Join Us for the Highlander Mudder 2023

Cairn University Athletics and RUN 12:1 Running Club are excited to host the Highlander Mudder 2023. With more new obstacles and more mud, you are sure to have a blast!

Part trail race, part obstacle course, part mud run, the Highlander Mudder is sure to challenge you on a 2+ mile course throughout the Cairn University Campus. The Highlander Mudder presents you with over 20 obstacles you must conquer, from slides to walls to mud crawls to ropes and cargo nets and more, this course has it all. Utilizing the unique terrain and natural elements of the Cairn campus, we have put together a fun, innovative and daring set of obstacles (some new for 2023) that will challenge you from the moment you step off the start line, until you victoriously cross the finish. 

All "Mudders" receive:

- Highlander Mudder long sleeve race shirt

- Highlander Mudder custom finishers medal

- Runner bag with snacks and goodies

- Muddy memories to last a lifetime

- Satisfaction of knowing they challenged themselves and conquered the Highlander Mudder

This is a great event for youth groups, sports teams, study groups, work teams, and more. Special pricing is available for groups of 8 or more. See details below for group pricing information.

Register now for the Highlander Mudder 2023

Registration Price Increase Dates (Early bird pricing now through April 8th):

On or Before April 8: $55.00pp

April 9 - April 28: $65.00pp

Day of Registration (April 29, 2023): $75.00pp

Highlander Mudder Details

The Highlander Mudder is an obstacle course/mudder event raising money for Cairn Athletics. Following is information about the Highlander Mudder for 2023:

Race Information - Saturday, April 29, 2023

  • Course: Unlike any race we have done before, this year’s Mudder is 2.5 miles of obstacles, grass, dirt, and muddy paths through the Cairn University campus and woods. 
  • Distance: Approximately 2.5 miles
  • Location: Cairn University, 200 Manor Ave., Langhorne, PA 19047.
    Check-in and day-of registration in parking lot I if available (near the tennis courts).
  • Registration: Please complete on-line by Saturday, April 8th, to guarantee your race shirt and medal.
  • Schedule:
    • Check-in: At least 30 minutes prior to your wave start. 

    • Start Time: Waves of 10-15 runners start at 9:00am  Rain or shine. Waves continue 10 minutes apart until all "mudders" have started the race.

  • Fee: On or before April 8: $55pp
    April 9-28: $65pp
    Day-of registration (April 29, 2023): $75pp
    - $10 discount for Military/Vets and Cairn alumni, faculty & staff;
    - $25 discount for ALL Students (Cairn or other schools);
    -  Teams of 8 or more: An additional $10 off the current price for youth groups, school teams, work groups and other teams of 8 or more - enter your team name and discount code "TEAM23" during registration. You must have at least 8 paying team members to receive this discount.
  • Race Shirts & Race Medals: All participants will receive the custom designed, long sleeve Highlander Mudder race-shirt and race medal. Must pre-register by April 8th to guarantee your race shirt and medal. For registration after April 8th shirts and medals are not guaranteed but will be provided as available.


  • The approximate 2.5 mile course starts and ends near the tennis courts on the Cairn University Campus. It takes place on campus and the campus wooded trails and includes rolling hills, lakes, mud pits, slides, ropes, cargo nets, walls and more. 


  • Awards are based on points earned for completing the various obstacles. Some obstacles have options with harder elements worth more points. Overall time to complete the course is also a factor in earning points.
  • Top 3 Male / Female Overall Winners
  • All paid participants who complete the course will receive a special finishers medal
  • Age Group Awards


  • It takes a lot of volunteers to put on a race of this magnatude. If you don’t want to race but still want to be involved, sign up now to volunteer for this event! Or if you want to race and volunteer, check out the link below to see how you can earn a free entry into this year's Highlander Mudder.

Race Sponsors:

We need sponsors to help support the race and make it a true fundraising success. If you, or a company you work for, is interested in being a sponsor of the Highlander Mudder for 2023 please click on the button below for more details. We appreciate your support!

