Gunnison County is a county in Colorado, United States, in the west-central part of the state where the Gunnison River meets Tomichi Creek. It had a population of 16,918 at the 2020 census and covers 3,260 square miles (8,400 km2), of which 3,239 square miles are land, centred near 38°40′N 107°01′W.<\/p>\n
Gunnison is the county seat, and its postal code is 81230. The county includes one city, four incorporated towns, one census-designated place, and a scatter of unincorporated mountain communities and mining-era settlements. It observes Mountain Time.<\/p>\n
Gunnison County’s places run from the college town of Gunnison to the ski resort of Crested Butte to a handful of former silver-mining camps that never incorporated. “CDP” below means census-designated place (an unincorporated community the Census Bureau tracks separately); “Unincorp.” covers the rest.<\/p>\n
| Place<\/th>\n | Type<\/th>\n | Pop.<\/th>\n | ZIP<\/th>\n<\/tr>\n<\/thead>\n |
|---|---|---|---|
| Gunnison<\/td>\n | City · seat<\/td>\n | —<\/td>\n | 81230<\/td>\n<\/tr>\n |
| Crested Butte<\/td>\n | Town<\/td>\n | —<\/td>\n | 81224<\/td>\n<\/tr>\n |
| Mount Crested Butte<\/td>\n | Town<\/td>\n | —<\/td>\n | —<\/td>\n<\/tr>\n |
| Pitkin<\/td>\n | Town<\/td>\n | —<\/td>\n | 81241<\/td>\n<\/tr>\n |
| Marble<\/td>\n | Town<\/td>\n | —<\/td>\n | —<\/td>\n<\/tr>\n |
| Somerset<\/td>\n | CDP<\/td>\n | —<\/td>\n | 81434<\/td>\n<\/tr>\n |
| Almont<\/td>\n | Unincorp.<\/td>\n | —<\/td>\n | 81210<\/td>\n<\/tr>\n |
| Doyleville<\/td>\n | Unincorp.<\/td>\n | —<\/td>\n | —<\/td>\n<\/tr>\n |
| Ohio City<\/td>\n | Unincorp.<\/td>\n | —<\/td>\n | 81237<\/td>\n<\/tr>\n |
| Parlin<\/td>\n | Unincorp.<\/td>\n | —<\/td>\n | 81239<\/td>\n<\/tr>\n |
| Powderhorn<\/td>\n | Unincorp.<\/td>\n | —<\/td>\n | 81243<\/td>\n<\/tr>\n |
| Sapinero<\/td>\n | Unincorp.<\/td>\n | —<\/td>\n | —<\/td>\n<\/tr>\n |
| Tincup<\/td>\n | Unincorp.<\/td>\n | —<\/td>\n | —<\/td>\n<\/tr>\n |
| Crystal<\/td>\n | Unincorp.<\/td>\n | —<\/td>\n | —<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n Somerset, a small former coal-mining CDP on the North Fork of the Gunnison River, sits near the Gunnison–Delta county line; its ZIP code (81434) is shared with communities just across the boundary. Crystal is a preserved but largely unoccupied 1880s silver-mining town, best known today for the Crystal Mill on the Crystal River.<\/p>\n ZIP Codes<\/h2>\nMount Crested Butte, Marble, Doyleville, Sapinero, Tincup and Crystal have no dedicated ZIP code and are served by the nearest post office town listed above.<\/p>\n Geography<\/h2>\nGunnison County sits high in the Rocky Mountains, mostly within Gunnison National Forest, with elevations ranging from broad mountain valleys around 7,700 feet to peaks above 14,000 feet along its eastern and southern rim. Of its 3,260 square miles, 3,239 are land and 21 are water. The Gunnison River, formed at the confluence of the Tomichi and East Rivers near the city of Gunnison, is the county’s principal waterway; it widens into Blue Mesa Reservoir, Colorado’s largest body of water, in the county’s western half before continuing into the Black Canyon of the Gunnison.<\/p>\n |