Location of Wien, Wisconsin
|• Total||31.6 sq mi (81.8 km2)|
|• Land||31.6 sq mi (81.7 km2)|
|• Water||0.0 sq mi (0.0 km2)|
|Elevation||1,309 ft (399 m)|
|• Density||26/sq mi (10/km2)|
|Time zone||UTC-6 ( Central (CST))|
|• Summer ( DST)||UTC-5 (CDT)|
|Area code(s)||715 & 534|
|FIPS code||55-87025 |
|GNIS feature ID||1584435 |
Wien is a town in Marathon County, Wisconsin, United States. It is part of the Wausau, Wisconsin Metropolitan Statistical Area. The population was 825 at the 2010 census.  The unincorporated community of Wien is located in the town.
According to the United States Census Bureau, the town has a total area of 31.6 square miles (81.7 km²), of which 31.6 square miles (81.7 km²) is land and 0.03% is water.
As of the census  of 2000, there were 712 people, 248 households, and 200 families living in the town. The population density was 22.6 people per square mile (8.7/km²). There were 260 housing units at an average density of 8.2 per square mile (3.2/km²). The racial makeup of the town was 98.60% White, 0.56% Asian, 0.28% from other races, and 0.56% from two or more races. Hispanic or Latino of any race were 0.14% of the population.
There were 248 households out of which 34.3% had children under the age of 18 living with them, 71.8% were married couples living together, 4.8% had a female householder with no husband present, and 19.0% were non-families. 16.1% of all households were made up of individuals and 5.2% had someone living alone who was 65 years of age or older. The average household size was 2.87 and the average family size was 3.21.
In the town, the population was spread out with 26.5% under the age of 18, 8.3% from 18 to 24, 28.9% from 25 to 44, 23.0% from 45 to 64, and 13.2% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 111.9 males. For every 100 females age 18 and over, there were 111.7 males.
The median income for a household in the town was $45,556, and the median income for a family was $52,969. Males had a median income of $30,913 versus $22,788 for females. The per capita income for the town was $18,046. About 6.6% of families and 10.1% of the population were below the poverty line, including 20.1% of those under age 18 and 4.1% of those age 65 or over.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- "American FactFinder". United States Census Bureau. Archived from the original on 2020-02-12. Retrieved 2008-01-31.
- "Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data (DP-1): Wien town, Marathon County, Wisconsin". U.S. Census Bureau, American Factfinder. Archived from the original on February 12, 2020. Retrieved September 17, 2012.