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Half Marathon Races in Washington

134 upcoming Half Marathon races across Washington. Run This events are listed first — pick a city below to narrow it down.

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Cities in WashingtonSeattleEverettCamasSpokaneOlympiaVancouverPascoKirklandPort AngelesRedmondRichland

134 races

Fri, Aug 7, 2026

Ninja 5K, 10K, & 13.1M at Olympia, WA (32)

Olympia, WA

Outside5K10KMarathon

Fri, Aug 7, 2026

Ninja 5K, 10K, & 13.1M at Everett, WA (32)

Everett, WA

Outside5K10KMarathon

Fri, Aug 7, 2026

Ninja 5K, 10K, & 13.1M at Camas, WA (32)

Camas, WA

Outside5K10KMarathon

Fri, Aug 7, 2026

Race the Reserve Whidbey Island

Coupeville, WA

Outside5K10KMarathon

Sat, Aug 8, 2026

Tunnel Vision Marathon & Half Marathon

Snoqualmie Pass, WA

OutsideMarathon

Fri, Aug 14, 2026

Ninja 5K, 10K & 13.1M at Everett, WA (33)

Everett, WA

Outside5K10KMarathon

Fri, Aug 14, 2026

Twilight at the Bay

University Place, WA

OutsideMarathon10K5K

Fri, Aug 14, 2026

Ninja 5K, 10K, 13.1M at Pasco, WA (33)

Pasco, WA

Outside5K10KMarathon

Fri, Aug 14, 2026

Run for PB& J 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Aug 14, 2026

Bagel Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Aug 14, 2026

Ninja 5K, 10K, 13.1M at Vancouver, WA (33)

Vancouver, WA

Outside5K10KMarathon

Fri, Aug 14, 2026

Popsicle 5K/10K/Half - Portland (Washougal)

Washougal, WA

Outside5K10KMarathon

Fri, Aug 21, 2026

Ninja 5K, 10K, & 13.1M at Spokane, WA (34)

Spokane, WA

Outside5K10KMarathon

Fri, Aug 21, 2026

Ninja 5K, 10K, & 13.1M at Olympia, WA (34)

Olympia, WA

Outside5K10KMarathon

Fri, Aug 21, 2026

Ninja 5K, 10K, & 13.1M at Camas, WA (34)

Camas, WA

Outside5K10KMarathon

Fri, Aug 21, 2026

2026 Kirk-Wood Half Marathon

Kirkland, WA

OutsideMarathon

Fri, Aug 21, 2026

Children of the Sun Half Marathon

Spokane, WA

OutsideMarathon7.5 mi5K

Fri, Aug 21, 2026

Popsicle 5K/10K/Half - Richland

Richland, WA

Outside5K10KMarathon

Fri, Aug 28, 2026

PeaceHealth Appletree Marathon

Vancouver, WA

Outside5KMarathon

Fri, Aug 28, 2026

2026 Backcountry Rise

Toutle, WA

Outside31.1 miMarathon20.0 mi

Fri, Aug 28, 2026

Sloth Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Aug 28, 2026

Run for Breast Cancer 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Aug 28, 2026

Medal Madness 5K, 10K, 13.1M at Vancouver, WA (35)

Vancouver, WA

Outside5K10KMarathon

Sat, Aug 29, 2026

Iron Horse Half Marathon

North Bend, WA

OutsideMarathon

Fri, Sep 4, 2026

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

Everett, WA

Outside5K10KMarathon

Sun, Sep 6, 2026

Redmond Harvest Half Marathon

Redmond, WA

OutsideMarathon

Fri, Sep 11, 2026

GOAT Run

Port Angeles, WA

Outside13.6 mi25.5 mi30.3 mi

Fri, Sep 11, 2026

Cascade Express Marathon & Half Marathon

North Bend, WA

OutsideMarathon

Fri, Sep 11, 2026

Medal Madness 5K, 10K, & 13.1M at Olympia, WA (37)

Olympia, WA

Outside5K10KMarathon

Fri, Sep 11, 2026

National Chocolate Day: Run for Chocolates 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Sep 11, 2026

Run for Mental Health 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Sep 11, 2026

