[1] making it the 54th-most populous county in the U.S., the most populous county in the state, and the main population center of the 11-county Indianapolis–Carmel–Greenwood MSA in central Indiana. Indianapolis is the county seat, the state capital, and most populous city.[2] Marion County is consolidated with Indianapolis through an arrangement known as Unigov.
Quick Facts Country, State ...
Marion County | |
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![]() Location within the U.S. state of Indiana | |
![]() Indiana's location within the U.S. | |
Coordinates: 39°47′N 86°08′W | |
Country | ![]() |
State | ![]() |
Founded | April 1, 1822 |
Named for | Francis Marion |
Seat | Indianapolis |
Largest city | Indianapolis |
Area | |
• Total | 403.01 sq mi (1,043.8 km2) |
• Land | 396.30 sq mi (1,026.4 km2) |
• Water | 6.71 sq mi (17.4 km2) |
Population (2020) | |
• Total | 977,203 |
• Estimate (2023) | 968,460 ![]() |
• Density | 2,400/sq mi (940/km2) |
Time zone | UTC−5 (Eastern) |
• Summer (DST) | UTC−4 (EDT) |
Congressional districts | 6th, 7th |
Website | www |
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