Wentzville is located in St. Charles County, MO. The population is 30,409, making Wentzville the 4th largest city in St. Charles County.
There are 11 public schools in Wentzville with an average Homefacts rating of A. The total crime rate for Wentzville is very low , and there are 67 registered sex offenders residing in the city. Unemployment in Wentzville is low and the median home sales price is $0. Detailed and up-to-date Wentzville property reports are available for any property address.