In 2023, Lanark, IL had a population of 1.51k people with a median age of 36.9 and a median household income of $66,250. Between 2022 and 2023 the population of Lanark, IL declined from 1,553 to 1,510, a −2.77% decrease and its median household income declined from $67,031 to $66,250, a −1.17% decrease.
The 5 largest ethnic groups in Lanark, IL are White (Non-Hispanic) (93%), White (Hispanic) (1.72%), Two Races Including Other (Non-Hispanic) (1.46%), Two Races Including Other (Hispanic) (1.13%), and Two Races Excluding Other, & Three or More Races (Non-Hispanic) (0.662%).
None of the households in Lanark, 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 Lanark, IL are U.S. citizens.
In 2023, the median property value in Lanark, IL was $97,100, and the homeownership rate was 81%.
Most people in Lanark, IL drove alone to work, and the average commute time was 24.8 minutes. The average car ownership in Lanark, IL was 2 cars per household.