114 Events

Endurance Races in Washington

Trehko tracks 114 endurance events in Washington, including 113 Running events, 1 Triathlon event. Whether you're searching for your first 5K, a Boston qualifier marathon, a local triathlon, or a trail ultra, Washington has a race for every athlete. Use Trehko to compare registration fees and deadlines side by side, save your target races, and get automated reminders before registration opens or closes. All races listed below link directly to their official registration pages.

All 114 Races in Washington

2026 Seattle Ghost Marathon, Half & 50K — Seattle, 50K
2026 The Snohomish River Run Marathon, Half Marathon, 10K and 5K — Snohomish, Half Marathon
2027 Evergreen Half and 5 Mile — Snohomish, Half Marathon
2027 Mill Town Half Marathon, 10K and 5K — Everett, Half Marathon
A Merry Christmas Run 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
Anacortes Half Marathon & 5k — Anacortes, Half Marathon
Anacortes Santa Run — Anacortes, 5K
Baby Steps 5K 2026 — Auburn, 5K
Bagel Run 5K/10K/13.1 SEATTLE — Seattle, 5K/10K/13.1
Bellingham Bay Marathon — Bellingham, Marathon
Big River Race — Pasco, Half Marathon
Brooks Lake Sammamish Half Marathon presented by REI — Redmond, Half Marathon
BRRC Thanksgiving Turkey Trot — Spokane, Road Race
Camas Lions Oktoberfest 5K 10K Run/Walk — Washougal, 10K
Cascade Express Marathon & Half Marathon — North Bend, Half Marathon
Cirque Series - Crystal Mountain, WA — Crystal Mountain, Road Race
Climb for The Cure 2027 — Spokane, Road Race
Coffee Lovers Run 5K/10K/13.1 SEATTLE — Seattle, 5K/10K/13.1
Colbert Autumn Classic Half Marathon & 4-Mile Loop — Colbert, Half Marathon
Cougar Mountain Trail Run Series (October) — Bellevue, 50K
Defiance 50K / 30K / 15K — Tacoma, 50K
Fall - Mud Mountain Dam Marathon & Half Marathon — Enumclaw, Half Marathon
Falla Walla Half Marathon, 10K & Heroes 5K Run — Walla Walla, Half Marathon
Frosty Moss Relay — Port Angeles, Relay
GOAT Run — Port Angeles, Half Marathon
Gobble Gobble 5K & 10K — Puyallup, 10K
Gobbler 5K, 10K & 13.1M at Olympia, WA (46) — Olympia, Half Marathon
Gobbler 5K, 10K, & 13.1M at Camas, WA (46) — Camas, Half Marathon
Gobbler 5K, 10K, & 13.1M at Camas, WA (48) — Camas, Half Marathon
Gobbler 5K, 10K, & 13.1M at Everett, WA (45) — Everett, Half Marathon
Gobbler 5K, 10K, & 13.1M at Everett, WA (46) — Everett, Half Marathon
Gobbler 5K, 10K, & 13.1M at Everett, WA (47) — Everett, Half Marathon
Gobbler 5K, 10K, & 13.1M at Olympia, WA (48) — Olympia, Half Marathon
Gobbler 5K, 10K, & 13.1M, Spokane, WA (48) — Spokane, Half Marathon
Gobbler 5K, 10K, 13.1M at Pasco, WA (47) — Pasco, Half Marathon
Gobbler 5K, 10K, 13.1M at Vancouver, WA (47) — Vancouver, Half Marathon
Halloween Trick or Trot Run 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
Haunted 5K, 10K & 13.1M at Camas, WA (41) — Camas, Half Marathon
Haunted 5K, 10K & 13.1M at Camas, WA (43) — Camas, Half Marathon
Haunted 5K, 10K & 13.1M at Everett, WA (42) — Everett, Half Marathon
Haunted 5K, 10K & 13.1M at Olympia, WA (41) — Olympia, Half Marathon
Haunted 5K, 10K, & 13.1M at Everett WA (41) — Everett, Half Marathon
Haunted 5K, 10K, & 13.1M at Olympia, WA (43) — Olympia, Half Marathon
Haunted 5K, 10K, & 13.1M at Pasco, WA (42) — Pasco, Half Marathon
Haunted 5K, 10K, & 13.1M at Spokane, WA (43) — Spokane, Half Marathon
Haunted 5K, 10K, 13.1M & 26.2M at Everett, WA (40) — Everett, Half Marathon
Haunted 5K, 10K, 13.1M at Vancouver, WA (42) — Vancouver, Half Marathon
Haunted Hustle 5K & 10K — Puyallup, 10K
Holiday 5K, 10K, & 13.1M at Camas, WA (50) — Camas, Half Marathon
Holiday 5K, 10K, & 13.1M at Camas, WA (52) — Camas, Half Marathon
Holiday 5K, 10K, & 13.1M at Everett, WA (49) — Everett, Half Marathon
