Keystone, Colorado

Keystone, Colorado
Keystone in January 2011.
Location of Keystone in Summit County, Colorado
Keystone
Location of the Keystone in the United States.
Coordinates: 39°35′24″N 105°56′18″W / 39.59000°N 105.93833°W / 39.59000; -105.93833 (Keystone CDP, Colorado)
Country United States
State Colorado
CountySummit County
Incorporated (town)February 8, 2024
Government
  TypeHome rule town
Area
  Total
41.435 sq mi (107.316 km2)
  Land41.402 sq mi (107.230 km2)
  Water0.033 sq mi (0.086 km2)
Elevation
10,794 ft (3,290 m)
Population
 (2020)
  Total
1,369
  Density33/sq mi (13/km2)
Time zoneUTC-7 (MST)
  Summer (DST)UTC-6 (MDT)
ZIP Code
80435
Area code970
GNIS feature2408479
Websitekeystone.colorado.gov

Keystone is a home rule town located in Summit County, Colorado, United States. The town is a part of the Breckenridge, CO Micropolitan Statistical Area. Keystone residents voted to incorporate on March 28, 2023, becoming a municipality on February 8, 2024. The municipality includes the Keystone Resort and Keystone Village. The population of the former Keystone census-designated place (CDP) was 1,369 at the United States Census 2020. However, the boundary of the current municipality encompasses a smaller geographic area than the boundary of the former CDP; as of 2022 the population of the municipality was estimated to be 995. The Dillon post office (Zip Code 80435) serves Keystone postal addresses.