ZIP Code 53936
About Grand Marsh
Grand Marsh is an unincorporated census-designated place located in Adams County, Wisconsin, United States. The community is southeast of Adams, in the town of New Chester. Grand Marsh has a post office with ZIP code 53936, which opened in 1850. As of the 2020 census, its population is 110, down from 127 at the 2010 census.
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Area Profile
US Census (ACS 5-year · Gazetteer)
1,174
population
$54,087
median household income
18
people / sq mi
$113,400
median home value
$888
median gross rent
58.3
median age
1,038
housing units
553
households
64.3
land area (sq mi)