Tri-Cities Marathon
Registration Open
When is Tri-Cities Marathon?
Tri-Cities Marathon takes place on Sunday, October 25, 2026 in Richland, WA.
What distances does Tri-Cities Marathon offer?
Tri-Cities Marathon offers 4 events: 5K, Half Marathon, Marathon, Marathon Relay.
| Event | Distance | Price | |
|---|---|---|---|
| 5K | 3.1 mi | $25.00 | Register |
| Half Marathon | 13.1 mi | $75.00 | Register |
| Marathon | 26.2 mi | $90.00 | Register |
| Marathon Relay | 26.2 mi | $180.00 | Register |
How much does Tri-Cities Marathon cost?
Registration for Tri-Cities Marathon starts at $100.00. Prices vary by event distance.
Where is Tri-Cities Marathon held?
Tri-Cities Marathon is held in Richland, WA at Riverfront Hotel.
About Tri-Cities Marathon
Join us as we celebrate another exciting year of endurance, community, and achievement at the 43rd annual Tri-Cities Marathon! Runners of all levels are invited to take part in this long-standing tradition, bringing together athletes, families, and supporters from across the region for an unforgettable race day experience.
New for 2026
- The marathon course is returning to the previous route that includes the iconic Blue Bridge. Certification is currently pending.
- And that’s not all — we’re thrilled to introduce the Tri-Cities 5K. If you’ve always wanted to run in this celebrated race but weren’t quite ready for the longer course, now’s your moment! Costumes welcome
Remembering Richard "Keith" Fuller. 1957-2025
1980 Tri-Cities Marathon Champion
Swag & Giveaways
Half Marathon: T-Shirt
Marathon: T-Shirt
Marathon Relay: T-Shirt
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