Thunderbolt Creek 30k


Register at Ultrasignup logo by Wednesday, July 12 — or by JUNE 21 if you want a race shirt!

Saturday, July 15th, 2017, 8:00 AM Start

What: This is an out and back 30K on the Continental Divide Trail (CDT). This course is very scenic and non-technical with approximately 3000 feet of climbing. If you love trail running this is a must for your calendar. Expect to get your feet wet! Read on for more details.


GREAT NEWS for 2017:  The Thunderbolt Creek 30k is part of the Treasure State Trail Series (TSTS), organized by Montana Trail Crew! This eleven-race series begins with the Don’t Fence Me In 30k in Helena on May 13 and ends with the Elk Ramble 15k in Missoula on November 4. Also, TSTS has announced that Altra Running is a series sponsor. At the end of the series, the top 5 men and top 5 women will receive Altra shoes and/or apparel. The men’s and women’s series winner will be crowned Montana Trail Running State Champion for 2017 and will receive a special prize package from Altra.

We’re proud that the Thunderbolt Creek 30k is part of this sub-ultra distance race series. For more information about other events in the series, visit the TSTS page on the Montana Trail Crew website.

Start area on Continental Divide TrailEntry Fee: $60 plus a small processing fee charged by UltraSignup.

** Shirt deadline extended: Register by June 21 to be guaranteed a race shirt! You can still register online through Wednesday, July 12 at Ultrasignup logo

What You Get: Tech shirt, pizza, beer, 4 Aid Stations, and Scenery out the Wazoo!

Also, mention the race and get a 10% discount at historic Boulder Hot Springs, approximately 30 miles east of the race site near Boulder, MT.

Field Limit: 100 runners.

Packet Pick-Up: Race morning at the start/finish line.

Driving Directions:  From Helena, take Exit 151 (Bernice exit) off I-15 between Basin and Butte. Head west and follow signs toward Boulder River Rd #82. Next, take a right toward White House Campground (watch for race signs). At the Campground sign, turn right and go 1.7 miles. Where the road ends, you’ll see the race tent and parking near the Continental Divide Trailhead to Cottonwood Lake.

Course Map (click map to view in a new window so you can zoom in)


Awards Ceremony:  12:00 PM at the finish line.

Brian at Thunderbolt Creek

Past Results

2014 – Official
2013 – Official
2011 – Official

We thank all of our sponsors for financial or in-kind support for the Thunderbolt Creek 30k!

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