Headwaters Country Jam

Montana's biggest country music festival, in an outdoor amphitheater near the Jefferson River. 2026 lineup: Gavin Adcock, Wyatt Flores, Clint Black, Midland, Cameron Whitcomb, Jackson Dean, Avery Anna, Drake Milligan, Willow Avalon, The Kentucky Headhunters, The Wilder Blue, Collin Raye, Billy Dean, and more. Camping, tailgates, late-night jams; new Early Entry Pass for 2026.