Chicago
May 18-19, 2013

Toronto Spring
May 11-12, 2013

Ohio
April 27-28, 2013

Austin
April 19-20, 2013

Mid-Atlantic Spring
April 19-20, 2013

Sydney
April 13-14, 2013

Las Vegas
April 13-14, 2013

Georgia
April 6-7, 2013

Miami
Mar 2-3, 2013

Arizona
Feb 23-24, 2013

SoCal Winter
Feb 8-9, 2013

Florida – Tampa
Dec 1-2, 2012

World’s Toughest Mudder 2012
Nov 17-18, 2012

Carolinas
Oct 27-28, 2012

Tri-State
Oct 20-21, 2012

Utah
Oct 13-14, 2012

Missouri
Oct 13-14, 2012

Texas – Austin
Oct 6-7, 2012

Las Vegas
Oct 6-7, 2012

NorCal – Diablo
Sep 29-30, 2012

Washington – Seattle
Sep 29-30, 2012

Australia – Sydney
Sep 22-23, 2012

NorCal – Tahoe
Sep 22-23, 2012

Wisconsin
Sep 8-9, 2012

Mid-Atlantic
Sep 8-9, 2012

Toronto
Aug 18-19, 2012

New England #2
Jul 14-15, 2012

SoCal #2
Jul 7-8, 2012

Vancouver
Jun 23-24, 2012

Indiana/Illinois
Jun 16-17, 2012

Colorado
Jun 9-10, 2012

Minnesota
May 19-20, 2012

Pennsylvania #2
May 12-13, 2012

UK – Southeast/Midlands May 12-13, 2012

New England #1
May 5-6, 2012

Pennsylvania #1
Apr 28-29, 2012

Michigan/Ohio
Apr 14-15, 2012

Texas – Dallas
Mar 31-Apr 1, 2012

AUS – Melbourne
Mar 31-Apr 1, 2012

SoCal #1
Feb 25-26, 2012

Georgia
Feb 11-12, 2012

Texas – Coast
Jan 28-29, 2012

Arizona
Jan 14-15, 2012

World’s Toughest Mudder 2011
Dec 17-18, 2011

Florida
Dec 3-4, 2011

Indiana
Nov 19-20, 2011

Tri-State
Nov 12-13, 2011

Virginia
Oct 22-23,2011

Texas Central
Oct 8, 2011

NorCal
Sep 17-18, 2011

Wisconsin
Jul 23-24, 2011

Colorado
Jun 25-26, 2011

SoCal
May 28-29, 2011

New England
May 7-8, 2011

Allentown
Apr 9-10, 2011

Georgia
Mar 12-13, 2011

Texas (Austin)
Jan 29-30, 2011

Tri-State
Nov 20-21, 2010

NorCal
Oct 9-10, 2010

Allentown
May 2, 2010