Big 5 Sporting Goods 30682 Santa Margarita Pky, Rancho Santa Margarita, CA92688 Big 5 Sporting Goods is located on Santa Margarita Parkway in the Santa Margarita Town Center. Big 5 Sporting Goods is a…More leading retailer in sporting equipment, clothing and accessories. It also sells a broad line of clothing and shoes for kids and adults. Big 5 Sporting Goods sells sports equipment and items for such outdoor events, such as cycling, golf, scuba, fishing, baseball, basketball and several other popular sports. It offers discounts on its website and has courteous customer service employees to help with any questions.