54205 is zip code located in Casco, Wisconsin. The population is 2,070, making 54205 the largest zipcode in Casco and the 4th largest in Kewaunee County.
There are 0 public schools in 54205 with an average Homefacts rating of A-. , and there are 4 registered sex offenders residing in the zip code 54205. Unemployment in 54205 is low.