4 ultra events in Butler County, Kansas

From big races to Saturday morning group runs—find ultra events and connect with the local endurance sports community.

• Heartland 50 [facebook.com] [Register at ultrasignup.com] - Facebook
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  Sat, May 02, 2026 at 6:00 AM

  25k 50k Ultra

  Butler County, Kansas, United States
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• Heat Wave 6/12/24 [ksultrarunners.org] [Register at ultrasignup.com] - Facebook
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  Fri, Jun 12, 2026

  Ultra

  323 E. School St., Butler County, Kansas, 67133, United States
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• Heartland [ksultrarunners.org] [Register at ultrasignup.com] - Facebook
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  Fri, Oct 09, 2026

  Ultra

  Butler County, Kansas, United States
  OpenStreetMap Google Maps