Land for Sale in Bonner County: Bonner County is a county in the northern part of the U.S. state of Idaho. As of the 2010 census, the population was 40,877. The county seat and largest city is Sandpoint. Partitioned from Kootenai County and established in 1907, it was named for Edwin L. Bonner, a ferry operator.
Bonner County comprises the Sandpoint, Idaho Micropolitan Statistical Area.