Mount Vernon is located in Grant County, OR. The population is 673, making Mount Vernon the 4th largest city in Grant County.
There are 0 public schools in Mount Vernon with an average Homefacts rating of B+. , and there are 0 registered sex offenders residing in the city. Unemployment in Mount Vernon is very high and the median home sales price is $0. Detailed and up-to-date Mount Vernon property reports are available for any property address.
Cities near Mount Vernon include John Day, Canyon City and Prairie City.