The Benton County Courthouse is located at 316 Van Buren Street, Warsaw, MO 65355; phone: 660-438-7326.
Organized January 3, 1835, from Pettis and Greene counties, Benton County named for Thomas Hart Benton [1782-1858] who served as a U. S. Senator from Missouri from 1821 to 1851.
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- Lincoln House
- Raesly House
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- Smith, William P., House
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- Hofmeister House
- South Dakota Department of Transportation Bridge No. 02-007-220
- South Dakota Department of Transportation Bridge No. 02-012-240