In 2022, Allendale, IL had a population of 521 people with a median age of 40.1 and a median household income of $74,583. Between 2021 and 2022 the population of Allendale, IL declined from 709 to 521, a −26.5% decrease and its median household income declined from $75,234 to $74,583, a −0.865% decrease.
The 5 largest ethnic groups in Allendale, IL are White (Non-Hispanic) (94.4%), Asian (Hispanic) (2.11%), Asian (Non-Hispanic) (1.73%), Two+ (Non-Hispanic) (1.54%), and Other (Hispanic) (0.192%).
None of the households in Allendale, 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.
98.7% of the residents in Allendale, IL are U.S. citizens.
In 2022, the median property value in Allendale, IL was $83,800, and the homeownership rate was 96.1%.
Most people in Allendale, IL drove alone to work, and the average commute time was 27.1 minutes. The average car ownership in Allendale, IL was 3 cars per household.