https://www.ocrbase.com/events?count=30&country=US&type=ocr https://www.ocrbase.com/favicon.png https://www.ocrbase.com/events?count=30&country=US&type=ocr ocrbase Tue, 07 Jul 2026 16:50:53 GMT Tue, 07 Jul 2026 16:50:53 GMT 1440 https://www.ocrbase.com/favicon.png https://www.ocrbase.com/images/ocrbase-black.svg https://www.ocrbase.com/images/ocrbase-black.svg Event Type(s): Sprint,Super,Kids Race,Obstacle Workshop,Hurricane Heat,HH24HR,HH12HR,Spectators
Start: 2026-10-03
End: 2026-10-04]]> https://www.ocrbase.com/events/2026-nashville-spartan-event-weekend-october-3-2026 urn:unbreakable:events:spartan:10028 Tue, 07 Jul 2026 16:25:55 GMT Event Type(s): Sprint,Super,Beast,Kids Race,HH12HR,Hurricane Heat,Spectators
Start: 2026-11-21
End: 2026-11-22]]> https://www.ocrbase.com/events/2026-san-antonio-spartan-trifecta-weekend-november-21-2026 urn:unbreakable:events:spartan:10207 Tue, 07 Jul 2026 06:03:25 GMT Event Type(s): Stadion,Kids Race,Spectators
Start: 2027-02-20
End: 2027-02-20]]> https://www.ocrbase.com/events/2027-los-angeles-stadium-spartan-event-february-20-2027 urn:unbreakable:events:spartan:10705 Wed, 01 Jul 2026 21:23:19 GMT Event Type(s): Sprint,Super,Kids Race,Obstacle Workshop,Hurricane Heat,HH12HR,Spectators
Start: 2026-10-03
End: 2026-10-04]]> https://www.ocrbase.com/events/2026-las-vegas-spartan-event-weekend-october-3-2026 urn:unbreakable:events:spartan:9835 Wed, 01 Jul 2026 11:19:59 GMT Event Type(s): Tough Mudder,Infinity
Start: 2027-06-26
End: 2027-06-26]]> https://www.ocrbase.com/events/tough-mudder-twin-cities-june-26-2027 urn:ocrbase:events:toughmudder:us:56908 Mon, 29 Jun 2026 21:21:29 GMT Event Type(s): Worlds Toughest Mudder
Start: 2027-06-26
End: 2027-06-27]]> https://www.ocrbase.com/events/tough-mudder-world-s-toughest-mudder-june-26-2027 urn:ocrbase:events:toughmudder:us:56904 Mon, 29 Jun 2026 21:21:27 GMT Event Type(s): TMINF,TM5K,TM15K
Start: 2027-06-26
End: 2027-06-26]]> https://www.ocrbase.com/events/spartan-2027-twin-cities-tough-mudder-event-weekend-june-26-2027 urn:unbreakable:events:spartan:11250 Mon, 29 Jun 2026 16:51:07 GMT Event Type(s): Sprint,Super,Kids Race,Spectators
Start: 2027-06-26
End: 2027-06-27]]> https://www.ocrbase.com/events/2027-new-england-spartan-event-weekend-june-26-2027 urn:unbreakable:events:spartan:11224 Mon, 29 Jun 2026 16:51:06 GMT Event Type(s): Stadion,Kids Race,Spectators
Start: 2027-01-01
End: 2027-12-31]]> https://www.ocrbase.com/events/2027-new-york-stadium-spartan-stadion-event-date-tbd-january-1-2027 urn:unbreakable:events:spartan:10771 Thu, 25 Jun 2026 16:19:24 GMT Event Type(s): TMINF,TM5K,TM15K
Start: 2027-06-12
End: 2027-06-12]]> https://www.ocrbase.com/events/spartan-2027-michigan-tough-mudder-event-weekend-june-12-2027 urn:unbreakable:events:spartan:11142 Tue, 16 Jun 2026 18:25:09 GMT Event Type(s): Tough Mudder,Infinity
Start: 2027-06-12
End: 2027-06-12]]> https://www.ocrbase.com/events/tough-mudder-michigan-june-12-2027 urn:ocrbase:events:toughmudder:us:56791 Mon, 15 Jun 2026 13:50:07 GMT Event Type(s): Sprint,Super,Beast,Ultra,Kids Race,Spectators
Start: 2027-04-03
End: 2027-04-04]]> https://www.ocrbase.com/events/2027-san-jose-spartan-trifecta-weekend-april-3-2027 urn:unbreakable:events:spartan:10874 Wed, 10 Jun 2026 21:55:04 GMT Event Type(s): Sprint,Super,Beast,Ultra,Kids Race,Spectators
Start: 2027-06-05
End: 2027-06-06]]> https://www.ocrbase.com/events/2027-cincinnati-spartan-trifecta-weekend-june-5-2027 urn:unbreakable:events:spartan:11145 Mon, 08 Jun 2026 17:19:30 GMT Event Type(s): Stadion,Kids Race,Spectators
Start: 2026-08-29
End: 2026-08-29]]> https://www.ocrbase.com/events/2026-citizens-bank-park-spartan-stadion-event-august-29-2026 urn:unbreakable:events:spartan:10287 Mon, 08 Jun 2026 17:19:28 GMT Event Type(s): Sprint,Super,Kids Race,Spectators
Start: 2027-06-01
End: 2027-06-30]]> https://www.ocrbase.com/events/2027-tri-state-new-york-spartan-event-weekend-date-tbd-june-1-2027 urn:unbreakable:events:spartan:11147 Mon, 08 Jun 2026 17:19:28 GMT Event Type(s): TMINF,TM5K,TM15K
Start: 2027-05-22
End: 2027-05-22]]> https://www.ocrbase.com/events/spartan-2027-philly-tough-mudder-event-weekend-may-22-2027 urn:unbreakable:events:spartan:11059 Mon, 01 Jun 2026 22:31:14 GMT Event Type(s): Sprint,Super,Kids Race,Spectators
Start: 2027-05-29
End: 2027-05-30]]> https://www.ocrbase.com/events/2027-monterey-spartan-event-weekend-may-29-2027 urn:unbreakable:events:spartan:11125 Mon, 01 Jun 2026 13:31:31 GMT Event Type(s): Trail 10K,Trail 21K,Spectators,Trail Marathon
Start: 2027-05-30
End: 2027-05-30]]> https://www.ocrbase.com/events/spartan-2027-monterey-trail-experience-may-30-2027 urn:unbreakable:events:spartan:11136 Mon, 01 Jun 2026 13:31:29 GMT Event Type(s): Sprint,Super,Beast,Ultra,Kids Race,Spectators
Start: 2027-05-29
End: 2027-05-30]]> https://www.ocrbase.com/events/2027-colorado-springs-spartan-trifecta-weekend-may-29-2027 urn:unbreakable:events:spartan:11095 Mon, 01 Jun 2026 13:31:28 GMT Event Type(s): Tough Mudder,Infinity
Start: 2027-05-22
End: 2027-05-22]]> https://www.ocrbase.com/events/tough-mudder-philly-may-22-2027 urn:ocrbase:events:toughmudder:us:56602 Mon, 25 May 2026 16:19:47 GMT