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Illinois / Decatur
Now you can skip hours of internet research and jump straight to getting answers with our meaningful at-a-glance Demographic Starter Report. With the most current & most popular demographic data points, it's the perfect starting point for your research about Decatur.
Population Estimates Program 2012
With 75,407 people, Decatur is the 15th most populated city in the state of Illinois out of 1,364 cities. But watch out, Decatur, because Schaumburg with 74,781 people and Bolingbrook with 74,039 people are right behind you.
The largest Decatur racial/ethnic groups are White (70.6%) followed by Black (23.1%) and Two or more races (2.8%).