In 2021, Marengo, WI had a population of 127 people with a median age of 27.9 and a median household income of $44,028. Between 2020 and 2021 the population of Marengo, WI declined from 137 to 127, a −7.3% decrease and its median household income declined from $50,500 to $44,028, a −12.8% decrease.
The 5 largest ethnic groups in Marengo, WI are White (Non-Hispanic) (96.1%), Two+ (Non-Hispanic) (3.94%), White (Hispanic) (0%), Black or African American (Non-Hispanic) (0%), and Black or African American (Hispanic) (0%).
None of the households in Marengo, WI reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Marengo, WI are U.S. citizens.
In 2021, the median property value in Marengo, WI was $92,500, and the homeownership rate was 63.8%.
Most people in Marengo, WI drove alone to work, and the average commute time was 28.7 minutes. The average car ownership in Marengo, WI was 2 cars per household.