Course Maps

Maps provided are initial 2023 course maps. We are still working on the final, muddier 2023 version of the course which may have a few small changes. 

  - Overview Mudder Course 2023 - 1st Half 

  - Overview Mudder Course 2023 - 2nd Half 

Next Price Increase is April 9, 2023 - Register Now!

  • Use the "Additional Donation" option below
    Note: You will need to fill out all the registration information as if you are running.

Note: Race shirts and medals are guaranteed for registrations prior to April 8th.
Shirts and medals for registrations after April 8th are provided on an availability only basis.


Terms & Agreements

By indicating your acceptance, you understand, agree, warrant and covenant as follows:

I know that preparing for and running or walking in this event is a potentially hazardous activity. I should not enter and participate unless I am medically able. I further realize additional risks associated with preparing for and participating in this event including, but not limited to, falls, contact with other participants, contact with vehicles on roadways, contact with bystanders viewing the event, the affects of the weather and the condition of all surfaces, all such risks being known and appreciated by me.

I further confirm and acknowledge that I agree to abide by all the current rules and guidelines in affect by the State of Pennsylvania, local Department of Health, and any other governmental body with jurisdiction over the area and/or event. I will not participate if I have been diagnosed with a current covid-19 infection, have a fever or any other covid-19 like conditions, or have been in contact with anyone with covid-19 in the past 5 days. The safety and well being of the entire community is of utmost priority, and this includes all participants, staff and volunteers. I further recognize that Bucks County Department of Health, Cairn University, Virtual Charity Events, and the RUN 12:1 race committee cannot make any claim and does not have any ability to contain or prevent the spread of the covid-19 virus or any other pathogen. Those who have concerns, fears, or at high risk for contracting covid-19 should not run in this event. I further recognize and agree that the covid-19 pandemic is a fluid situation and should guidelines change, it is possible Cairn University, the local Health Department and/or State of Pennsylvania may require the live event be cancelled. Should that occur I know and agree that all registrants for the Highlander Mudder 2022 event will be deferred to the Highlander Mudder 2023 event. Other options may also be offered. I know and accept that NO REFUNDS will be issued.

The Highlander Mudder event directors reserve the right to cancel the event i the event of labor disputes, accidents, acts of war or terrorism, riots, lightening, earthquakes, storms, floods, or any such acts or causes which the directors deem requires cancellation of the event for safety or security reasons. In the event of such cancellation, there will be no refunds.

The Highlander Mudder organizers reserve the right change the date, the distance, or any of the obstacles of the event for any reason. In the event of such changes, there will be no refunds, but your registration will still be valid for the new date.

The Highlander Mudder event directors and course marshals reserve the right to remove participants, spectators, sub-contractors, venue employees, friends, family and anyone else from the Event, without refund, should his/her behavior endanger the safety or negatively affect a race, person, venue or property of any kind.

Knowing these facts I, the undersigned, intending to be legally bound for myself, my heirs, executors, administrators, and assigns, covenant not to sue and hereby waive and release any and all rights and claims or liability for death, personal injury, sickness (including covid-19) or property damage of any kind of nature what so ever that I may now or hereafter have against Cairn University, Virtual Charity Events, RUN 12:1 Running Club, the sponsors, their representatives, successors, or assignees for my preparation, attendance and/or participation in this activity. I certify that I am in physical condition for this event and assume all responsibility for my participation.

I further grant permission for the use of my name and/or picture/video in any newspaper, broadcast or other account of this event without further compensation.

If registering a child under the age of 18 or an incapacitated adult I represent and warrant that I am the parent or legal guardian of that party and have the legal authority to enter into this agreement on their behalf and by proceeding with this event registration, I agree that the terms of this Terms & Agreements shall apply equally to all Registered Parties.


RedPodium Sports Event Management System