Population of Blue Island, Illinois as of March 2026. How many people live in Blue Island today?

The exact population of Blue Island, Illinois as of March 2026 is estimated at 22,558 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Blue Island.

Check out more data on population in Illinois:

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• Population of Schaumburg
• Population of Palatine
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