Now open to the public

Make 2025 the year you ride STP
Cross STP off your bucket list! The Seattle to Portland Bicycle Classic presented by Alaska Airlines is now open to the public. Members and the public can also purchase a 5-pack of STP coupons for $171 each from Feb. 4 to March 31.
Image
STP Start Line 2024
Image
Three riders gather near the water for a quick photo.

Single Day Ride

Registration Now Open

-

2,173 ft. 33.00 mi.
Image
Two joyous riders on a tandem pass by low hills, sports fields, and trees.

Multiday Century

Registration Now Open

-

5,100 ft. 206.00 mi. Seattle
Image
Former STP Director Will Chin gives a presentation from a podium.

Community Event

Event has already happened.

-

Image
Two riders on a rural road.

Multiday Tour

Registration Open for Members

-

5,900 ft. 149.00 mi.

Free Group Rides

Free Group Rides are available 365 days a year, and our certified ride leaders offer a variety of locations, paces, and terrains for you to ride across the Puget Sound region.

  • Many pace options
  • Terrains of all kinds
  • All over the Puget Sound area
  • Every day
Image
Kid with helmet on a scooter with dad on bike.

Support Our Work

Your support enables us to continue advocating for trails and policies that make our city streets safer; ensures community rides are accessible and affordable; and allows us to educate youth and adults through low-cost classes about how to ride and maintain their bikes.

Image
Join the club! Become a member today and save on rides, classes, and more.

Become a Member

Cascade’s membership unlocks adventure, community, and advocacy for a better bicycling world. Become a member today and connect with 9,500 members! Get discounts on rides and classes, as well as access to an early, member-only registration for our biggest rides.

Image
Art during STP 2022

100,000 Miles and 35 STPs: at 79, Art Burrill is Still Chasing Big Cycling Goals

  • Art Burrill’s hand-written logbook is a 34-year history of his bike life, documenting his mileage, STP facts, bicycles, riding partners, triumphs, injuries, and losses.
  • Now 79, Art plans to ride 3,000 miles and finish his 33rd STP in 2025.
  • His goal: 100,000 miles and 35 STPs by age 81.
     
Riding my electric cargo bike is my favorite thing

Paul Tolmé

3 Feb 2025
Image
Tyler at Jose Rizal bridge

Go Ride–and Celebrate–Seattle’s Expanding Bike Network

  • Seattle’s network of protected bike routes is rapidly expanding in early 2025.
  • Join us on a photo journey of new and coming bike infrastructure in Eastlake, Montlake, Beacon Hill, SODO, Downtown, and the Waterfront. 
     
Riding my electric cargo bike is my favorite thing

Paul Tolmé

21 Jan 2025
Image
Bike Shop at Bike Swap!

Get Electrified at the 2025 Seattle Bike Swap and E-Bike Demo

  • Test ride an electric cargo bike at 2025 Seattle Bike Swap and E-Bike Demo on Feb. 8.
  • Buy steeply discounted cycling gear, consign an old bike, grab a used bike, and gather with fellow bike nerds at Seattle Center to celebrate deals, steals and wheels.
Riding my electric cargo bike is my favorite thing

Paul Tolmé

15 Jan 2025