Hieronymus Mueller Museum
420 W. Eldorado St., Decatur, IL 62521
Museums
Located on Mueller Company grounds, the museum celebrates the accomplishments of inventor Hieronymus Mueller, Decatur's "Unsung Genius" and holder of over 500 patents.
What's happening nearby...
2026 APBA Eastern Inboard Nationals - Hardy's Race for the Lake
Lake Decatur • Jun 06 – Jun 07 @ 10AM
Experience Hardy’s Race for the Lake at Lake Decatur featuring thrilling APBA National powerboat races, arts and craft vendors, delicious food, and family-friendly fun for all…
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Illinois Women's Pro Tennis Championship
Fairview Park Tennis Complex • Jun 08 – Jun 14 @ 10AM
Professional tennis returns to Decatur June 8–14, 2026! Watch world-class athletes from more than 20 countries compete at Fairview Tennis Complex in this exciting USTA Pro…
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Stryper at the Devon Lakeshore Amphitheater
The Devon Lakeshore Amphitheater • Jun 18 @ 7PM
Get ready for a night of heavenly metal as Stryper storms the Devon Lakeshore Amphitheater!
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Decatur
Historic home of Mr. & Mrs. James Millikin, open for tours & special events and available for rental.
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Decatur
A.E. Staley was a big man with big dreams and had the determination to make those dreams a reality. Although he did not arrive on…
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Decatur
Opened March 2009, this Museum includes a large collection of some of the finest American made iron (and Fiberglass) from Chevrolet.
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