Cool Valley is located in St. Louis County, MO. The population is 1,304.
There are 0 public schools in Cool Valley with an average Homefacts rating of NA. The total crime rate for Cool Valley is low , and there are 0 registered sex offenders residing in the city. Unemployment in Cool Valley is low and the median home sales price is $0. Detailed and up-to-date Cool Valley property reports are available for any property address.