Toughest 10K in The USA
Running: 1 Mile, 10K, 5K Trail Run
Thousand Oaks, California | December 2nd, 2018
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The Toughest 10K in The USA is a Running race in Thousand Oaks, California consisting of a 1 Mile, 10K, 5K Trail Run.
Welcome to the Toughest 10k trail run in the US. This course was designed to challenge all runners from beginners to the most experience athletes. With close to 3,500 feet of elevation change and grades as steep as 40% in the hills of Newbury Park, completing this course will give you a sense of accomplishment, satisfaction and bragging right of calling yourself a finisher of the Toughest 10k in the US. The course is very challenging but achievable. So bring your best trail shoes and get ready for a thigh-burning heart pumping experience.toughest10k.com View Course Map Incorrect Race Info/Update Race Details