what county is glendale, co
Glendale, Colorado. Homefacts City Report. Glendale is located in Arapahoe County, CO. The population is 4,312. There are 0 public schools in Glendale with an average Homefacts rating of NA. The total crime rate for Glendale is , and there are 6 registered sex offenders residing in the city. Unemployment in Glendale is low and the median home sales price is $0.