In 2023, Somonauk, IL had a population of 1.59k people with a median age of 46.1 and a median household income of $81,731. Between 2022 and 2023 the population of Somonauk, IL declined from 1,797 to 1,592, a −11.4% decrease and its median household income grew from $78,750 to $81,731, a 3.79% increase.
The 5 largest ethnic groups in Somonauk, IL are White (Non-Hispanic) (90.7%), Two+ (Non-Hispanic) (2.64%), White (Hispanic) (1.76%), Two+ (Hispanic) (1.7%), and Other (Non-Hispanic) (1.51%).
None of the households in Somonauk, 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 Somonauk, IL are U.S. citizens.
In 2023, the median property value in Somonauk, IL was $221,500, and the homeownership rate was 72.2%.
Most people in Somonauk, IL drove alone to work, and the average commute time was 27.7 minutes. The average car ownership in Somonauk, IL was 2 cars per household.