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Cumberland County (Ky.)
Located in south-central Kentucky along the Tennessee border, the county was named for the Cumberland River which flows through the county. Reputedly, the river was originally named for the Duke of Cumberland by explorer Dr. Thomas Walker. The county seat is Burkesville.
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Casey County (Ky.)
Located in south-central Kentucky, the county was named for early settler Colonel William Casey. The county seat is Liberty.
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Carter County (Ky.)
Located in northeastern Kentucky, the county was named for state senator Colonel William Grayson Carter. The county seat is Grayson.
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Calloway County (Ky.)
Located in the southwest corner of Kentucky along the Tennessee border, the county was named for Colonel Richard Calloway, Daniel Boone's partner in founding the Boonsborough settlement. The county seat is Murray.
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Caldwell County (Ky.)
Located in southwestern Kentucky, the county was named for Lieutenant Governor John Caldwell. The county seat is Princeton.
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Butler County (Ky.)
Located in western Kentucky, the county was named for Revolutionary War General Richard Butler. The county seat is Morgantown.
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Bullitt County (Ky.)
Located in central Kentucky along the Ohio River bordering Indiana, the county was named for Alexander Scott Bullitt, one of the crafters of the Kentucky state constitution and later lieutenant governor. The county seat is Shepherdsville.
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Breckinridge County (Ky.)
Located in central Kentucky along the Ohio River, the county was named for John Breckinridge, US Attorney General and Senator for Kentucky. The county seat is Hardinsburg.
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Breathitt County (Ky.)
Located in central-eastern Kentucky, the county was named for Governor John Breathitt. The county seat is Jackson.
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Boyd County (Ky.)
Located in the northeastern corner of Kentucky, along the Ohio River bordering West Virginia, the county was named for U.S. Speaker of the House Linn Boyd. The county seat is Catlettsburg.
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Bell County (Ky.)
Located in the south-eatern cormer of Kentucky, bordering both Tennessee and Virginia, was named for U.S. Representative Joshua Fry Bell. It contains part of Cumberland Gap National Historical Partk. The county seat is Pineville.
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Bath County (Ky.)
Located in northeastern Kentucky, the county was named for the natural springs in the area that were believed to have medicinal qualities. The county seat is Owingsville.
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Barren County (Ky.)
Located in south-central Kentucky, near the Tennessee border, the county was named for the barren-looking meadows that covered much of the county at the time it was settled. The county seat is Glasgow.
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Ballard County (Ky.)
Located in the southwestern corner of Kentucky along the Ohio River, the county was named for Captain Bland W. Ballard, a state politician and veteran of both the Revolutionary War and the War of 1812. The county seat is Wickliffe.
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Allen County (Ky.)
Located in south-central Kentucky, along the Tennessee border, the county was named for Lieutenant Colonel John Allen, a state senator who was killed at the Battle of River Basin in 1813. The county seat is Scottsville.
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Knox County (Ky.)
Located in southeastern Kentucky, close to the Tennessee border, Knox County was presumably named for Revolutionary War General Henry Knox., though there is some argument that it was named for explorer James Knox. The county seat is Barbourville.
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Warren County (Ky.)
Located in southwestern Kentucky, the county was named for General Joseph Warren, of Massachusetts, who was killed in 1775 in the Battle of Bunker Hill. The county seat is Bowling Green.
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Hickman County (Ky.)
Located in the southwest corner of Kentucky along the Mississippi River, it shares a small portion of the boundary with Tennessee. The county was named for Paschal Hickman who was killed in the Battle of River Basin on January 22, 1813. The county seat is Clinton.
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Spencer County (Ky.)
Located near Louisville, Spencer County was named for Spier Spencer, a commander in the Battle of Tippecanoe. The county seat is Taylorsville.
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Union County (Ky.)
Located along the Ohio River in western Kentucky, the county borders both Indiana and Illinois. The county seat is Morganfield.
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Rowan County (Ky.)
Located in the northeastern Kentucky coal fields, the county is the home of Morehead State University. The county seat is Morehead.
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Meade County (Ky.)
Located along the Ohio River between Louisville and Elizabethtown, the county is home to part of Fort Knox, which crosses the line into neighboring Hardin County. The county seat is Brandenburg.
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Madison County (Ky.)
Located in central Kentucky, the county contains the communities of Boonesborough, Richmond, and Berea. Richmond is the county seat.
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Lawrence County (Ky.)
Located in eastern Kentucky, the county borders West Virginia. The county seat is Louisa.
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Hancock County (Ky.)
Located in western Kentucky along the Ohio River, Hancock County borders southern Indiana. Its county seat is Hawesville.