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Half Marathon Events in Washington 2026-2027

53events found

2026 Mount Rainier Half Marathon & Trail Events

Jul

17

2026 Mount Rainier Half Marathon & Trail Events

Fri, Jul 17, 2026

Enumclaw, US • Run 5km - Run 13.1mi

Vancouver Lake Half Marathon & 4 Mile Run

Feb

22

Vancouver Lake Half Marathon & 4 Mile Run

Sun, Feb 22, 2026

Vancouver, US • Run 4mi - Run 13.1mi

Feb

28

Rock Solid Marathon, Half Marathon

Sat, Feb 28, 2026

Coupeville, US • Run 13.1mi - Run 26.2mi

Mar

28

Whitehorse Half Marathon

Sat, Mar 28, 2026

Arlington, US • Run 13.1mi

Apr

18

Earth Day Run

Sat, Apr 18, 2026

Seattle, US • Run 5km - Run 13.1mi

Spring - Mud Mountain Dam Marathon & Half Marathon

May

30

Spring - Mud Mountain Dam Marathon & Half Marathon

Sat, May 30, 2026

Enumclaw, US • Run 13.1mi - Run 26.2mi

Fall - Mud Mountain Dam Marathon & Half Marathon

Sep

19

Fall - Mud Mountain Dam Marathon & Half Marathon

Sat, Sep 19, 2026

Enumclaw, US • Run 13.1mi - Run 26.2mi

Nov

28

2026 Seattle Ghost Marathon, Half & 50K

Sat, Nov 28, 2026

Seattle, US • Run 13.1mi - Run 50km

Jan

24

Medal Madness 5K, 10K, & 13.1M, Camas, WA (04)

Sat, Jan 24, 2026

Camas, US • Run 5km - Run 13.1mi

Jan

24

Medal Madness 5K, 10K, & 13.1M, Olympia, WA (04)

Sat, Jan 24, 2026

Olympia, US • Run 5km - Run 13.1mi

Feb

7

Lunar New Year Run 5K/10K/13.1 SEATTLE

Sat, Feb 7, 2026

Seattle, US • Run 1mi - Run 13.1mi

Feb

14

Viking 5K, 10K, & 13.1M at Everett, WA (07)

Sat, Feb 14, 2026

Everett, US • Run 5km - Run 13.1mi

Feb

28

Viking 5K, 10K, & 13.1M at Olympia, WA (09)

Sat, Feb 28, 2026

Olympia, US • Run 5km - Run 13.1mi

Feb

28

Viking 5K, 10K, & 13.1M at Camas, WA (09)

Sat, Feb 28, 2026

Camas, US • Run 5km - Run 13.1mi

Mar

7

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

Sat, Mar 7, 2026

Seattle, US • Run 1mi - Run 13.1mi

Mar

8

The Kirk-Wood Half Marathon

Sun, Mar 8, 2026

Kirkland, US • Run 21km

Mar

14

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

Sat, Mar 14, 2026

Everett, US • Run 5km - Run 13.1mi

Mar

28

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

Sat, Mar 28, 2026

Olympia, US • Run 5km - Run 13.1mi

Mar

28

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

Sat, Mar 28, 2026

Camas, US • Run 5km - Run 13.1mi

Mar

29

2026 Mill Town Half Marathon, 10K and 5K

Sun, Mar 29, 2026

Everett, US • Run 1km - Run 21km

Apr

4

Always Hope Easter Run 5K/10K/13.1 SEATTLE

Sat, Apr 4, 2026

Seattle, US • Run 1mi - Run 13.1mi

Apr

11

Pirate 5K, 10K, & 13.1M at Everett, WA (15)

Sat, Apr 11, 2026

Everett, US • Run 5km - Run 13.1mi

Apr

12

The Split

Sun, Apr 12, 2026

Spokane, US • Run 0.44mi - Run 13.1mi

Apr

18

Wenatchee Marathon, Half Marathon, 10k and 5k

Sat, Apr 18, 2026

Wenatchee, US • Run 5km - Run 42km

Apr

25

Pirate 5K, 10K, & 13.1AM Camas, WA (17)

Sat, Apr 25, 2026

Camas, US • Run 5km - Run 13.1mi

Apr

26

The Beats Half Marathon, 10K and 5K

Sun, Apr 26, 2026

Lynnwood, US • Run 1km - Run 21km

May

2

Cinco De Mayo Run 5K/10K/13.1 SEATTLE

Sat, May 2, 2026

Seattle, US • Run 1mi - Run 13.1mi

May

9

Luau 5K, 10K, & 13.1M at Everett, WA (19)

Sat, May 9, 2026

Everett, US • Run 5km - Run 13.1mi

May

10

Leavenworth Mai BlumenLauf

Sun, May 10, 2026

Leavenworth, US • Run 5km - Run 21km

May

17

Windermere Marathon

Sun, May 17, 2026

Spokane, US • Run 0.55mi - Run 26.2mi

May

23

Luau 5K, 10K, & 13.1M at Camas, WA (21)

Sat, May 23, 2026

Camas, US • Run 5km - Run 13.1mi

May

23

Memorial Day Run 5K/10K/13.1 SEATTLE

Sat, May 23, 2026

Seattle, US • Run 1mi - Run 13.1mi

May

24

Oak Bay Half-Marathon, Relay, 10k & Kids Run

Sun, May 24, 2026

Victoria, CA • Run 10km - Run 21km

May

30

Astoria's Run on the River Half Marathon, 10K & 5K

Sat, May 30, 2026

Astoria, US • Run 5km - Run 21km

May

31

The 2026 Evergreen Half

Sun, May 31, 2026

Snohomish, US • Run 5mi - Run 21km

Jun

6

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

Sat, Jun 6, 2026

Seattle, US • Run 1mi - Run 13.1mi

Jun

13

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

Sat, Jun 13, 2026

Everett, US • Run 5km - Run 13.1mi

Jun

20

Run Juneteenth Day 5K/10K/13.1 SEATTLE

Sat, Jun 20, 2026

Seattle, US • Run 1mi - Run 13.1mi

Jun

27

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

Sat, Jun 27, 2026

Olympia, US • Run 5km - Run 13.1mi

Jun

27

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

Sat, Jun 27, 2026

Camas, US • Run 5km - Run 13.1mi

Jun

27

2026 Seattle Marathon Summer 5k/10k/Half Marathon and Kids Fun Run

Sat, Jun 27, 2026

Seattle, US • Run 1km - Run 21km

Jul

4

July 4th Run 5K/10K/13.1 SEATTLE

Sat, Jul 4, 2026

Seattle, US • Run 1mi - Run 13.1mi

Jul

25

Eagle 5K, 10K, & 13.1M at Camas, WA (30)

Sat, Jul 25, 2026

Camas, US • Run 5km - Run 13.1mi

Jul

25

Run for Coffee Lovers 5K/10K/13.1 SEATTLE

Sat, Jul 25, 2026

Seattle, US • Run 1mi - Run 13.1mi

Aug

22

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

Sat, Aug 22, 2026

Camas, US • Run 5km - Run 13.1mi

Sep

19

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

Sat, Sep 19, 2026

Pasco, US • Run 5km - Run 13.1mi

Sep

26

Medal Madness 5K, 10K, & Half Marathon at Lake Camas Heritage Park, Camas, WA (39S40)

Sat, Sep 26, 2026

Camas, US • Run 5km - Run 13.1mi

Oct

3

Leavenworth Marathon & Half Marathon

Sat, Oct 3, 2026

Leavenworth, US • Run 21km - Run 42km

Showing 1 - 48 of 53 events