In 2023, Bismarck, IL had a population of 510 people with a median age of 42.5 and a median household income of $76,875. Between 2022 and 2023 the population of Bismarck, IL declined from 591 to 510, a −13.7% decrease and its median household income grew from $73,125 to $76,875, a 5.13% increase.
The 5 largest ethnic groups in Bismarck, IL are White (Non-Hispanic) (94.3%), Two+ (Non-Hispanic) (2.55%), White (Hispanic) (1.37%), Asian (Non-Hispanic) (1.18%), and Two+ (Hispanic) (0.588%).
None of the households in Bismarck, IL 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 Bismarck, IL are U.S. citizens.
In 2023, the median property value in Bismarck, IL was $110,300, and the homeownership rate was 86.2%.
Most people in Bismarck, IL drove alone to work, and the average commute time was 23.9 minutes. The average car ownership in Bismarck, IL was 2 cars per household.