1 swimming event in Sammamish, Washington

Join us for the Beaver Mile swim 4.3 mile run. Chose between the Otter Half mile swim, 1/4 mile Swan swim, Beaver Mile swim or the duckling waddle/1.5 mile kids event. Great warm up for your 70.3 half iron events this fall. The competitive swims and runs have Certified Lifeguards in the water. The course is clearly marked in pristine waters of beaver lake. Swimmers are to go clockwise around their buoy color. Red for Beaver Mile Swim, Yellow for Otter Half Swim, Blue for 1/4 mile Swan swim and Green for the Duckling waddle. The run course is the same as the beaver lake triathlon course so it is a good warm for the BLT. The course is clearly marked with orange route arrows, elevated signs and orange streamers. The map is posted on our website. Pre-race safety briefing will be on Thursday July 30, 2026, 7 pm Zoom recording. Package pick up will be at the Flatstick Grill at the Redmond Town Center 4-5 pm. Included in your registration is complementary Pasta Feed.

Event details and schedule

Plenty of Parking at the Beaver Lake waterfront. Restrooms are available. Registration opens at 7 am. All athletes must be USAT members. One Day Bronze membership is available on our website. Must wear race provided swim cap, wetsuits will be allowed and encouraged if water temperature is less than 85 F. All registrants will get a classic deluxe dry release long sleeve Race T-Shirt. All finishers will receive a finisher medallion.