Same Epic Venue, Brand New Course
2018 Tough Mudder Half Seattle’s got everything a wiley unicorn like you could ever ask for. Back to the Palmer Coking Coal Company course for the seventh straight season, Tough Mudder Half Seattle’s ready to rock (wink, wink) and then some. Gravel pits. Winding wooded trails. A 100-year old coal heap you have to scale if you want to reach the finish. And a feature so unique, it only exists at Tough Mudder Half Seattle - black coal mud. Put it all together and what do you get? The Coolest Event on the Planet (And Maybe the Universe) in the 2018 Season.
5 miles, 13 obstacles
So what’re you waiting for, Mudder. Gather up a gaggle of unstoppable unicorns and high-step your way to Tough Mudder Half Seattle in 2018 for your best weekend of the season.
Every Participant ticket purchase includes:Headband, Performance Finisher Tee, Insurance
Stuff you'll get
Other ways to participate
Join the Tough Mudder community, there's a spot for you here.
Be a Badass Boss. Make the executive decision to take team building to the most epic level imaginable.Learn More
Volunteer and join 'probably the best team on the planet'.Learn More
Ever thought about running a Tough Mudder for free? Find out how you can join a team to take on a Tough Mudder and fundraise for a great cause.
Don't want to stop at just 1 event? Get more Mudder action and big savings when you buy a regional or season pass.
Tough Mudder Half Event Day
Want to run the course at the same time as your friends and family? Make sure to create your team no later than two weeks before the event (two Monday’s prior). If you do not create or join a team by this date, we will not be able to guarantee the same start time for you and your teammates.
Please arrive 45 minutes before your assigned start time to ensure you can park, check in, drop your bag, and get to the Warm Up Zone 20 minutes before your start time. START TIMES WILL BE STRICTLY ENFORCED. For more info, visit our FAQ page here.
PLEASE NOTE:Due to high demand, some participants have been assigned a different start time than requested. Please do not contact us directly as we will not be able to accommodate changes.
What to Bring
1. A valid photo ID*
Don’t forget it in your car.
2. Active.com Participant Ticket*
For bag drop, food, and (more) beer.
*Items 1 and 2 are necessary to enter event.
What to Wear
At all events, we suggest wearing normal running shoes – spikes and cleats are strictly prohibited, but Merrell shoes are highly encouraged. Dress in comfortable clothing (or a costume that will make you more stylish on course) and bring dry clothing to change into once you’re done.
If it’s cold, gloves are recommended. If it’s hot, sunscreen is a necessity. No matter what the weather is, make sure to come hydrated and take advantage of water stations on course.
If you don’t plan on traveling home muddy, you’ll probably want to bring a change of clothes. Stop by the bag drop tent to store your belongings while you’re on course. $10, CASH ONLY.
Mini Mudder is a 1-mile muddy obstacle course designed for Tough Mudders-In-Training. Start waves will be every hour on the hour from 9am - 11am and 1pm - 4pm. Sunday, waves will be at 9am, 10am, 11am, and 1pm. Children must be at least 42 inches tall and accompanied by a parent or guardian at all times.
Please stay tuned for email updates and check back closer to event weekend for detailed parking information.