Grand Marsh is located in Wisconsin. Grand Marsh, Wisconsin has population of 201. Grand Marsh is more family-centric than the surrounding county with 17% of the households with children.
The median household income in Grand Marsh, Wisconsin is $45,608. The median household income for the surrounding county is $47,945 compared to the national median of $66,222. The median age of people living in Grand Marsh is 40.5 years.
The average high temperature in July is 81.9 degrees, with an average low temperature in January of 4 degrees. The annual precipitation is 33.1.