Wilmington
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Wilmington

Wilmington, Illinois

The Island City

About this city

Also known as: The Island City

Wilmington is a nostalgic historic city located in southern Will County, Illinois, situated beautifully along the rushing waters of the Kankakee River. Formally incorporated in 1865, the city earned widespread national recognition as a major, unforgettable roadside stop along the iconic historic Route 66. Wilmington features a classic midwestern small-town charm, highly celebrated for its historic island parks, vibrant antique shopping corridors, and colossal mid-century fiberglass roadside advertising monuments. Surrounded by expansive natural tallgrass prairie reserves, the city serves as a vital recreational and heritage hub connecting historic Mother Road nostalgia with rich river outdoor leisure.

Location & Administrative

County
Will County
Time Zone
CST
State Code
IL

Transportation & Accessibility

Nearest Airports
MDWORD
Getting Around
Car Required

Weather & Timing

Best Months
MayJunSepOct
Average Temperature
Peak Season
Whitewater Rafting SeasonFall Foliage Season
Off Season
Deep Freeze Season

Economics & Local Vibe

Population
City proper 5.6K · Metro area 9.4M
Sales Tax
8%
Key Industries
Route 66 Heritage Tourism & HospitalityAntique & Boutique Retail TradeLogistics & Light Manufacturing

Practical Tourism Metadata

Suggested stay: 1 day

Photograph the legendary Gemini Giant, a colossal 30-foot-tall retro fiberglass spaceman statue on Route 66. Browse a sprawling selection of vintage treasures along the Downtown Antique District. Hike, fish, or enjoy a family picnic at the scenic, river-bound Island Park. Explore the nearby expansive bison pastures and wildlands at Midewin National Tallgrass Prairie.

Must-See