
From the Organizer
The Run4Don is an annual event featuring 5K and 15K races held in Gainesboro, Tennessee. The courses navigate through the peaceful downtown area and extend along the calming banks of the Cumberland River. Certified with little elevation gain, the routes are favored by competitive runners seeking personal best times.
Join us in honoring Donald Chaffin as we run and walk to support students pursuing a Christian education and to fund research for Amyotrophic Lateral Sclerosis (ALS), with the hope of discovering a cure for Lou Gehrig’s disease.
Distances & Pricing
Race Location
About This Sport
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
15th Annual Live the "Green" Way Liquid Color 5K
Walking in Love 5k and 1 Mile Fun Run
The Mad Mallard 3, 6, 12 & 24 HR NIGHT TIME trail race.
Oak Ridge Fall Classic 5k
Frequently Asked Questions (FAQs)
Run 4 Don 5K & 15K
Sep 19, 2026