Guernsey is a town in Platte County, Wyoming, United States. The population was 1,147 at the 2000 census. It has had a lot of popularity through facebook the social networking site as it shares the same name with Guernsey (a British Crown Dependency) which doesn't have its own place name yet, many people display their location as Guernsey Wyoming. There is now more Guernsey Islanders that like the page than actual Guernseys from Wyoming.
Guernsey is located at 42°16′2″N 104°44′35″W / 42.26722°N 104.74306°W / 42.26722; -104.74306 (42.267251, -104.743187).
According to the United States Census Bureau, the town has a total area of 1.1 square miles (2.8 km²), of which, 1.1 square miles (2.8 km²) of it is land and 0.92% is water.