Seafair Triathlon

Seafair Triathlon The Seafair Triathlon, taking place the 3rd weekend in July, features a Sprint, Super Sprint, & Kids Tri. There's something for all!

Crossing a triathlon finish line feels a little like unlocking a new personality trait honestly.http://sea-tri.com ...
05/28/2026

Crossing a triathlon finish line feels a little like unlocking a new personality trait honestly.

http://sea-tri.com

Nervous? Perfect.That means you care. Now come do the thing anyway.http://sea-tri.com
05/27/2026

Nervous? Perfect.
That means you care. Now come do the thing anyway.
http://sea-tri.com

Some people spend summer at brunch.Some people become triathletes.Choose wisely. http://sea-tri.com
05/26/2026

Some people spend summer at brunch.
Some people become triathletes.
Choose wisely.

http://sea-tri.com

Nothing builds confidence quite like doing something you weren’t sure you could do.http://sea-tri.com ...
05/25/2026

Nothing builds confidence quite like doing something you weren’t sure you could do.

http://sea-tri.com

Future you is going to be REAL smug about signing up for this.http://sea-tri.com
05/22/2026

Future you is going to be REAL smug about signing up for this.

http://sea-tri.com

Tiny humans doing the Kids Tri = immediate emotional damage, in the best way possible. Don't say we didn't warn you. htt...
05/21/2026

Tiny humans doing the Kids Tri = immediate emotional damage, in the best way possible.
Don't say we didn't warn you.

http://sea-tri.com

“I could never do a triathlon.”Counterpoint: the Super Sprint exists for a reason.http://sea-tri.com ...
05/20/2026

“I could never do a triathlon.”
Counterpoint: the Super Sprint exists for a reason.

http://sea-tri.com

Triathlon sounds scary until you realize it’s just a bunch of people aggressively supporting each other while wearing co...
05/19/2026

Triathlon sounds scary until you realize it’s just a bunch of people aggressively supporting each other while wearing compression gear.

Prices go up FRIDAY at 11:59 PM, so click the link below and register NOW!

http://sea-tri.com

The vibes at Seafair Tri?Supportive. Fun. Slightly chaotic. Exactly how summer should feel.http://sea-tri.com ...
05/18/2026

The vibes at Seafair Tri?
Supportive. Fun. Slightly chaotic. Exactly how summer should feel.

http://sea-tri.com

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5898 Lake Washington Boulevard S
Seattle, WA
98118

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