Bonner County
Established February 21, 1907 with its county seat at Sandpoint. It was named for Edwin L. Bonner, who, in 1864, established a ferry on the Kootenai River where the town of Bonners Ferry is located. The ferry became an important site in emigrant travel between Walla Walla to the placer and quartz mines in British Columbia.
County Seat: Sandpoint
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