Runamuck 2026

Get ready to dive headfirst into the mud at Runamuck Challenge, Ireland’s original and most popular fun obstacle mud run! Held in the stunning 3,000-acre Coolcarrigan Estate in Co. Kildare, this epic day out blends pure fun with just the right amount of challenge for all ages and fitness levels.

Whether you're looking for a team bonding experience, a family day out, or just an excuse to get gloriously muddy with your mates, Runamuck Challenge 2026 is the place to be!

Why Choose Runamuck?

• A Fun-Filled Day for Everyone – Run, jog, crawl, or dance your way through over 50 obstacles per lap. No pressure – just fun!

• Challenge Without the Intimidation – Whether you're aiming for 1 lap (5.5KM) or 2 laps (~11KM), the course is accessible to all levels. Just make sure to pick a start wave before 12:30pm if doing the 2-lap option!

• Team Bonding – Perfect for corporate teams, sports clubs, and community groups looking for something different. There's no better way to break the ice (or the mud!) than helping each other over obstacles and laughing the whole way through.

• Group Discounts Available – Planning a fun day out for your crew? We offer special rates for large groups, making it easy to plan a memorable and affordable team adventure.

• Family Fun Guaranteed – With dedicated events for Junior and Mini Muckers, it’s a day out the whole family can enjoy.

• Raise Funds for a Cause – Make your muddy challenge even more meaningful by fundraising for a charity close to your heart.

Junior Muckers (Ages 12–15) 

Now the younger adventurers can join the action on the full 5KM course!

• Must run with an adult or part of an adult-led group

• Parental consent/waiver required

Mini Muckers (Ages 7–11)

Kids take the lead in a 3KM obstacle course made just for them – starting at 2PM, after the adult event.

• No adults allowed on course

• Pure muddy fun in a safe and exciting setting

• Parental consent/waiver required

Location

Coolcarrigan Estate, Co. Kildare – only 30 minutes from the M50 and easily accessible from Dublin and surrounding areas.

Grab your gang. Embrace the muck. Make memories.
Whether you're planning a work team-building day, a club outing, or a family adventure, Runamuck Challenge is Ireland’s funniest, filthiest, most unforgettable day out.

Are You Ready to Runamuck?

A parental consent/waiver will be sent to the parent/guardian email provided when registering.  A signed parental consent/waiver is required for all Junior Mucker participants and must be handed in on race day, in exchange for a race number.  No signed consent/waiver – No participation – No exceptions!