In 2023, Plainville, IL had a population of 212 people with a median age of 43 and a median household income of $71,250. Between 2022 and 2023 the population of Plainville, IL declined from 269 to 212, a −21.2% decrease and its median household income grew from $65,750 to $71,250, a 8.37% increase.
The 5 largest ethnic groups in Plainville, IL are White (Non-Hispanic) (90.6%), Two+ (Non-Hispanic) (9.43%), White (Hispanic) (0%), Black or African American (Non-Hispanic) (0%), and Black or African American (Hispanic) (0%).
None of the households in Plainville, 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 Plainville, IL are U.S. citizens.
In 2023, the median property value in Plainville, IL was $96,900, and the homeownership rate was 89.2%.
Most people in Plainville, IL drove alone to work, and the average commute time was 30.4 minutes. The average car ownership in Plainville, IL was 2 cars per household.