Mountains-to-Sea Trail 12M & 50K Challenge – Durham, NC 2026

Join us for some beautiful spring single track trail miles along the MST! The 17th annual trail race will follow the beautiful Mountains-to-Sea Trail (MST) as it winds through the woods along the Eno River towards Falls Lake. Not planning to run? PLEASE SIGN UP TO VOLUNTEER ! We need you! Thank you **NEW FOR 2026** We are updating the 12M and 50K courses due to construction at Blue Jay Point County Park. MST 12+ Miles (Closer to 13) MST 50 KM All participants will receive a custom race shirt, finisher's award, and plenty of refreshments at the finish line! You can expect that we will setup a well-marked course, well-stocked aid stations, accurate results, and a good time! We will do our best to make sure you enjoy your experience! MST 12M & 50K will be cupless! In an effort to make this a greener event, we ask that participants carry their own hydration device on the course. Water and electrolyte drinks will be available at all aid stations and the finish area. All participants will