Columbine, Colorado Columbine, Colorado Columbine is a census-designated place (CDP) in Arapahoe and Jefferson counties in the U.S. state of Colorado. Located mostly in Jefferson County, it lies immediately west of Littleton. The population was 24,280 at the 2010 census. Columbine High School, made infamous by the Columbine High School massacre in April 1999, is located in the community. The ZIP codes for the community are 80123 and 80128. Columbine is located on the eastern edge of Jefferson County at (39.587887, -105.069332), with a small portion extending east into Arapahoe County. Columbine is bordered to the east by Littleton and Columbine Valley,
Columbine High School massacre put us through this last year." Klebold shouted "All jocks stand up!" When nobody stood up, Harris said to "get the guys in white hats." One of them said "Anybody with a white hat on is dead". Wearing a white baseball cap at Columbine was a tradition among sports team members. Several students tried to hide their white hats. Noticing police evacuating students outside the school, Klebold said "Pigs are here" and Harris said: "Let's go kill some cops." They shot out the windows in the direction of the police. Officers returned fire, and the gunmen retreated from the windows;