# Half Marathon Races in Washington (2026)

> 134 upcoming Half Marathon races across Washington.

- **Page:** https://runthis.run/races/washington/half-marathon

## Races

- **[Ninja 5K, 10K, & 13.1M at Olympia, WA (32)](https://runthis.run/event/rs-173778-ninja-5k-10k-13-1m-at-olympia-wa-32)** — Fri, Aug 7, 2026 · 7:00 PM CDT · Olympia, WA · 5K / 10K / Marathon
- **[Ninja 5K, 10K, & 13.1M at Everett, WA (32)](https://runthis.run/event/rs-200285-ninja-5k-10k-13-1m-at-everett-wa-32)** — Fri, Aug 7, 2026 · 7:00 PM CDT · Everett, WA · 5K / 10K / Marathon
- **[Ninja 5K, 10K, & 13.1M at Camas, WA (32)](https://runthis.run/event/rs-206953-ninja-5k-10k-13-1m-at-camas-wa-32)** — Fri, Aug 7, 2026 · 7:00 PM CDT · Camas, WA · 5K / 10K / Marathon
- **[Race the Reserve Whidbey Island](https://runthis.run/event/rs-75105-race-the-reserve-whidbey-island)** — Fri, Aug 7, 2026 · 7:00 PM CDT · Coupeville, WA · 5K / 10K / Marathon
- **[Tunnel Vision Marathon & Half Marathon](https://runthis.run/event/rs-210338-tunnel-vision-marathon-half-marathon)** — Sat, Aug 8, 2026 · 7:00 PM CDT · Snoqualmie Pass, WA · Marathon
- **[Ninja 5K, 10K & 13.1M at Everett, WA (33)](https://runthis.run/event/rs-155968-ninja-5k-10k-13-1m-at-everett-wa-33)** — Fri, Aug 14, 2026 · 7:00 PM CDT · Everett, WA · 5K / 10K / Marathon
- **[Twilight at the Bay](https://runthis.run/event/rs-157955-twilight-at-the-bay)** — Fri, Aug 14, 2026 · 7:00 PM CDT · University Place, WA · Marathon / 10K / 5K
- **[Ninja 5K, 10K, 13.1M at Pasco, WA (33)](https://runthis.run/event/rs-175946-ninja-5k-10k-13-1m-at-pasco-wa-33)** — Fri, Aug 14, 2026 · 7:00 PM CDT · Pasco, WA · 5K / 10K / Marathon
- **[Run for PB& J 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-198885-run-for-pb-j-5k-10k-13-1-seattle)** — Fri, Aug 14, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Bagel Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-199409-bagel-run-5k-10k-13-1-seattle)** — Fri, Aug 14, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Ninja 5K, 10K, 13.1M at Vancouver, WA (33)](https://runthis.run/event/rs-209246-ninja-5k-10k-13-1m-at-vancouver-wa-33)** — Fri, Aug 14, 2026 · 7:00 PM CDT · Vancouver, WA · 5K / 10K / Marathon
- **[Popsicle 5K/10K/Half - Portland (Washougal)](https://runthis.run/event/rs-210323-popsicle-5k-10k-half-portland-washougal)** — Fri, Aug 14, 2026 · 7:00 PM CDT · Washougal, WA · 5K / 10K / Marathon
- **[Ninja 5K, 10K, & 13.1M at Spokane, WA (34)](https://runthis.run/event/rs-175136-ninja-5k-10k-13-1m-at-spokane-wa-34)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Spokane, WA · 5K / 10K / Marathon
- **[Ninja 5K, 10K, & 13.1M at Olympia, WA (34)](https://runthis.run/event/rs-179904-ninja-5k-10k-13-1m-at-olympia-wa-34)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Olympia, WA · 5K / 10K / Marathon
- **[Ninja 5K, 10K, & 13.1M at Camas, WA (34)](https://runthis.run/event/rs-194541-ninja-5k-10k-13-1m-at-camas-wa-34)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Camas, WA · 5K / 10K / Marathon
- **[2026 Kirk-Wood Half Marathon](https://runthis.run/event/rs-205548-2026-kirk-wood-half-marathon)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Kirkland, WA · Marathon
- **[Children of the Sun Half Marathon](https://runthis.run/event/rs-205905-children-of-the-sun-half-marathon)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Spokane, WA · Marathon / 7.5 mi / 5K
- **[Popsicle 5K/10K/Half - Richland](https://runthis.run/event/rs-210313-popsicle-5k-10k-half-richland)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Richland, WA · 5K / 10K / Marathon
- **[PeaceHealth Appletree Marathon](https://runthis.run/event/rs-132768-peacehealth-appletree-marathon)** — Fri, Aug 28, 2026 · 7:00 PM CDT · Vancouver, WA · 5K / Marathon
- **[2026 Backcountry Rise](https://runthis.run/event/rs-166079-2026-backcountry-rise)** — Fri, Aug 28, 2026 · 7:00 PM CDT · Toutle, WA · 31.1 mi / Marathon / 20.0 mi
