Columbine is a census-designated place (CDP) in and governed by Jefferson and Arapahoe counties in Colorado, United States. The CDP is a part of the Denver metropolitan area. Located primarily in Jefferson County, Columbine lies immediately south of Denver. The population of the Columbine CDP was 25,229 at the 2020 census.[3] The community lies in ZIP code 80123.[5]
Columbine, Colorado
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  Columbine Location of the Columbine CDP in the United States. | |
| Coordinates: 39°35′16″N 105°04′10″W / 39.5878649°N 105.0693791°W / 39.5878649; -105.0693791 (Columbine CDP, Colorado)[1] | |
| Country |  United States |
| State |  Colorado |
| Counties | Jefferson & Arapahoe |
| Government | |
| • Type | unincorporated community |
| Area | |
| • Total | 6.753 sq mi (17.491 km2) |
| • Land | 6.631 sq mi (17.173 km2) |
| • Water | 0.123 sq mi (0.318 km2) |
| Elevation | 5,545 ft (1,690 m) |
| Population | |
| • Total | 25,229 |
| • Density | 3,700/sq mi (1,400/km2) |
| Time zone | UTC-7 (MST) |
| • Summer (DST) | UTC-6 (MDT) |
| ZIP Code[4] |
80123
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| Area codes | 303 & 720 |
Columbine grew rapidly during the Space Race years from 1958 to 1968 with the construction of the Martin Company missile facility in Waterton Canyon. Its population exceeded 20,000 for the first time in 1980.
Columbine was the site of the Columbine High School massacre in 1999 perpetrated by Eric Harris and Dylan Klebold.
Columbine is located on the eastern edge of Jefferson County with a small portion extending east into Arapahoe County. Columbine is bordered to the east by Littleton and Columbine Valley, and to the west by Ken Caryl. The Denver city limits are 0.3 miles (0.48 km) north of the northern border of Columbine, and to the south the community extends as far as the Chatfield Reservoir dam.
The Columbine CDP has an area of 4,322 acres (17.491 km2), including 79 acres (0.318 km2) of water.[1]
The United States Census Bureau initially defined the Columbine CDP for the 1980 United States Census.
| Year | Pop. | ±% |
|---|---|---|
| 1980 | 23,523 | — |
| 1990 | 23,969 | +1.9% |
| 2000 | 24,095 | +0.5% |
| 2010 | 24,280 | +0.8% |
| 2020 | 25,229 | +3.9% |
| Source: United States Census Bureau | ||
The portion of Columbine in Jefferson County is served by the Jefferson County Public Schools.[6]
The portion of Columbine in Arapahoe County is served by the Littleton Public Schools.[10]
Jefferson County Public Library operates the Columbine Library. It opened in 1989, and an expansion and renovation were completed in 2017.[11]
