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Ripley County (Ind.)
Located in southeastern Indiana, the county was named for War of 1812 General Eleazar Wheelock Ripley. The county seat is Versailles.
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Washington County (Ind.)
Located in south-central Indiana, the county was named for President George Washington. The county seat is Salem.
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Vanderburgh County (Ind.)
Located the southwestern tip of Indiana, along the Ohio River on the Kentucky border, the county was named for Captain Henry Vanderburgh, Revolutionary War veteran and territorial judge. Evansville is the county seat.
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St. Joseph County (Ind.)
Located in northern Indiana, along the Michigan border, the county was named for the St. Joseph River, which flows through it. South Bend is the county seat.
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Madison County (Ind.)
Located in central Indiana, the county was named for President James Madison. Anderson is the county seat.
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Knox County (Ind.)
Located in southwestern Indiana, along the Wabash River on the Illinois border, the county was named for Revolutionary War General Henry Knox. The county seat is Vincennes.
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Jefferson County (Ind.)
Located in southeastern Indiana, the county was named for President Thomas Jefferson. The county seat is Madison.
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Henry County (Ind.)
Located in east-central Indiana, the county was named for Patrick Henry. The county seat is New Castle.
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Fulton County (Ind.)
Located in north-central Indiana, the county was named for Robert Fulton. The county seat is Rochester.
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Delaware County (Ind.)
Located in east-central Indiana, the county was named for the indigenous people who lived there. The county seat is Muncie.
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Daviess County (Ind.)
Located in southwestern Indiana, the county was named for Major Joseph Hamilton Daveiss, a U.S. District Attorney and soldier, who was killed at the Battle of Tippecanoe. The county seat is Washington.
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Allen County (Ind.)
Located along the Ohio border in mortheastern Indiana, the county was named for Colonel John Allen, a Kentucky state senator who died in the War of 1812. The county seat is Fort Wayne.
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Montgomery County (Ind.)
Located in west-central Indiana, the county was named for Revolutionary War General Richard Montgomery. The county seat is Crawfordsville.
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Clinton County (Ind.)
Located in east-central Indiana, the county was formed from eastern Tippecanoe County, and was named for New York State governor DeWitt Clinton, the architect of the Erie Canal.
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Rush County (Ind.)
Located in south-eastern Indiana, the county was named for Dr. Benjamin Rush, who signed the Declaration of Independence.
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Wayne County (Ind.)
The county is located in east central Indiana, along the Ohio border, and the county seat is Richmond. It was named for Revolutionary War General "Mad" Anthony Wayne.
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Marion County (Ind.)
The county is located in the center of Indiana, and the county seat is also the state capital of Indianapolis. It was named for Revolutionary War General Francis Marion.
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Vigo County (Ind.)
The county is located in western Indiana, on the border with Illinois. The county seat is Terre Haute. It was named for Colonel Francis Vigo, who finanaced both the explorations and Revolutionary War exploits of General George Rogers Clark.
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Union County (Ind.)
The county is located in southeast Indiana along the Ohio Border, and the county seat is Liberty. The county names refers to the county being formed as a union of land carved from three other counties.
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Switzerland County (Ind.)
The county is located in southeastern Indiana along the Ohio River, across from northern Kentucky, and the county seat is Vevay. It was named for the large number of Swiss among the early settlers.
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Sullivan County (Ind.)
The county is located in western Indiana on the Illinois border, just south of Terre Haute. The county seat is also called Sullivan. The county was named for Daniel Sullivan who was said to be a Revolutionary War officer killed by indigenous people while carrying dispatches through the area.
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Shelby County (Ind.)
The county is located in central Indiana, southeast of Indianapolis, and the county seat is Shelbyville. The county was named for Revolutionary War General Isaac Shelby.
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Ohio County (Ind.)
The county is located in southeastern Indiana along the Ohio River it was named for, across from northern Kentucky. The county seat is Rising Sun.
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Johnson County (Ind.)
The county is located in central Indiana, just south of Indianapolis, and the county seat is Franklin. It was named for John Johnson, a state Supreme Court justice.
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Hendricks County (Ind.)
The county is located in central Indiana, west of Indianaoplis. The county seat is Danville. The county was named for William Hendricks, Governor of Indiana at the time the county was established.