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,
Troy High School (California) Officer. The Fullerton Police Department investigated further and detained two of the three students. They reportedly "served warrants at multiple locations in Anaheim" and found no weapons, but did discover internet research on “school shooting topics, including weaponry” from as soon as the day of the soccer game. The two boys were released from the Orange County Juvenile Hall later that day. The boys described their plan as being “bigger than Columbine,” referencing the 1999 Columbine High School massacre, the deadliest high school shooting in America's history. The case has now been closed and both boys were found innocent. However,