Polonia is located in Portage County, WI. The population is 575, making Polonia the 6th largest city in Portage County.
There are 0 public schools in Polonia with an average Homefacts rating of NA. The total crime rate for Polonia is very low , and there are 0 registered sex offenders residing in the city. Unemployment in Polonia is moderate and the median home sales price is $0. Detailed and up-to-date Polonia property reports are available for any property address.