80104 is zip code located in Castle Rock, Colorado. The population is 27,061, making 80104 the largest zipcode in Castle Rock and the 3rd largest in Douglas County.
There are 14 public schools in 80104 with an average Homefacts rating of B+. The total crime rate for Castle Rock is low , and there are 38 registered sex offenders residing in the zip code 80104. Unemployment in 80104 is low.