In 2023, Cortland, IL had a population of 4.56k people with a median age of 31.9 and a median household income of $82,750. Between 2022 and 2023 the population of Cortland, IL declined from 4,734 to 4,556, a −3.76% decrease and its median household income grew from $76,869 to $82,750, a 7.65% increase.
The 5 largest ethnic groups in Cortland, IL are White (Non-Hispanic) (71.4%), Black or African American (Non-Hispanic) (9.09%), Two+ (Hispanic) (8.36%), Other (Hispanic) (4.26%), and White (Hispanic) (4.04%).
None of the households in Cortland, 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.
98.6% of the residents in Cortland, IL are U.S. citizens.
In 2023, the median property value in Cortland, IL was $203,700, and the homeownership rate was 77%.
Most people in Cortland, IL drove alone to work, and the average commute time was 27.4 minutes. The average car ownership in Cortland, IL was 2 cars per household.