Location of Millville, Wisconsin
|• Total||21.7 sq mi (56.3 km2)|
|• Land||21.0 sq mi (54.3 km2)|
|• Water||0.8 sq mi (1.9 km2)|
|Elevation||699 ft (213 m)|
|• Density||7.0/sq mi (2.7/km2)|
|Time zone||UTC-6 (Central (CST))|
|• Summer (DST)||UTC-5 (CDT)|
|GNIS feature ID||1583720|
According to the United States Census Bureau, the town has a total area of 21.7 square miles (56.3 km²), of which, 21.0 square miles (54.3 km²) of it is land and 0.8 square miles (1.9 km²) of it (3.45%) is water.
As of the census of 2000, there were 147 people, 63 households, and 45 families residing in the town. The population density was 7.0 people per square mile (2.7/km²). There were 75 housing units at an average density of 3.6 per square mile (1.4/km²). The racial makeup of the town was 99.32% White, and 0.68% from two or more races.
There were 63 households out of which 31.7% had children under the age of 18 living with them, 68.3% were married couples living together, 3.2% had a female householder with no husband present, and 27.0% were non-families. 23.8% of all households were made up of individuals and 7.9% had someone living alone who was 65 years of age or older. The average household size was 2.33 and the average family size was 2.76.
In the town, the population was spread out with 21.1% under the age of 18, 6.1% from 18 to 24, 27.9% from 25 to 44, 32.0% from 45 to 64, and 12.9% who were 65 years of age or older. The median age was 42 years. For every 100 females, there were 107.0 males. For every 100 females age 18 and over, there were 114.8 males.
The median income for a household in the town was $43,750, and the median income for a family was $53,750. Males had a median income of $27,500 versus $18,750 for females. The per capita income for the town was $20,618. There were none of the families and 1.3% of the population living below the poverty line, including no under eighteens and none of those over 64.
Millville was the birthplace of science fiction author Clifford D. Simak, who often set his stories in Millville, notably in Way Station and All Flesh is Grass. In Time and Again the hero goes back in time to nearby Bridgeport, Wisconsin. Also, in Simak's classic novel City, the location of the fictional Webster house is thought to be set in the vicinity of Millville.