- **[Sloth Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-198482-sloth-run-5k-10k-13-1-seattle)** — Fri, Aug 28, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Run for Breast Cancer 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-199889-run-for-breast-cancer-5k-10k-13-1-seattle)** — Fri, Aug 28, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Medal Madness 5K, 10K, 13.1M at Vancouver, WA (35)](https://runthis.run/event/rs-209251-medal-madness-5k-10k-13-1m-at-vancouver-wa-35)** — Fri, Aug 28, 2026 · 7:00 PM CDT · Vancouver, WA · 5K / 10K / Marathon
- **[Iron Horse Half Marathon](https://runthis.run/event/rs-38822-iron-horse-half-marathon)** — Sat, Aug 29, 2026 · 7:00 PM CDT · North Bend, WA · Marathon
- **[Medal Madness 5K, 10K, 13.1M & 26.2M at Everett, WA (36)](https://runthis.run/event/rs-155957-medal-madness-5k-10k-13-1m-26-2m-at-everett-wa-36)** — Fri, Sep 4, 2026 · 7:00 PM CDT · Everett, WA · 5K / 10K / Marathon
- **[Redmond Harvest Half Marathon](https://runthis.run/event/rs-147339-redmond-harvest-half-marathon)** — Sun, Sep 6, 2026 · 7:00 PM CDT · Redmond, WA · Marathon
- **[GOAT Run](https://runthis.run/event/rs-121666-goat-run)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Port Angeles, WA · 13.6 mi / 25.5 mi / 30.3 mi
- **[Cascade Express Marathon & Half Marathon](https://runthis.run/event/rs-157961-cascade-express-marathon-half-marathon)** — Fri, Sep 11, 2026 · 7:00 PM CDT · North Bend, WA · Marathon
- **[Medal Madness 5K, 10K, & 13.1M at Olympia, WA (37)](https://runthis.run/event/rs-173781-medal-madness-5k-10k-13-1m-at-olympia-wa-37)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Olympia, WA · 5K / 10K / Marathon
- **[National Chocolate Day: Run for Chocolates 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-198817-national-chocolate-day-run-for-chocolates-5k-10k-13-1-seattl)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Run for Mental Health 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-199934-run-for-mental-health-5k-10k-13-1-seattle)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Medal Madness 5K, 10K, & 13.1M at Everett, WA (37)](https://runthis.run/event/rs-200290-medal-madness-5k-10k-13-1m-at-everett-wa-37)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Everett, WA · 5K / 10K / Marathon
- **[Medal Madness 5K, 10K & 13.1M at Camas, WA (37)](https://runthis.run/event/rs-206958-medal-madness-5k-10k-13-1m-at-camas-wa-37)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Camas, WA · 5K / 10K / Marathon
- **[OVERCOMER 5K & 13.1 Mile Half Marathon](https://runthis.run/event/rs-210800-overcomer-5k-13-1-mile-half-marathon)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Pasco, WA · 5K / Marathon
- **[Beat the Blerch](https://runthis.run/event/rs-57815-beat-the-blerch)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Carnation, WA · 5K / 10K / Marathon
- **[Skagit Flats Marathon, Half & 5k](https://runthis.run/event/rs-177453-skagit-flats-marathon-half-5k)** — Sat, Sep 12, 2026 · 7:00 PM CDT · Burlington, WA · 5K / Marathon
- **[Fall - Mud Mountain Dam Marathon & Half Marathon](https://runthis.run/event/rs-133944-fall-mud-mountain-dam-marathon-half-marathon)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Enumclaw, WA · Marathon
- **[Medal Madness 5K, 10K & 13.1M at Everett, WA (38)](https://runthis.run/event/rs-155969-medal-madness-5k-10k-13-1m-at-everett-wa-38)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Everett, WA · 5K / 10K / Marathon
- **[RUN THE DAM 2026](https://runthis.run/event/rs-157902-run-the-dam-2026)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Grand Coulee, WA · Marathon / 10K / 5K
- **[Medal Madness 5K, 10K, 13.1M at Pasco, WA (38)](https://runthis.run/event/rs-197526-medal-madness-5k-10k-13-1m-at-pasco-wa-38)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Pasco, WA · 5K / 10K / Marathon
- **[Medal Madness 5K, 10K, 13.1M at Vancouver, WA (38)](https://runthis.run/event/rs-209252-medal-madness-5k-10k-13-1m-at-vancouver-wa-38)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Vancouver, WA · 5K / 10K / Marathon
