Springfield Illinois Population 2024 By City. Graph and download economic data for resident population in springfield, il (msa) (sprpop) from 2000 to 2023 about springfield, il, residents, population, and usa. 113,331), including age, race, sex, income, poverty, marital status, education and more.

98% of the residents in springfield, il are u.s. In 2022, springfield, il had a population of 208k people with a median age of 40.6 and a median household income of $72,445.