Medal Madness 5K, 10K, & 13.1M at Everett, WA (37)

Everett, WA

Outside5K10KMarathon

Fri, Sep 11, 2026

Medal Madness 5K, 10K & 13.1M at Camas, WA (37)

Camas, WA

Outside5K10KMarathon

Fri, Sep 11, 2026

OVERCOMER 5K & 13.1 Mile Half Marathon

Pasco, WA

Outside5KMarathon

Fri, Sep 11, 2026

Beat the Blerch

Carnation, WA

Outside5K10KMarathon

Sat, Sep 12, 2026

Skagit Flats Marathon, Half & 5k

Burlington, WA

Outside5KMarathon

Fri, Sep 18, 2026

Fall - Mud Mountain Dam Marathon & Half Marathon

Enumclaw, WA

OutsideMarathon

Fri, Sep 18, 2026

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

Everett, WA

Outside5K10KMarathon

Fri, Sep 18, 2026

RUN THE DAM 2026

Grand Coulee, WA

OutsideMarathon10K5K

Fri, Sep 18, 2026

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

Pasco, WA

Outside5K10KMarathon

Fri, Sep 18, 2026

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

Vancouver, WA

Outside5K10KMarathon

Fri, Sep 18, 2026

The Brooks Orca Half Marathon presented by REI

Seattle, WA

OutsideMarathon8.0 mi

Fri, Sep 18, 2026

Anacortes Half Marathon & 5k

Anacortes, WA

OutsideMarathon5K

Sat, Sep 19, 2026

Bellingham Bay Marathon

Bellingham, WA

OutsideMarathon10K5K

Sat, Sep 19, 2026

Quilcene Oyster Races

Quilcene, WA

OutsideMarathon10K5K

Fri, Sep 25, 2026

Pacific Coast Running Festival

Long Beach, WA

Outside5KMarathon1 mile10K

Fri, Sep 25, 2026

Medal Madness 5K, 10K, & 13.1M at Spokane, WA (39)

Spokane, WA

Outside5K10KMarathon

Fri, Sep 25, 2026

Medal Madness 5K, 10K & 13.1M at Camas, WA (39)

Camas, WA

Outside5K10KMarathon

Fri, Sep 25, 2026

Oktoberfest Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Sep 25, 2026

Run for Donuts 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Sep 25, 2026

Colbert Autumn Classic Half Marathon & 4-Mile Loop

Colbert, WA

OutsideMarathon4.0 mi

Sat, Sep 26, 2026

Puyallup Valley Half Marathon and 10K

Puyallup, WA

Outside13.6 mi10K

Fri, Oct 2, 2026

Falla Walla Half Marathon, 10K & Heroes 5K Run

Walla Walla, WA

OutsideMarathon10K5K

Fri, Oct 2, 2026

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

Everett, WA

Outside5K10KMarathon

Fri, Oct 2, 2026

Run for the Gnomes Half Marathon & 5K

Maple Valley, WA

OutsideMarathon10K

Sat, Oct 3, 2026

Poulsbo Half Marathon & 10k

Poulsbo, WA

OutsideMarathon10K

Fri, Oct 9, 2026

Haunted 5K, 10K & 13.1M at Olympia, WA (41)

Olympia, WA

Outside5K10KMarathon

Fri, Oct 9, 2026

Haunted 5K, 10K, & 13.1M at Everett WA (41)

Everett, WA

Outside5K10KMarathon

Fri, Oct 9, 2026

Bagel Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Oct 9, 2026

Coffee Lovers Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Oct 9, 2026

Haunted 5K, 10K & 13.1M at Camas, WA (41)

Camas, WA

Outside5K10KMarathon

Sat, Oct 10, 2026

The Spokane Marathon

Spokane, WA

OutsideMarathon10K5K531 m

Sat, Oct 10, 2026

Sun City Barry James Memorial 5K and Half Marathon

Yakima, WA

Outside5KMarathon

Sat, Oct 10, 2026

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

Snohomish, WA

Outside5K10KMarathon

Fri, Oct 16, 2026

Lake Washington Half Marathon

Kirkland, WA

OutsideMarathon

Fri, Oct 16, 2026

Haunted 5K, 10K & 13.1M at Everett, WA (42)

