Grand Marsh is located in Wisconsin. Grand Marsh, Wisconsin has a population of 166. Grand Marsh is less family-centric than the surrounding county with 8.82% of the households containing married families with children. The county average for households married with children is 17.6%.
The median household income in Grand Marsh, Wisconsin is $43,125. The median household income for the surrounding county is $51,878 compared to the national median of $69,021. The median age of people living in Grand Marsh is 41.3 years.
The average high temperature in July is 81.9 degrees, with an average low temperature in January of 6 degrees. The average rainfall is approximately 33.7 inches per year, with 45.5 inches of snow per year.