Upcoming Half Marathon Races Near Sammamish, WA

Name: Lake Washington Half Marathon
Start: 2026-10-17
End: 2026-10-17
Location: Kirkland

New Year 5K, 10K, & 13.1M, Everett, WA (02)

Everett, WA

Saturday, January 10th, 2026

Featured

10K

Half

View details for race New Year 5K, 10K, & 13.1M, Everett, WA (02)

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

Everett, WA

Saturday, January 17th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, & Half Marathon at Lowell Riverfront Park, Everett, WA (03) 80

Viking 5K, 10K, & 13.1M at Everett, WA (06)

Everett, WA

Saturday, February 7th, 2026

10K

Half

View details for race Viking 5K, 10K, & 13.1M at Everett, WA (06)

My Better Half Marathon

Seattle, WA

Sunday, February 8th, 2026

Half

10K

View details for race My Better Half Marathon

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

Everett, WA

Saturday, March 7th, 2026

10K

Half

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

Brooks Lake Sammamish Half Marathon presented b...

Redmond, WA

Saturday, March 7th, 2026

Half

View details for race Brooks Lake Sammamish Half Marathon presented by REI

Run The Green

Kent, WA

Saturday, March 14th, 2026

Half

10K

View details for race Run The Green

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, 13.1 & 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

Seattle Cherry Blossom Run

Seattle, WA

Saturday, March 28th, 2026

10K

Half

View details for race Seattle Cherry Blossom Run

Pirate 5K, 10K, 13.1, & 26.2 at Lowell Riverfro...

Everett, WA

Saturday, April 18th, 2026

10K

Half

View details for race Pirate 5K, 10K, 13.1, & 26.2 at Lowell Riverfront Park, Everett, WA (16) 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

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, & Half Marathon at Langus Riverfr...

Everett, WA

Saturday, May 2nd, 2026

10K

Half

View details for race Luau 5K, 10K, & Half Marathon at Langus Riverfront Park, Everett, WA (18) 80

Kirkland Half Marathon & 5K

Kirkland, WA

Sunday, May 3rd, 2026

Half

View details for race Kirkland Half Marathon & 5K

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

Super HYAK Marathon & Half Marathon (formerly S...

North Bend, WA

Saturday, June 13th, 2026

Marathon

Half

Fast

View details for race Super HYAK Marathon & Half Marathon (formerly Super Marathon & Half)

Tiger Peak Challenge

Issaquah, WA

Saturday, June 20th, 2026

Half

Ultra

Trail

View details for race Tiger Peak Challenge

Snoqualmie Valley Half

Carnation, WA

Saturday, June 20th, 2026

10K

Half

View details for race Snoqualmie Valley Half

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

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 (29)

Everett, WA

Saturday, July 18th, 2026

10K

Half

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

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

North Bend, WA

Saturday, July 25th, 2026

Marathon

Half

Trail

Fast

View details for race Jack & Jill Downhill Marathon, Half Marathon Washington

Craft Classic Seattle

Redmond, WA

Sunday, July 26th, 2026

Half

View details for race Craft Classic Seattle

Ninja 5K, 10K, 13.1M at Everett, WA (31)

Everett, WA

Saturday, August 1st, 2026

10K

Half

View details for race Ninja 5K, 10K, 13.1M at Everett, WA (31)

Twilight at the Bay

University Place, WA

Saturday, August 15th, 2026

Half

10K

Trail

View details for race Twilight at the Bay

Iron Horse Half Marathon

North Bend, WA

Sunday, August 30th, 2026

Half

View details for race Iron Horse Half Marathon

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

Everett, WA

Saturday, September 5th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, 13.1M & 26.2M at Everett, WA (36)

Cascade Express Marathon & Half Marathon

North Bend, WA

Saturday, September 12th, 2026

Marathon

Half

Trail

Fast

View details for race Cascade Express Marathon & Half Marathon

Beat the Blerch

Carnation, WA

Saturday, September 12th, 2026

10K

Half

Trail

View details for race Beat the Blerch

Fall Mud Mountain Dam Marathon & Half Marathon

Enumclaw, WA

Saturday, September 19th, 2026

Marathon

Half

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

Medal Madness 5K, 10K, 13.1 at Everett, WA (38)

Everett, WA

Saturday, September 19th, 2026

10K

Half

View details for race Medal Madness 5K, 10K, 13.1 at Everett, WA (38)

Orca Half Marathon

Seattle, WA

Saturday, September 19th, 2026

Half

View details for race Orca Half Marathon

Quilcene Oyster Races

Quilcene, WA

Sunday, September 20th, 2026

Half

10K

View details for race Quilcene Oyster Races

Run for the Gnomes Half Marathon & 5K

Maple Valley, WA

Saturday, October 3rd, 2026

Half

10K

Fast

View details for race Run for the Gnomes Half Marathon & 5K

Haunted 5K, 10K, 13.1 & 26.2, Everett, WA (40)

Everett, WA

Saturday, October 3rd, 2026

10K

Half

View details for race Haunted 5K, 10K, 13.1 & 26.2, Everett, WA (40)

Poulsbo Half Marathon & 10k

Poulsbo, WA

Sunday, October 4th, 2026

Half

10K

View details for race Poulsbo Half Marathon & 10k

Lake Washington Half Marathon

Kirkland, WA

Saturday, October 17th, 2026

Half

View details for race Lake Washington Half Marathon

Explore more in Sammamish, WA

Distances:

5K 10K Half Marathon Marathon

Months:

January February March

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Washington races

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