Upcoming Half Marathon Races Near Mercer Island, WA

Name: Eagle 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (30) 80
Start: 2026-07-25
End: 2026-07-25
Location: Olympia

Viking 5K, 10K, & 13.1M at Everett, WA (08)

Everett, WA

Saturday, February 21st, 2026

Featured

10K

Half

View details for race Viking 5K, 10K, & 13.1M at Everett, WA (08)

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Rock Solid Marathon, Half Marathon

Coupeville, WA

Saturday, February 28th, 2026

Marathon

Half

View details for race Rock Solid Marathon, Half Marathon

Lake Sammamish Half Marathon

Redmond, WA

Saturday, March 7th, 2026

Half

Trail

View details for race Lake Sammamish Half Marathon

Medal Madness 5K, 10K, 13.1M, & 26.2M at Everet...

Everett, WA

Saturday, March 7th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, 13.1M, & 26.2M at Everett, WA (10)

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon...

Olympia, WA

Saturday, March 14th, 2026

1 Mile

10K

View details for race Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (10) 80

St. Paddy's Day Run Tacoma

Tacoma, WA

Saturday, March 14th, 2026

Half

10K

View details for race St. Paddy's Day Run Tacoma

Medal Madness 5K, 10K, & 13.1M at Everett, WA (11)

Everett, WA

Saturday, March 14th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & 13.1M at Everett, WA (11)

Run The Green

Kent, WA

Saturday, March 14th, 2026

Half

10K

Trail

Fast

View details for race Run The Green

Medal Madness 5K, 10K, 13.1 & 26.2 at Lowell R...

Everett, WA

Saturday, March 21st, 2026

10K

Half

View details for race Medal Madness 5K, 10K, 13.1 & 26.2 at Lowell Riverfront Park, Everett, WA (12) 80

Dash Point Trail Run

Federal Way, WA

Saturday, March 21st, 2026

10K

Half

Trail

View details for race Dash Point Trail Run

Whitehorse Half Marathon

Arlington, WA

Saturday, March 28th, 2026

Half

View details for race Whitehorse Half Marathon

Medal Madness 5K, 10K, & 13.1M at Olympia, WA (13)

Olympia, WA

Saturday, March 28th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & 13.1M at Olympia, WA (13)

Pirate 5K, 10K, & Half Marathon at Heritage Par...

Olympia, WA

Saturday, April 11th, 2026

10K

Half

View details for race Pirate 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (15) 80

Squak Mountain Trail Run

Issaquah, WA

Saturday, April 18th, 2026

12K

Half

Ultra

Trail

View details for race Squak Mountain Trail Run

Earth Day Run

Seattle, WA

Saturday, April 18th, 2026

10K

15K

View details for race Earth Day Run

Seattle Cherry Blossom Run

Seattle, WA

Saturday, April 18th, 2026

10K

Half

View details for race Seattle Cherry Blossom Run

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

Tacoma, WA

Saturday, May 2nd, 2026

Marathon

Half

10K

Fast

View details for race Tacoma City Marathon / Half / Ghost / 5K / 10K

Luau 5K, 10K, & 13.1M at Everett, WA (18)

Everett, WA

Saturday, May 2nd, 2026

10K

Half

View details for race Luau 5K, 10K, & 13.1M at Everett, WA (18)

Kirkland Half Marathon & 5K

Kirkland, WA

Sunday, May 3rd, 2026

Half

View details for race Kirkland Half Marathon & 5K

Snohomish Women's Run

Everett, WA

Saturday, May 9th, 2026

Half

10K

Fast

View details for race Snohomish Women's Run

Capital City Marathon

Olympia, WA

Saturday, May 16th, 2026

Marathon

Half

1 Mile

View details for race Capital City Marathon

Soaring Eagle Trail Run

Sammamish, WA

Saturday, May 16th, 2026

Half

10K

View details for race Soaring Eagle Trail Run

Spring Mud Mountain Dam Marathon & Half Marathon

Buckley, WA

Saturday, May 30th, 2026

Marathon

Half

View details for race Spring Mud Mountain Dam Marathon & Half Marathon

Spring - Mud Mountain Dam Marathon & Half Marathon

Enumclaw, WA

Saturday, May 30th, 2026

Marathon

Half

View details for race Spring - Mud Mountain Dam Marathon & Half Marathon

Medal Madness 5K, 10K, & Half Marathon at Langu...

