Marathons in Washington 2026 | Upcoming Races & Dates | My Next Race

There are 19 marathons in Washington scheduled for 2026. The next is the The Spokane Marathon in Spokane on October 11. Washington marathons run primarily October through September.

The Spokane Marathon

Sun, Oct 11 · Spokane, WA Spokane

Kids Fun Run5K10K +4

From $0 Open Closing Soon 70 spots left

2026 The Snohomish River Run Marathon, Half Marathon, 10K and 5K

Sun, Oct 11 · Snohomish, WA Snohomish

The Snohomish River Run 5kThe Snohomish River Run 10kThe Snohomish River Run Half Marathon +1

From $45 Open Closing Soon

Tri-Cities Marathon

Sun, Oct 25 · Richland, WA Richland

5KHalf MarathonMarathon Relay +1

From $25 Open

Last Chance Marathon and Half Marathon

Thu, Dec 31 · Bellingham, WA Bellingham

Half MarathonMarathon

From $60 Open

Rock Solid Marathon, Half Marathon

Fri, Feb 26 · Coupeville, WA Coupeville

Rock Solid Half MarathonRock Solid Virtual Half MarathonRock Solid Half Marathon +3

From $85 Open 25 spots left

Birch Bay Road Race

Sat, Apr 3 · Blaine, WA Blaine

5K5K5k--Canadian Resident +9

From $24 Open

Yakima River Canyon Marathon and Half-Marathon

Sat, Apr 3 · Yakima, WA Yakima

1/2 Marathon1/2 MarathonMarathon Early Start +3

From $85 Open

OAT Run

Sat, Apr 10 · Port Angeles, WA Port Angeles

OAT Run 12KOAT Run 12KOAT Run Half Marathon WAVE 2 +5

From $48 Open

Run the River

Fri, Apr 16 · Kennewick, WA Kennewick

Kids MarathonKids Marathon5k +9

From $15 Open 50 spots left

Washington State Marathon

Sun, Apr 18 · Redmond, WA Redmond

Marathon

From $99 Open

Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K

Sat, May 1 · Tacoma, WA Tacoma

Kids 1KSaturday - Kids 1KSaturday - 5K +13

From $10 Open

Capital City Marathon

Sat, May 15 · Olympia, WA Olympia

Five MileFive MileHalf Marathon +3

From $20 Closed

Windermere Marathon

Sun, May 16 · Spokane, WA Spokane

Kids Fun Run5K5K +10

From $20 Open

Spring - Mud Mountain Dam Marathon & Half Marathon

Sat, May 29 · Enumclaw, WA Enumclaw

Spring - Dam Half MarathonSpring - Dam Half MarathonSpring - Dam Marathon +1

From $70 Closed

North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)

Sat, Jun 5 · Port Angeles, WA Port Angeles

Kids MarathonKids Marathon5K +15

From $15 Open

Bound for Boston Marathon & Half Marathon - Seattle

Sun, Jun 13 · Olympia, WA Olympia

Half MarathonHalf MarathonVirtual Half Marathon +5

From $25 Closed

Super Hyak Marathon and Half

Sat, Jun 19 · North Bend, WA North Bend

Super Hyak Half MarathonSuper HYAK Half MarathonSuper HYAK Marathon +1

From $119 Closed

Jack & Jill Marathon & Half

Sat, Jul 24 · Snoqualmie Pass, WA Snoqualmie Pass

Half Marathon SundayHalf Marathon SaturdayHalf Marathon Sunday +5

From $109 Open

Fall - Mud Mountain Dam Marathon & Half Marathon

Sat, Sep 4 · Enumclaw, WA Enumclaw

Fall - Dam Half MarathonFall - Dam Half MarathonFall - Dam Marathon +1

From $70 Closed