Union is located in Knox County, ME. The population is NR.
There are 1 public schools in Union with an average Homefacts rating of C+. The total crime rate for Union is low , and there are 4 registered sex offenders residing in the city. Unemployment in Union is low and the median home sales price is $0. Detailed and up-to-date Union property reports are available for any property address.
Cities near Union include Hope, Appleton and Washington.