NJ's Mountain Creek Waterpark To Open Early: See Details

Mountain Creek Waterpark is kicking off its 2026 season this weekend (June 19 to 21) before reopening June 27 for daily operations through Sept. 7. Back this year are the revamped Cannonball Falls and Tarzan Swings, season passes are going for $99.99 for a limited time, and the adults-only Waterpark After Dark series returns on select nights from July 3 through Aug. 14.