Holiday 5K, 10K, & 13.1M at Everett, WA (50) — Everett, Half Marathon
Holiday 5K, 10K, & 13.1M at Everett, WA (51) — Everett, Half Marathon
Holiday 5K, 10K, & 13.1M at Olympia, WA (50) — Olympia, Half Marathon
Holiday 5K, 10K, & 13.1M at Olympia, WA (52) — Olympia, Half Marathon
Holiday 5K, 10K, & 13.1M at Spokane, WA (52) — Spokane, Half Marathon
Holiday 5K, 10K, 13.1M at Vancouver, WA (51) — Vancouver, Half Marathon
Ironman 70.3 Washington Tri-Cities — Richland, Ironman 70.3
Issaquah Schools Foundation Monster Mash 5K — Issaquah, 5K
Kirkland Half Marathon & 5K — Kirkland, Half Marathon
Lake Washington Half Marathon — Kirkland, Half Marathon
Langlauf 10K XC Ski Race — Mead, 10K
Last Chance Marathon and Half Marathon — Bellingham, Half Marathon
Medal Madness 5K, 10K & 13.1M at Camas, WA (37) — Camas, Half Marathon
Medal Madness 5K, 10K & 13.1M at Camas, WA (39) — Camas, Half Marathon
Medal Madness 5K, 10K & 13.1M at Everett, WA (38) — Everett, Half Marathon
Medal Madness 5K, 10K, & 13.1M at Everett, WA (37) — Everett, Half Marathon
Medal Madness 5K, 10K, & 13.1M at Olympia, WA (37) — Olympia, Half Marathon
Medal Madness 5K, 10K, & 13.1M at Spokane, WA (39) — Spokane, Half Marathon
Medal Madness 5K, 10K, 13.1M at Pasco, WA (38) — Pasco, Half Marathon
Medal Madness 5K, 10K, 13.1M at Vancouver, WA (38) — Vancouver, Half Marathon
Medal Madness 5K, 10K, 13.1M at Vancouver, WA (44) — Vancouver, Half Marathon
MLK Jr. Freedom Run 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
National Chocolate Day: Run for Chocolates 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
New Year's Run 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
OAT Run — Port Angeles, 12K
OktoberFeast — Richland, 5K
Oktoberfest Run 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
PB&J Fuel Run 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
Poulsbo Half Marathon & 10k — Poulsbo, Half Marathon
Puyallup Valley Fall Hops Harvest 5K — Puyallup, 5K
Puyallup Valley Half Marathon and 10K — Puyallup, Half Marathon
Quilcene Oyster Races — Quilcene, Marathon
Raging River Relay — Spokane, Relay
Redmond Harvest Half Marathon — Redmond, Half Marathon
Richland RunFest 2027 — Richland, Marathon
Run for Donuts 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
Run for Mental Health 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
Run for the Gnomes Half Marathon & 5K — Maple Valley, Half Marathon
Run the Bay — University Place, Half Marathon
RUN THE DAM 2026 — Grand Coulee, Marathon
Run the River — Kennewick, Marathon
Santa Runs Tacoma — Tacoma, Half Marathon
Seattle Half Marathon — Seattle, Half Marathon
Seattle Marathon — Seattle, Marathon
Skagit Flats Marathon, Half & 5k — Burlington, 5K
Spokane River Run 2027 — Nine Mile Falls, Relay
Step By Step's Race — Puyallup, 10K
Sun City Barry James Memorial 5K and Half Marathon — Yakima, Half Marathon
Sunrise Marathon 5K/10K/13.1 SEATTLE — Seattle, Marathon
Swing the Gates 5k and 10k — Oak Harbor, 10K
Tacky Turkey Sweater 5k — Seattle, 5K
Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K — Tacoma, 10K
Ten Trails Active Club 5k Turkey Trot — Black Diamond, 5K
Ten Trails Active Club Heartfelt Hustle — Black Diamond, 5K
Thanksgiving Gobble Trot Run 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
The Brooks Orca Half Marathon presented by REI — Seattle, Half Marathon
The Spokane Marathon — Spokane, Marathon
Tri-Cities Marathon — Richland, Marathon
Veterans Day Freedom Run 5K/10K/13.1 SEATTLE — Seattle, Half Marathon
West Seattle Monster Dash 2026 — Seattle, 5K
Wicked Fast 5K & 10K — Tacoma, 10K
Woolley Trail Runs — Sedro Woolley, 50K
Yakima River Canyon Marathon and Half-Marathon — Yakima, Half Marathon

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All 114 Races in Washington