Diamond is located in Newton County, MO. The population is 834, making Diamond the 4th largest city in Newton County.
There are 3 public schools in Diamond with an average Homefacts rating of C. The total crime rate for Diamond is very low , and there are 7 registered sex offenders residing in the city. Unemployment in Diamond is low and the median home sales price is $0. Detailed and up-to-date Diamond property reports are available for any property address.