Osawatomie
Chamber of Commerce
Signature Events
The City of Osawatomie celebrates each year with three spectacular Signature Events
June 18 - 21, 2026
The nostalgic John Brown Jamboree kicks off the summer season and features a classic Thursday night parade down Main Street, a bounce house carnival, a car show, and so much more. Fill the weekend with the contests, artist and crafter fair, and family-friendly entertainment
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June 27, 2026
The Lights on the Lake festival celebrates America’s independence. This event offers lakeside fun that keeps the entertainment going all day long and is topped off by an evening of larger-than-life fireworks that are set to music in a grand display over the lake.
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September 19, 2026
Osawatomie’s history comes alive each September with the Freedom Festival. John Brown Memorial Park hosts this event featuring Civil War era reenactments, handcrafts, music and food.
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Other regular or special community events and activities can be found on our Events page