Eureka, ILData
Frequently asked questions
According to the 2020 US census, the population of Eureka, IL was 5,225.
The forecasted population for Eureka, IL in 2026 is 5,209.
The projected population for Eureka, IL in 2030 is 5,282.
The average property price in Eureka, IL is $209,535.
The property prices in Eureka, IL are currently on an increasing trend.
The average household income in Eureka, IL is $75,829.
Featured zip codesEureka, IL
These are the top zip codes with the highest Aterio Score in Eureka, IL
Find your zip code score
Get started by typing the city name or zip code
of the area you're interested in.