In 2023, Marengo, WI had a population of 142 people with a median age of 27.7 and a median household income of $55,833. Between 2022 and 2023 the population of Marengo, WI declined from 146 to 142, a −2.74% decrease and its median household income grew from $53,409 to $55,833, a 4.54% increase.
The 5 largest ethnic groups in Marengo, WI are White (Non-Hispanic) (87.3%), Two+ (Non-Hispanic) (12.7%), 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 2023, the median property value in Marengo, WI was $118,800, and the homeownership rate was 55.2%.
Most people in Marengo, WI drove alone to work, and the average commute time was 26.4 minutes. The average car ownership in Marengo, WI was 2 cars per household.