Cheyenne
- County:
- Laramie County
- County Seat:
- Yes
- Area (mi²):
- 39.818
- State:
- Wyoming
Cheyenne is a city located in Laramie County, Wyoming. Cheyenne has a 2026 population of 65,704. It is also the county seat of Laramie County. Cheyenne is currently growing at a rate of 0.64% annually and its population has increased by 0.64% since the most recent census, which recorded a population of 65,283 in 2020.