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Tough Mountain Challenge, Sunday River, Maine

All About TMC
Registration
The Course
Mini Mountain
Videos & Pics
FAQs

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Tough Mountain Challenge

Tough Mountain X
Saturday, July 27, 2019

TMC — All About
Tough Mountain Challenge

The down and dirty
Learn more

Register for TMC — Register
Now

You snooze, you lose
Register Now

TMC Course — Check out
the Course

4 miles. 20 obstacles. 1 map.
Check it out

Mini Tough — Mini
Mountain Challenge

Do it for the kids
Register Now

TMC Pics — Videos & Photos

See for yourself
View them all

FAQ — FAQs

Stop. Look. Listen
Learn more

Thank you to our tough sponsors:

sundayriver.com underarmour.com budlight.com

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Tough Mountain Challenge - The best and most fun obstacle or mud race in Maine or New England.