In 2023, Theresa, WI had a population of 1.32k people with a median age of 41.7 and a median household income of $70,959. Between 2022 and 2023 the population of Theresa, WI declined from 1,379 to 1,320, a −4.28% decrease and its median household income grew from $68,108 to $70,959, a 4.19% increase.
The 5 largest ethnic groups in Theresa, WI are White (Non-Hispanic) (94.1%), Black or African American (Non-Hispanic) (3.41%), Other (Hispanic) (1.29%), Two+ (Non-Hispanic) (0.909%), and Asian (Non-Hispanic) (0.303%).
None of the households in Theresa, 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.
99.8% of the residents in Theresa, WI are U.S. citizens.
Most people in Theresa, WI drove alone to work, and the average commute time was 31.5 minutes. The average car ownership in Theresa, WI was 2 cars per household.