Tucson's 2026 Pool Season Opens This Weekend: Pima County's Nine-Pool Memorial Day Saturday, the City of Tucson's June 1 Free-Swim Reset, and How Marana, Oro Valley, and Sahuarita Anchor the Northwest and South

Memorial Day weekend, May 23 to 25, 2026, is the practical start of summer pool season in the Tucson metro — and the calendar runs three different agencies on top of each other. Per the Pima County Natural Resources, Parks and Recreation aquatics pages, the City of Tucson Parks and Recreation pools-and-splash-pads page, the Town of Marana Parks and Recreation MARC facility page, the Town of Oro Valley Aquatic Center page, the Town of Sahuarita Parks and Recreation Anamax Park news release, BizTUCSON's coverage of the May 3, 2025 MARC ribbon-cutting, KGUN 9's 'Tucson Parks and Recreation summer pools open June 1' coverage, and the Tucson Sentinel's 'That summer feeling: Tucson city pools open June 1, Pima's open next week' May 14, 2026 report, Pima County's nine pools open Memorial Day weekend Saturday, May 23, 2026; the City of Tucson's 19 community pools open with free admission on Monday, June 1; the Marana Aquatic and Recreation Center at 13455 North Marana Main Street runs its first full Memorial Day weekend as an established town facility a year after the May 3, 2025 grand opening; the Oro Valley Aquatic Center at 23 West Calle Concordia keeps its 50-meter Olympic pool on its standing year-round program; the Sahuarita Anamax Park splash pad runs dawn-to-dusk free admission through October; and City of Tucson splash pads have been open daily since April 1 and run 8 a.m. to sunset through October 31. Here is the May 19, 2026 sourced walk-through for Tucson, Marana, Oro Valley, Sahuarita, and Vail residents and for relocation buyers comparing the southern Arizona summer-amenity calendar against other Sun Belt metros.