
Guernsey
- County:
- Platte County
- County Seat:
- No
- Area (mi²):
- 1.022
- State:
- Wyoming
Guernsey is a town located in Platte County, Wyoming. Guernsey has a 2025 population of 1,088. Guernsey is currently declining at a rate of -0.73% annually and its population has decreased by -3.55% since the most recent census, which recorded a population of 1,128 in 2020.
The average household income in Guernsey is $80,419 with a poverty rate of 14.83%. The median age in Guernsey is 50.9 years: 47.6 years for males, and 54.5 years for females.