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 more than two-thirds of the attacks. A similar theory was expounded by Brooks Brown in his book on the massacre, "No Easy Answers"; he noted that teachers commonly ignored bullying, and that whenever Harris and Klebold were bullied by the jocks at CHS, they would make statements such as: "Don't worry, man. It happens all the time!" if anyone expressed shock or surprise. Dave Cullen disputes the theory of "revenge for bullying" as a motivation. While acknowledging the pervasiveness of bullying in high schools including CHS, he has claimed they were not victims of bullying. He said Harris was more