Wild Rose is a village in Waushara County, Wisconsin, United States. The population was 725 at the 2010 census. A post office called Wild Rose has been in operation since 1873. The village was named from wild rose bushes near the original town site, although many early settlers arrived from Rose, New York in the mid 1850's and the town may be named …Wild Rose is a village in Waushara County, Wisconsin, United States. The population was 725 at the 2010 census. A post office called Wild Rose has been in operation since 1873. The village was named from wild rose bushes near the original town site, although many early settlers arrived from Rose, New York in the mid 1850's and the town may be named Wild Rose in reference to Rose, NY.