Everett, WA

Outside5K10KMarathon

Fri, Oct 16, 2026

Haunted 5K, 10K, & 13.1M at Pasco, WA (42)

Pasco, WA

Outside5K10KMarathon

Fri, Oct 16, 2026

Haunted 5K, 10K, 13.1M at Vancouver, WA (42)

Vancouver, WA

Outside5K10KMarathon

Sat, Oct 17, 2026

Girlfriends Run

Vancouver, WA

Outside4.0 mi10KMarathon4.5 mi

Fri, Oct 23, 2026

Haunted 5K, 10K, & 13.1M at Spokane, WA (43)

Spokane, WA

Outside5K10KMarathon

Fri, Oct 23, 2026

Haunted 5K, 10K, & 13.1M at Olympia, WA (43)

Olympia, WA

Outside5K10KMarathon

Fri, Oct 23, 2026

Haunted 5K, 10K & 13.1M at Camas, WA (43)

Camas, WA

Outside5K10KMarathon

Sat, Oct 24, 2026

Tri-Cities Marathon

Richland, WA

OutsideMarathon5K

Fri, Oct 30, 2026

PB&J Fuel Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Oct 30, 2026

Halloween Trick or Trot Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Oct 30, 2026

Medal Madness 5K, 10K, 13.1M at Vancouver, WA (44)

Vancouver, WA

Outside5K10KMarathon

Fri, Nov 6, 2026

Gobbler 5K, 10K, & 13.1M at Everett, WA (45)

Everett, WA

Outside5K10KMarathon

Sat, Nov 7, 2026

Run the Bay

University Place, WA

OutsideMarathon10K5K

Fri, Nov 13, 2026

Gobbler 5K, 10K & 13.1M at Olympia, WA (46)

Olympia, WA

Outside5K10KMarathon

Fri, Nov 13, 2026

Gobbler 5K, 10K, & 13.1M at Everett, WA (46)

Everett, WA

Outside5K10KMarathon

Fri, Nov 13, 2026

Run for Mental Health 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Nov 13, 2026

Veterans Day Freedom Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Nov 13, 2026

Gobbler 5K, 10K, & 13.1M at Camas, WA (46)

Camas, WA

Outside5K10KMarathon

Fri, Nov 20, 2026

Gobbler 5K, 10K, & 13.1M at Everett, WA (47)

Everett, WA

Outside5K10KMarathon

Fri, Nov 20, 2026

Gobbler 5K, 10K, 13.1M at Pasco, WA (47)

Pasco, WA

Outside5K10KMarathon

Fri, Nov 20, 2026

Gobbler 5K, 10K, 13.1M at Vancouver, WA (47)

Vancouver, WA

Outside5K10KMarathon

Fri, Nov 27, 2026

Gobbler 5K, 10K, & 13.1M, Spokane, WA (48)

Spokane, WA

Outside5K10KMarathon

Fri, Nov 27, 2026

Gobbler 5K, 10K, & 13.1M at Olympia, WA (48)

Olympia, WA

Outside5K10KMarathon

Fri, Nov 27, 2026

2026 Seattle Ghost Marathon, Half & 50K

Seattle, WA

OutsideMarathon31.1 mi

Fri, Nov 27, 2026

Gobbler 5K, 10K, & 13.1M at Camas, WA (48)

Camas, WA

Outside5K10KMarathon

Fri, Nov 27, 2026

Coffee Lovers Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Nov 27, 2026

Thanksgiving Gobble Trot Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Dec 4, 2026

Holiday 5K, 10K, & 13.1M at Everett, WA (49)

Everett, WA

Outside5K10KMarathon

Fri, Dec 11, 2026

Holiday 5K, 10K, & 13.1M at Olympia, WA (50)

Olympia, WA

Outside5K10KMarathon

Fri, Dec 11, 2026

Holiday 5K, 10K, & 13.1M at Everett, WA (50)

Everett, WA

Outside5K10KMarathon

Fri, Dec 11, 2026

Run for Breast Cancer 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Dec 11, 2026

Holiday 5K, 10K, & 13.1M at Camas, WA (50)

