Campbell County Flag

Campbell County

State:
Wyoming
County Seat:
Gillette

Campbell County's estimated 2026 population is 48,816 with a growth rate of 0.9% in the past year according to the most recent United States census data. Campbell County is the 3rd largest county in Wyoming. The 2010 population was 46,253 and has seen a growth of 5.54% since that time.

48,816
Total Population
10
Population Density (mi²)
3
Population Rank (State)
435 0.9%
Annual Population Growth

Campbell County Population

Demographics

Economics and Income Statistics