Throw a hassle-free, fun-filled birthday party for your child at the Y. We offer party packages including pool parties, art parties, and much more. Birthday party packages vary by location. Please contact your local branch to learn more. Find a Branch Party Packages Pool Party Enjoy swimming in our pool with family and friends, and head to a separate party room for more birthday festivities! Sports Party Themed parties in basketball, gymnastics, soccer, and other sports include instructors, non-competitive games, and a separate party room for more fun. Play and Celebrate Party Keep the kids busy and happy with an activity of your choice, facilitated by an enthusiastic YMCA staff member in your own party room.