RANKING · 2010 CENSUS · 334 SHOWN OF 334
Youngest by median age, Illinois cities · 2010
Illinois cities with the youngest median age (2023 ACS). This list covers the 334 cities in Illinois that qualify, ranked against each other statewide.
Flip the list · Oldest by median age, US cities →Youngest by median age by state
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RANKPLACESTATEPOPMEDIAN AGEVS 2000
SHOWING 1–334 OF 334
UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES