Boulder is located in Garfield County. About 227 people live here (as of 2020). Between 2010 and 2020, the population grew from 226 to 227. The region is at 2043 meters above sea level. The area covers about 54.2 square kilometers. There are about 42 streets in Boulder. The region was founded in 1890. The postal codes are 84716. The dialing code is 435. The name originates from Boulder Mountain (mountain) Boulder is town in Garfield County, Utah, United States. Among other things, Boulder has museums and schools. More information at
boulder.utah.gov.