(ROXBURY TOWNSHIP, NJ) -- As summer winds down and the warm, crisp air of autumn arrives, New Jersey music fans will have one more chance to gather outdoors for a full day of live jam-band music, food, dancing and community. JAMTOBERFEST '26 takes place Saturday, October 3, 2026, at the Swim & Sport Club in Flanders, NJ. Gates open at 12:00pm, with music beginning at 1:00pm.