The Hieronymus Mueller Museum is located in Decatur, Illinois. Here's how to find us...
The museum is open to the public on
Thursday - Friday - Saturday (except holidays)
1:00 - 4:00 p.m.
Other visiting times may be scheduled by appointment
by calling (217) 423-6161.
$2.00 for adults and $1.50 for those under the age of 17.
Exhibits cover the history of the company, its owners and employees,
and the Mueller family.
Mueller Co. History - Locations & Plants
Mueller Co. origins date back to 1857 when German immigrant, Hieronymus Mueller,
opened a shop in Decatur, Illinois. Explore over 150 years of invention and growth.
Read more about the History of Mueller Co.
Mueller Family History
Hieronymus Mueller emigrated from Germany in 1850. At just 25 years old, in 1857,
he founded Mueller Company in Decatur, Illinois.
He and his descendants owned and managed Mueller Co. from 1857 to 1986. They took
pride in their products, employees and community.
Today's family is proud to remember that tradition. Read more about Hieronymus Mueller.
Mueller Library & Research
Our library of research tools
includes a searchable database of the museum's collection. Check back
as more library and research content becomes available online. Enjoy
the Mueller Record online and watch as additional issues are added each month.
Browse our Library