In 2023, New Haven, IL had a population of 528 people with a median age of 39.7 and a median household income of $33,977. Between 2022 and 2023 the population of New Haven, IL grew from 485 to 528, a 8.87% increase and its median household income declined from $34,432 to $33,977, a −1.32% decrease.
The 5 largest ethnic groups in New Haven, IL are White (Non-Hispanic) (94.1%), Two+ (Non-Hispanic) (3.98%), Black or African American (Non-Hispanic) (1.7%), Two+ (Hispanic) (0.189%), and White (Hispanic) (0%).
None of the households in New Haven, 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 New Haven, IL are U.S. citizens.
In 2023, the median property value in New Haven, IL was $50,400, and the homeownership rate was 72.6%.