RANKING · 1990 CENSUS · 329 SHOWN OF 329
Youngest by median age, Illinois cities · 1990
Illinois cities with the youngest median age (2023 ACS). This list covers the 329 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 1–329 OF 329
UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES