Natrona County Flag

Natrona County

State:
Wyoming
County Seat:
Casper

Natrona County's estimated 2026 population is 81,294 with a growth rate of 0.55% in the past year according to the most recent United States census data. Natrona County is the 2nd largest county in Wyoming. The 2010 population was 75,477 and has seen a growth of 7.71% since that time.

81,294
Total Population
15
Population Density (mi²)
2
Population Rank (State)
442 0.55%
Annual Population Growth

Natrona County Population

Demographics

Economics and Income Statistics