Superior, Colorado

Superior, Colorado
Rock Creek Ranch subdivision in Superior
Location of Superior in Boulder County and Jefferson County, Colorado
Coordinates: 39°56′02″N 105°09′32″W / 39.93389°N 105.15889°W / 39.93389; -105.15889
Country United States
State Colorado
CountiesBoulder County, Jefferson County
Founded1896
IncorporatedJune 10, 1904
Government
 • TypeHome Rule Municipality
 • MayorMark Lacis
Area
 • Total
3.97 sq mi (10.27 km2)
 • Land3.93 sq mi (10.17 km2)
 • Water0.039 sq mi (0.10 km2)
Elevation
5,522 ft (1,683 m)
Population
 (2020)
 • Total
13,094
 • Density3,335/sq mi (1,288/km2)
Time zoneUTC−7 (MST)
 • Summer (DST)UTC−6 (MDT)
ZIP code
80027
Area codesBoth 303 and 720
FIPS code08-75640
GNIS feature ID2413354
HighwaysUS 36, SH 128, SH 170
WebsiteTown Website

Superior is a Home Rule Town in Boulder County, Colorado, United States, with a small, uninhabited segment of land area extending into Jefferson County. Superior is a suburban community with a population of 13,361 as of 2024. Located in Colorado's Front Range urban corridor, it is close to the cities of Boulder, Denver, and the foothills of the Front Range mountains.