Run Duck Run 10K Duathlon

Challenge yourself at our third-annual Run Duck Run Duathlon! This run-paddle-run 10K route features a ~1.5-mile run on a rubber greenway followed by a ~2-mile paddle on the scenic Duck River and finishing strong with a ~2.5-mile trail run along the Duck River Trail. You can expect a variety of running terrain including grass, rubberized greenway, pavement, and trail! All skill levels are welcome. Must be proficient at kayaking on Class 1 water. Life Jackets are required. Aid stations will be placed at each river access for participants before and after paddling.
All participants will receive event swag including t-shirt, finisher medal,  post-race drink, and snack! 
Start/Finish Location: Henry Horton State Park at Shelter 4
There is a 3-hour time limit on the course with rangers conducting a sweep to ensure everyone leaves the event safely. 
This event will be occurring during the Duck River Outdoor Expo! The expo is July 10th – 12th, 2026, and benefits Henry Horton State Park and the conservation of the Duck River. We consider the main event to take place on Saturday, July 11th from 3:00 PM to 9:00 PM. Through a variety of interactive exhibits, presentations, and events, attendees can learn about local wildlife, our conservation efforts, and sustainable outdoor practices.
Lodging Options:
Henry Horton Lodge and Cabins: https://tnstateparks.com/lodges/henry-horton
Camping: https://tnstateparks.com/parks/campground/henry-horton
Riverside Event Camping: contact the park office: 931-364-7724 Monday-Friday from 7:30AM-3:30Pm to reserve your site- Located adjacent to the Main River Access and race starting line. Premium sites $10– 30' x 20' site, picnic table. stand up grill, charcoal chimney, restrooms available at shelter 4, showers available at the campground bathhouse.