Castle Hill is located in Contra Costa County, CA. The population is 1,218.
There are 0 public schools in Castle Hill with an average Homefacts rating of NA. The total crime rate for Castle Hill is low , and there are 0 registered sex offenders residing in the city. Unemployment in Castle Hill is moderate and the median home sales price is $0. Detailed and up-to-date Castle Hill property reports are available for any property address.
Cities near Castle Hill include Saranap, San Miguel and Walnut Creek.