Fremont County Flag

Fremont County

State:
Wyoming
County Seat:
Lander

Fremont County's estimated 2026 population is 39,563 with a growth rate of -0.2% in the past year according to the most recent United States census data. Fremont County is the 6th largest county in Wyoming. The 2010 population was 40,199 and has seen a growth of -1.58% since that time.

39,563
Total Population
4
Population Density (mi²)
6
Population Rank (State)
-79 -0.2%
Annual Population Growth

Fremont County Population

Demographics

Economics and Income Statistics