In 2022, Alton, IL had a population of 25.6k people with a median age of 38.3 and a median household income of $49,439. Between 2021 and 2022 the population of Alton, IL declined from 25,902 to 25,642, a −1% decrease and its median household income grew from $45,225 to $49,439, a 9.32% increase.
The 5 largest ethnic groups in Alton, IL are White (Non-Hispanic) (65.2%), Black or African American (Non-Hispanic) (24.6%), Two+ (Non-Hispanic) (6.31%), White (Hispanic) (1.51%), and Asian (Non-Hispanic) (0.916%).
None of the households in Alton, 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.
99.2% of the residents in Alton, IL are U.S. citizens.
The largest universities in Alton, IL are CALC Institute of Technology (41 degrees awarded in 2022).
In 2022, the median property value in Alton, IL was $93,500, and the homeownership rate was 57.3%.
Most people in Alton, IL drove alone to work, and the average commute time was 23.4 minutes. The average car ownership in Alton, IL was 2 cars per household.