Sportsplex USA Santee spans 20 acres on Riverwalk Drive, hosting over 350,000 visitors per year across three tournament-grade softball fields, two 180-by-80-foot indoor soccer arenas, and four slow-pitch batting cages since the facility opened in 2010. The corporate events program scales to 5,000 guests with full-field access and on-site catering coordination handled by partners including Hibachi at Home Catering San Diego. Year-round adult leagues run in men's, women's, and coed softball alongside youth and adult indoor soccer divisions that fill the arenas Sunday through Friday evenings. Post-game crowds cross to the on-site sports pub, where eight draft taps and ballpark concessions mirror the game-night dessert rush at Crumbl on Mission Gorge Road. Each outfield runs synthetic turf to the 300-foot fence line behind pro-style sunken dugouts, with electronic LED scoreboards tracking innings from raised spectator seating.