Arnold is located in St. Louis County, MN. The population is 2,849, making Arnold the 8th largest city in St. Louis County.
There are 0 public schools in Arnold with an average Homefacts rating of NA. The total crime rate for Arnold is moderate , and there are 0 registered sex offenders residing in the city. Unemployment in Arnold is low and the median home sales price is $0. Detailed and up-to-date Arnold property reports are available for any property address.
Cities near Arnold include Rice Lake Township, Lakewood Township and Duluth.