Triangle Pool is located in the Enatai Neighborhood in Bellevue, Washington. Our street address: 1919 108th Ave SE. Triangle is a heated outdoor community 4 lane pool with a diving board, located in Enatai. Home of the Tigersharks Swim Team. Our Triangle Pools community welcomes everyone! You don't have to live in the neighborhood to be a member. Learn more about becoming a member at Triangle Pool and come spend your summer by the pool with us! Swim lessons, clinics, Junior swim team, Competitive swim team for school age up to 18 years old, birthday parties, lap swimming, barbecue, and poolside snacks are some of the things that Triangle has to offer. Did you know? Triangle Pool is a 501c3 charitable organization. Donations are tax deductible. Double your donation if your company has corporate matching!