Bonner County Flag

Bonner County

State:
Idaho
County Seat:
Sandpoint

Bonner County's 2026 population is estimated at 55,190, reflecting a 1.41% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Bonner County is the 8th largest county in Idaho. The 2010 population was 40,904 and has grown 34.93% since 2010.

55,190
Total Population
32
Population Density (mi²)
8
Population Rank (State)
770 1.41%
Annual Population Growth

Bonner County Population

Demographics

Economics and Income Statistics