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 Prairie Pedal
Macon County Conservation Foundation • Sep 27 @ 6:30AM
Ride through scenic Macon County on September 27! Choose a 20, 40, or 62-mile route starting at Rock Springs Conservation Area. Enjoy rest stops, beautiful scenery,…
Read more about 2026 Prairie PedalYou might also be interested...
African-American Cultural & Genealogical Society of Illinois Museum
Decatur
Located near Downtown Decatur, the African-American Cultural & Genealogical Society of IL Museum promotes and preserves the study of African-American history.
Read more about African-American Cultural & Genealogical Society of Illinois Museum
Governor Oglesby Mansion History Museum
Decatur
Experience a piece of Decatur, IL history with a tour of this amazingly restored mansion.
Read more about Governor Oglesby Mansion History Museum