Tennis Center Sand Point is Seattles most comprehensive indoor tennis facility. Featuring ten championship-grade, acrylic hard courts, TCSP offers a wide array of services including court reservations, adult and junior programs, private lessons, ball machines, and league play. Extensive amenities include a ball machine hitting lane, pro shop, cafe, and even outdoor batting cages. With the mobile app, you can book court reservations, view your activity, manage your account, and more - all on the go.