Partnering with Seafair offers a unique opportunity to align with one of Seattle’s most beloved and enduring traditions.

As a vibrant celebration that unites the community through thrilling hydroplane races, dazzling parades, and a diverse array of cultural events, Seafair attracts hundreds of thousands of enthusiastic participants and spectators each year.

By joining forces with Seafair, you or your organization can gain visibility, engage with a passionate audience, and contribute to the rich tapestry of local festivities.

Volunteer

For over 75 years, your support has kept the spirit of Seafair alive and well. We are beyond excited to welcome back our returning volunteers and celebrate with our first-time volunteers!

Become a Sponsor

Join the Seafair family and become a part of Seattle’s most iconic festival! Sponsoring with us allows you to be a part of our events woven into the community’s hearts and reach more than two-million people.

Exhibitors & Food Vendors

Become an exhibitor or vendor at one or more of our Signature Events this summer and be part of the excitement and legacy of Seafair!

Charity Auction

Join us for Brunch and The Blues at King County International Airport on July 31, 2025, during the Seafair Charitable Foundation’s largest fundraising event of the year.

Donate to Seafair

Your financial support is invaluable and allows the 501(c)(3) nonprofit Seafair to create memorable events that provide free and affordable entertainment to the Puget Sound Region. When you give to Seafair you are investing in OUR communities.

Request a Donation

Seafair believes in strengthening and supporting our local communities. We provide in-kind donations for fundraising events that enable organizations to build strong foundations and continue to do great work in the communities.