TOWNS
Benton County administrative offices are located at 408 SW Monroe Avenue, Suite 111, Corvallis, OR 97333; phone: 541-766-6800.
Established in 1847, Benton County was named for Senator Thomas Hart Benton who served as a U.S. Senator from Missouri from about 1820-1850. Benton was a staunch proponent of opening up the "West" and for the creation of California and Oregon.