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Wilmington, IL (City)

View of Wilmington, IL (City)
Image credit: Anonymous / CC BY-SA 4.0
Population
5,614
U.S. Census Population Estimates Program · 2025
Elevation
543 ft
Median Home Value
$223,800
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$888/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$66,154
U.S. Census American Community Survey 5-Year · 2024

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Wilmington in context.

OverallBest places in IllinoisPopulation rankingHighest population places in IllinoisNearest larger communityJoliet, Illinois14 miles away · 152,241 residents.

About Wilmington

Wilmington is a city in Will County, Illinois, situated along the Kankakee River sixty miles southwest of Chicago. Located along historic Route 66 and bordering the Midewin National Tallgrass Prairie with its famous bison herd, the community of approximately 5,494 is served by the Wilmington Community Unit School District 209-U for public primary and secondary education.

Top Rating Signals

Highest current ratings for this town.

Lower County Wildfire Hazard Potential ClassA+100.0ratingLower Projected Late-Century County-Area Exposure to Sea-Level RiseA+100.0ratingRegional Two-Party Electoral BalanceA+99.3rating

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