About This Place
Boulder is a census-designated place (CDP) in Sublette County, Wyoming, United States. The population was 30 at the 2000 census.
Boulder is located at 42°44′53″N 109°42′46″W / 42.74806°N 109.71278°W / 42.74806; -109.71278 (42.748164, -109.712828).
According to the United States Census Bureau, the CDP has a total area of 1.3 square miles (3.4 km²), all of it land.