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Upcoming Half Marathon Races Near Seattle, WA

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (23) 150 logo

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

Everett, WA

Saturday, June 7th, 2025

10K
15K
1 Mile
View details for race Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (23) 150
North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon) logo

North Olympic Discovery Marathon (5K / 10K/ Hal...

Port Angeles, WA

Saturday, June 7th, 2025

5K
10K
Half
Trail
View details for race North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)
The Great Ferry Race logo

The Great Ferry Race

Bainbridge Island, WA

Sunday, June 8th, 2025

Half
Trail
View details for race The Great Ferry Race
Three Lakes Triathlons and Kings Market San Juan Island Runs logo

Three Lakes Triathlons and Kings Market San Jua...

Friday Harbor, WA

Saturday, June 14th, 2025

Half
Marathon
10K
View details for race Three Lakes Triathlons and Kings Market San Juan Island Runs
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (24) logo

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

Olympia, WA

Saturday, June 14th, 2025

10K
15K
1 Mile
View details for race Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (24)
Kings San Juan Island Marathon, Half Marathon and 10K logo

Kings San Juan Island Marathon, Half Marathon a...

Friday Harbor, WA

Saturday, June 14th, 2025

10K
Half
Marathon
View details for race Kings San Juan Island Marathon, Half Marathon and 10K
Bound for Boston Marathon & Half Marathon - Seattle logo

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

Olympia, WA

Sunday, June 15th, 2025

Marathon
Half
Fast
BQ
View details for race Bound for Boston Marathon & Half Marathon - Seattle
I'm Bound for Boston Marathon & Half Marathon - Seattle logo

I'm Bound for Boston Marathon & Half Marathon -...

Olympia, WA

Sunday, June 15th, 2025

Marathon
Half
Fast
BQ
View details for race I'm Bound for Boston Marathon & Half Marathon - Seattle
2025 Seattle Marathon Summer 5k/10k/Half Marathon and Kids Fun Run logo

2025 Seattle Marathon Summer 5k/10k/Half Marath...

Seattle, WA

Saturday, June 21st, 2025

Half
10K
5K
View details for race 2025 Seattle Marathon Summer 5k/10k/Half Marathon and Kids Fun Run
Super Marathon & Half Marathon logo

Super Marathon & Half Marathon

North Bend, WA

Saturday, June 21st, 2025

Marathon
Half
Trail
Fast
BQ
View details for race Super Marathon & Half Marathon
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (25) 80 logo

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

Everett, WA

Saturday, June 21st, 2025

1 Mile
5K
10K
View details for race Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (25) 80
Silver Creek Trail Run 5K, 10K, Half Marathon at Night Owl Landing logo

Silver Creek Trail Run 5K, 10K, Half Marathon a...

Kingston, WA

Saturday, June 21st, 2025

5K
10K
Half
Trail
View details for race Silver Creek Trail Run 5K, 10K, Half Marathon at Night Owl Landing
Super Marathon & Half Marathon logo

Super Marathon & Half Marathon

Snoqualmie Pass, WA

Saturday, June 21st, 2025

Half
Marathon
Trail
Fast
BQ
View details for race Super Marathon & Half Marathon
Snoqualmie Valley Half logo

Snoqualmie Valley Half

Carnation, WA

Saturday, June 21st, 2025

10K
Half
Trail
Fast
View details for race Snoqualmie Valley Half
Tiger Peak Challenge logo

Tiger Peak Challenge

Issaquah, WA

Saturday, June 28th, 2025

Half
Ultra
Trail
View details for race Tiger Peak Challenge
US 1M,5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (27) logo

US 1M,5K, 10K, 15K, & Half Marathon at Langus R...

Everett, WA

Saturday, July 5th, 2025

10K
15K
1 Mile
View details for race US 1M,5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (27)
US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (27) logo

US 1M, 5K, 10K, 15K, & Half Marathon at Heritag...

Olympia, WA

Saturday, July 5th, 2025

10K
15K
1 Mile
View details for race US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (27)
US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (28) 150 logo

US 1M, 5K, 10K, 15K, & Half Marathon at Heritag...

Olympia, WA

Saturday, July 12th, 2025

10K
15K
1 Mile
View details for race US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (28) 150
2025 Run Like the Wind -- Westport 5K, 10K and Half Marathon logo

2025 Run Like the Wind -- Westport 5K, 10K an...

Westport, WA

Sunday, July 13th, 2025

10K
5K
Half
Trail
View details for race 2025 Run Like the Wind -- Westport 5K, 10K and Half Marathon
Mount Rainier Half Marathon & Trail Events logo

Mount Rainier Half Marathon & Trail Events

Ashford, WA

Friday, July 18th, 2025

10K
15K
5K
Trail
View details for race Mount Rainier Half Marathon & Trail Events
Mount Rainier Half Marathon & Trail Events logo

Mount Rainier Half Marathon & Trail Events

Enumclaw, WA

Friday, July 18th, 2025

5K
10K
Half
Trail
View details for race Mount Rainier Half Marathon & Trail Events
US 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (29) logo

US 1M, 5K, 10K, 15K, & Half Marathon at Lowell ...

