In 2023, Otterville, IL had a population of 137 people with a median age of 67.5 and a median household income of $63,643. Between 2022 and 2023 the population of Otterville, IL declined from 157 to 137, a −12.7% decrease and its median household income grew from $60,795 to $63,643, a 4.68% increase.
The 5 largest ethnic groups in Otterville, IL are White (Non-Hispanic) (97.1%), American Indian & Alaska Native (Non-Hispanic) (2.19%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (0.73%), Black or African American (Non-Hispanic) (0%), and Asian (Non-Hispanic) (0%).
None of the households in Otterville, 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 Otterville, IL are U.S. citizens.
In 2023, the median property value in Otterville, IL was $57,500, and the homeownership rate was 100%.
Most people in Otterville, IL drove alone to work, and the average commute time was 21.7 minutes. The average car ownership in Otterville, IL was 2 cars per household.