Camas, WA

Outside5K10KMarathon

Fri, Dec 11, 2026

Sunrise Marathon 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Dec 18, 2026

Holiday 5K, 10K, & 13.1M at Everett, WA (51)

Everett, WA

Outside5K10KMarathon

Fri, Dec 18, 2026

Holiday 5K, 10K, 13.1M at Vancouver, WA (51)

Vancouver, WA

Outside5K10KMarathon

Fri, Dec 25, 2026

Holiday 5K, 10K, & 13.1M at Spokane, WA (52)

Spokane, WA

Outside5K10KMarathon

Fri, Dec 25, 2026

Holiday 5K, 10K, & 13.1M at Olympia, WA (52)

Olympia, WA

Outside5K10KMarathon

Fri, Dec 25, 2026

Holiday 5K, 10K, & 13.1M at Camas, WA (52)

Camas, WA

Outside5K10KMarathon

Fri, Dec 25, 2026

A Merry Christmas Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Dec 25, 2026

New Year's Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Wed, Dec 30, 2026

Last Chance Marathon and Half Marathon

Bellingham, WA

OutsideMarathon

Fri, Jan 15, 2027

MLK Jr. Freedom Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Jan 15, 2027

Sunrise Marathon 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Jan 29, 2027

Coffee Lover Run SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Jan 29, 2027

Run for Donut SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Thu, Feb 4, 2027

Richland RunFest 2027

Richland, WA

OutsideMarathon10K5K

Fri, Feb 12, 2027

Woolley Trail Runs

Sedro Woolley, WA

Outside31.1 miMarathon

Fri, Feb 12, 2027

Valentine's Day Run 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Feb 12, 2027

Run for Chocolate 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Mar 5, 2027

Brooks Lake Sammamish Half Marathon presented by REI

Redmond, WA

OutsideMarathon

Sat, Mar 6, 2027

2027 Woodinville Half and 10K

Woodinville, WA

OutsideMarathon10K

Sat, Mar 13, 2027

Shamrock Shuffle

Spokane, WA

OutsideMarathon10K5K805 m

Fri, Mar 19, 2027

Sunrise Marathon 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Mar 26, 2027

2027 Mill Town Half Marathon, 10K and 5K

Everett, WA

OutsideMarathon10K5K

Fri, Apr 2, 2027

Yakima River Canyon Marathon and Half-Marathon

Yakima, WA

OutsideMarathon

Fri, Apr 9, 2027

OAT Run

Port Angeles, WA

Outside7.3 mi12.8 mi31.0 mi

Fri, Apr 9, 2027

Run for Bagels 5K/10K/13.1 SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Apr 9, 2027

The Split

Spokane, WA

OutsideMarathon10K5K708 m

Thu, Apr 15, 2027

Run the River

Kennewick, WA

OutsideMarathon5K1.2 mi

Fri, Apr 23, 2027

Coffee Lover Run SEATTLE

Seattle, WA

Outside5K10KMarathon1 mile

Fri, Apr 30, 2027

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

Tacoma, WA

OutsideMarathon10K5K998 m

Sat, May 1, 2027

Kirkland Half Marathon & 5K

Kirkland, WA

Outside5KMarathon1000 m

Sat, May 15, 2027

Windermere Marathon

Spokane, WA

OutsideMarathon10K5K885 m

Sat, May 22, 2027

2027 Evergreen Half and 5 Mile

Snohomish, WA

OutsideMarathon5.0 mi

Fri, May 28, 2027

Big River Race

Pasco, WA

OutsideMarathon10K5K1 mile

Fri, Jun 4, 2027

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

Port Angeles, WA

Outside5K10KMarathon1.2 mi

Fri, Jun 18, 2027

Jasper Mountain Trail Fest 2027

Dayton, WA

OutsideMarathon4.3 mi

Fri, Jul 23, 2027

Jack & Jill Marathon & Half

Snoqualmie Pass, WA

OutsideMarathon

Sat, Jul 31, 2027

Craft Classic Seattle

Redmond, WA

OutsideMarathon5K

Half Marathon races by city in Washington

Seattle31Everett15Camas10Spokane10Olympia9Vancouver9Pasco6Kirkland3Port Angeles3Redmond3Richland3