Everett, WA

Saturday, July 19th, 2025

10K
15K
1 Mile
View details for race US 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (29)
Olympia Lakefair Races - Half Marathon, 8K & 3K logo

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

Olympia, WA

Saturday, July 19th, 2025

Half
Trail
Fast
View details for race Olympia Lakefair Races - Half Marathon, 8K & 3K
B & O Half Marathon and 10k logo

B & O Half Marathon and 10k

Orting, WA

Sunday, July 20th, 2025

Half
10K
Trail
Fast
View details for race B & O Half Marathon and 10k
US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (30) 150 logo

US 1M, 5K, 10K, 15K, & Half Marathon at Heritag...

Olympia, WA

Saturday, July 26th, 2025

10K
15K
1 Mile
View details for race US 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (30) 150
Jack & Jill Downhill Marathon, Half Marathon Washington logo

Jack & Jill Downhill Marathon, Half Marathon Wa...

North Bend, WA

Saturday, July 26th, 2025

Marathon
Half
Trail
Fast
View details for race Jack & Jill Downhill Marathon, Half Marathon Washington
Craft Classic Seattle logo

Craft Classic Seattle

Redmond, WA

Sunday, July 27th, 2025

Half
5K
Fast
View details for race Craft Classic Seattle
Run Like a Viking Virtual Challenge 5K/10K/Half Marathon logo

Run Like a Viking Virtual Challenge 5K/10K/Half...

Seattle, WA

Friday, August 1st, 2025

10 Miles
Half
View details for race Run Like a Viking Virtual Challenge 5K/10K/Half Marathon
Ninja 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (31) 80 logo

Ninja 1M, 5K, 10K, 15K, & Half Marathon at Lang...

Everett, WA

Saturday, August 2nd, 2025

10K
15K
1 Mile
View details for race Ninja 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (31) 80
Race the Reserve Whidbey Island logo

Race the Reserve Whidbey Island

Coupeville, WA

Saturday, August 9th, 2025

5K
10K
Half
View details for race Race the Reserve Whidbey Island
Twilight at the Bay logo

Twilight at the Bay

University Place, WA

Saturday, August 16th, 2025

Half
10K
5K
Trail
View details for race Twilight at the Bay
Iron Horse Half Marathon logo

Iron Horse Half Marathon

North Bend, WA

Sunday, August 24th, 2025

Half
View details for race Iron Horse Half Marathon
Cascade Express Marathon & Half Marathon logo

Cascade Express Marathon & Half Marathon

North Bend, WA

Saturday, September 6th, 2025

Marathon
Half
Trail
Fast
BQ
View details for race Cascade Express Marathon & Half Marathon
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (27) 80 logo

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

Everett, WA

Saturday, September 6th, 2025

10K
15K
5K
View details for race Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (27) 80
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (36) logo

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

Olympia, WA

Saturday, September 6th, 2025

10K
15K
1 Mile
View details for race Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (36)
Beat the Blerch logo

Beat the Blerch

Carnation, WA

Saturday, September 6th, 2025

10K
5K
Half
Trail
View details for race Beat the Blerch
Cascade Express Marathon & Half Marathon logo

Cascade Express Marathon & Half Marathon

Snoqualmie Pass, WA

Saturday, September 6th, 2025

Half
Marathon
Trail
BQ
View details for race Cascade Express Marathon & Half Marathon
National Chocolate Day: Run for Chocolates SEATTLE logo

National Chocolate Day: Run for Chocolates SEATTLE

Seattle, WA

Saturday, September 13th, 2025

5K
10K
Half
View details for race National Chocolate Day: Run for Chocolates SEATTLE
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (37) logo

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

Olympia, WA

Saturday, September 13th, 2025

10K
15K
1 Mile
View details for race Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (37)
Skagit Flats 5k, Half & Full Marathon logo

Skagit Flats 5k, Half & Full Marathon

Burlington, WA

Sunday, September 14th, 2025

5K
Half
Marathon
BQ
View details for race Skagit Flats 5k, Half & Full Marathon
Anacortes Half Marathon & 5k logo

Anacortes Half Marathon & 5k

Anacortes, WA

Saturday, September 20th, 2025

Half
5K
Trail
Fast
View details for race Anacortes Half Marathon & 5k
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (38) 80 logo

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

Everett, WA

Saturday, September 20th, 2025

10K
15K
1 Mile
View details for race Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (38) 80
Orca Half Marathon logo

Orca Half Marathon

Seattle, WA

Saturday, September 20th, 2025

Half
View details for race Orca Half Marathon
Bellingham Bay Marathon logo

Bellingham Bay Marathon

Bellingham, WA

Sunday, September 21st, 2025

5K
Half
Marathon
View details for race Bellingham Bay Marathon
Quilcene Oyster Races logo

Quilcene Oyster Races

Quilcene, WA

Sunday, September 21st, 2025

10K
5K
Half
View details for race Quilcene Oyster Races

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