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Wilderness Adventure Swim 2026

Register

Say Yes to Life Liability Waiver/Safety Plan
Terms and Conditions for Lessons and Events
Open Water Swim Lessons Special this year: Combine one open water swim lesson (worth $110) with any event for only $95. Technique-focused lessons benefit ANY skill level.
Swimming From the Inside Out Add the “Swimming from the Inside Out” freestyle stroke technique video and cheat sheet for $35
Swim Animal Beanie Add a Swim Animal beanie for $35

Join us for an unforgettable swim excursion. Tall trees surround his small, sublime lake, whose name and location is known only to registered swimmers. We only offer this swim every other year!

The Wilderness Adventure Swim includes a picnic lunch, snacks, paddle support, changing cabana, chance to win a free massage, and additional treats. Please Note: Because of limited space at the lake, please leave friends and family at home. Thanks for your understanding.

We will carpool from the Mercer Island Park and Ride and will provide shared cars with a Discover Pass (others must supply your own pass. Be prepared for a luxurious, relaxing, and enjoyable day.

Talk about swimming in luxury. It was so fun!
— Regina W, 2024

The care and attention to detail that went into this swim was incredible. Thanks for a relaxing day.
— Steve S, 2022

Registration closes at 11:59 pm on Tuesday, July 7th, or when all spaces are filled.

Date: SATURDAY, July 11th
Time: 10:00 AM – 1:00 PM
Cost: $145

MANDATORY SAFETY MEETING (ONLINE)

7:30 pm PT, Thursday, July 9th

You must participate in this meeting in order to swim. Please factor this requirement into your decision to register.

Details

Location: Known to registered swimmers only. This lake is closed to motorized boats.
Length: Approximately 1.2 miles. You are expected to complete this distance. (Stopping to rest is encouraged.)
Level: Medium
Water: Fresh
Wetsuit: Your choice to wear one or not

Waiver/Safety Plan

To swim with us, you must read and agree to the Say Yes to Life Liability Waiver/Safety Plan.

Discounts on Other Open Water Swim Events

Learn about our discount options.

See a complete list of 2026 events.

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