In 2023, Grantsburg, WI had a population of 1.36k people with a median age of 45.8 and a median household income of $40,625. Between 2022 and 2023 the population of Grantsburg, WI declined from 1,385 to 1,359, a −1.88% decrease and its median household income declined from $44,808 to $40,625, a −9.34% decrease.
The 5 largest ethnic groups in Grantsburg, WI are White (Non-Hispanic) (92.5%), Two+ (Non-Hispanic) (3.9%), Black or African American (Non-Hispanic) (1.99%), Two+ (Hispanic) (0.662%), and Native Hawaiian & Other Pacific Islander (Non-Hispanic) (0.589%).
None of the households in Grantsburg, 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.
99.9% of the residents in Grantsburg, WI are U.S. citizens.
Most people in Grantsburg, WI drove alone to work, and the average commute time was 23.5 minutes. The average car ownership in Grantsburg, WI was 2 cars per household.