People

Population

Median Household Income$104,802 (vs Illinois $85,562)
Population312,591 people
Total Town Population194,162 people

Age & Family

Median age40.7 years (vs Illinois 39.1y)

Diversity

Diversity Index35.2%

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-28