Governor Oglesby Mansion

421 W. William St., Decatur, IL 62522

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Built in 1874, this Italianate mansion was the home of Richard J. Oglesby, a U.S. senator and three-time governor of Illinois. Oglesby was also a Union general in the Civil War and a close friend of Abraham Lincoln.

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Phone: (217) 429-9422
Address: 421 W. William St.,
Decatur, IL 62522
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What's happening nearby...

Decatur Comic-Con 3

Decatur Civic Center • Apr 11 – Apr 12 @ 10AM

Midwest Toy & Comic Fest brings fans to Decatur for a high-energy weekend packed with celebrity guests, cosplay, collectibles, and pop culture fun for all ages.

Ancient Athletics presents D-Town Throwdown Highland Games

Horace B Garman Park • Apr 25 @ 8:30AM

Watch as participants compete in highland games and carry out traditions dating back to the eleventh century or earlier!

Decatur Craft Beer Festival 2026

Central Park - Downtown Decatur • May 02 @ 12noon

The Decatur Craft Beer Festival returns to Central Park in Downtown Decatur, bringing together a variety of breweries from across Illinois and beyond.

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