Everett, WA

Saturday, June 6th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & Half Marathon at Langus Riverfront Park, Everett, WA (23) 80

The Great Ferry Race

Bainbridge Island, WA

Sunday, June 7th, 2026

Half

Trail

View details for race The Great Ferry Race

Medal Madness 5K, 10K, & 13.1M at Everett, WA (24)

Everett, WA

Saturday, June 13th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & 13.1M at Everett, WA (24)

Super Marathon & Half Marathon

North Bend, WA

Saturday, June 13th, 2026

Marathon

Half

Trail

Fast

View details for race Super Marathon & Half Marathon

Medal Madness 5K, 10K, & Half Marathon at Herit...

Olympia, WA

Saturday, June 13th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (24) 80

Bound for Boston Marathon & Half Marathon - Sea...

Olympia, WA

Sunday, June 14th, 2026

Marathon

Half

Fast

View details for race Bound for Boston Marathon & Half Marathon - Seattle

Solstice Run

Seattle, WA

Saturday, June 20th, 2026

10K

15K

View details for race Solstice Run

Snoqualmie Valley Half

Carnation, WA

Saturday, June 20th, 2026

10K

Half

Trail

Fast

View details for race Snoqualmie Valley Half

Tiger Peak Challenge

Issaquah, WA

Saturday, June 20th, 2026

Half

Ultra

Trail

View details for race Tiger Peak Challenge

Medal Madness 5K, 10K, & Half Marathon at Lowel...

Everett, WA

Saturday, June 20th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & Half Marathon at Lowell Riverfront Park, Everett, WA (25) 80

Medal Madness 5K, 10K, & 13.1M at Olympia, WA (26)

Olympia, WA

Saturday, June 27th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & 13.1M at Olympia, WA (26)

Eagle 5K, 10K, & 13.1M at Olympia, WA (27)

Olympia, WA

Saturday, July 4th, 2026

10K

Half

View details for race Eagle 5K, 10K, & 13.1M at Olympia, WA (27)

Eagle 5K, 10K, 13.1M Everett, WA (27)

Everett, WA

Saturday, July 4th, 2026

10K

Half

View details for race Eagle 5K, 10K, 13.1M Everett, WA (27)

Eagle 5K, 10K, & 13.1M at Everett, WA (28)

Everett, WA

Saturday, July 11th, 2026

10K

Half

View details for race Eagle 5K, 10K, & 13.1M at Everett, WA (28)

Eagle 5K, 10K, & 13.1M at Everett, WA (29)

Everett, WA

Saturday, July 18th, 2026

10K

Half

View details for race Eagle 5K, 10K, & 13.1M at Everett, WA (29)

Olympia Lakefair Races - Half Marathon, 8K & 3K

Olympia, WA

Saturday, July 18th, 2026

Half

Trail

Fast

View details for race Olympia Lakefair Races - Half Marathon, 8K & 3K

B & O Half Marathon and 10k

Orting, WA

Sunday, July 19th, 2026

Half

10K

Trail

Fast

View details for race B & O Half Marathon and 10k

Eagle 5K, 10K, & Half Marathon at Heritage Park...

Olympia, WA

Saturday, July 25th, 2026

10K

Half

View details for race Eagle 5K, 10K, & Half Marathon at Heritage Park, Olympia, WA (30) 80

Explore more in Mercer Island, WA

Distances:

5K 10K Half Marathon Marathon

Months:

March April May

Tags:

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State:

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