- **[The Brooks Orca Half Marathon presented by REI](https://runthis.run/event/rs-33861-the-brooks-orca-half-marathon-presented-by-rei)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Seattle, WA · Marathon / 8.0 mi
- **[Anacortes Half Marathon & 5k](https://runthis.run/event/rs-96611-anacortes-half-marathon-5k)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Anacortes, WA · Marathon / 5K
- **[Bellingham Bay Marathon](https://runthis.run/event/rs-180153-bellingham-bay-marathon)** — Sat, Sep 19, 2026 · 7:00 PM CDT · Bellingham, WA · Marathon / 10K / 5K
- **[Quilcene Oyster Races](https://runthis.run/event/rs-55433-quilcene-oyster-races)** — Sat, Sep 19, 2026 · 7:00 PM CDT · Quilcene, WA · Marathon / 10K / 5K
- **[Pacific Coast Running Festival](https://runthis.run/event/rs-130488-pacific-coast-running-festival)** — Fri, Sep 25, 2026 · 7:00 PM CDT · Long Beach, WA · 5K / Marathon / 1 mile / 10K
- **[Medal Madness 5K, 10K, & 13.1M at Spokane, WA (39)](https://runthis.run/event/rs-165701-medal-madness-5k-10k-13-1m-at-spokane-wa-39)** — Fri, Sep 25, 2026 · 7:00 PM CDT · Spokane, WA · 5K / 10K / Marathon
- **[Medal Madness 5K, 10K & 13.1M at Camas, WA (39)](https://runthis.run/event/rs-194543-medal-madness-5k-10k-13-1m-at-camas-wa-39)** — Fri, Sep 25, 2026 · 7:00 PM CDT · Camas, WA · 5K / 10K / Marathon
- **[Oktoberfest Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-199698-oktoberfest-run-5k-10k-13-1-seattle)** — Fri, Sep 25, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Run for Donuts 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-200205-run-for-donuts-5k-10k-13-1-seattle)** — Fri, Sep 25, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Colbert Autumn Classic Half Marathon & 4-Mile Loop](https://runthis.run/event/rs-97016-colbert-autumn-classic-half-marathon-4-mile-loop)** — Fri, Sep 25, 2026 · 7:00 PM CDT · Colbert, WA · Marathon / 4.0 mi
- **[Puyallup Valley Half Marathon and 10K](https://runthis.run/event/rs-201322-puyallup-valley-half-marathon-and-10k)** — Sat, Sep 26, 2026 · 7:00 PM CDT · Puyallup, WA · 13.6 mi / 10K
- **[Falla Walla Half Marathon, 10K & Heroes 5K Run](https://runthis.run/event/rs-120940-falla-walla-half-marathon-10k-heroes-5k-run)** — Fri, Oct 2, 2026 · 7:00 PM CDT · Walla Walla, WA · Marathon / 10K / 5K
- **[Haunted 5K, 10K, 13.1M & 26.2M at Everett, WA (40)](https://runthis.run/event/rs-155958-haunted-5k-10k-13-1m-26-2m-at-everett-wa-40)** — Fri, Oct 2, 2026 · 7:00 PM CDT · Everett, WA · 5K / 10K / Marathon
- **[Run for the Gnomes Half Marathon & 5K](https://runthis.run/event/rs-186140-run-for-the-gnomes-half-marathon-5k)** — Fri, Oct 2, 2026 · 7:00 PM CDT · Maple Valley, WA · Marathon / 10K
- **[Poulsbo Half Marathon & 10k](https://runthis.run/event/rs-47088-poulsbo-half-marathon-10k)** — Sat, Oct 3, 2026 · 7:00 PM CDT · Poulsbo, WA · Marathon / 10K
- **[Haunted 5K, 10K & 13.1M at Olympia, WA (41)](https://runthis.run/event/rs-173782-haunted-5k-10k-13-1m-at-olympia-wa-41)** — Fri, Oct 9, 2026 · 7:00 PM CDT · Olympia, WA · 5K / 10K / Marathon
- **[Haunted 5K, 10K, & 13.1M at Everett WA (41)](https://runthis.run/event/rs-187234-haunted-5k-10k-13-1m-at-everett-wa-41)** — Fri, Oct 9, 2026 · 7:00 PM CDT · Everett, WA · 5K / 10K / Marathon
- **[Bagel Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-201404-bagel-run-5k-10k-13-1-seattle)** — Fri, Oct 9, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Coffee Lovers Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-201536-coffee-lovers-run-5k-10k-13-1-seattle)** — Fri, Oct 9, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Haunted 5K, 10K & 13.1M at Camas, WA (41)](https://runthis.run/event/rs-206959-haunted-5k-10k-13-1m-at-camas-wa-41)** — Fri, Oct 9, 2026 · 7:00 PM CDT · Camas, WA · 5K / 10K / Marathon
- **[The Spokane Marathon](https://runthis.run/event/rs-159961-the-spokane-marathon)** — Sat, Oct 10, 2026 · 7:00 PM CDT · Spokane, WA · Marathon / 10K / 5K / 531 m
- **[Sun City Barry James Memorial 5K and Half Marathon](https://runthis.run/event/rs-169064-sun-city-barry-james-memorial-5k-and-half-marathon)** — Sat, Oct 10, 2026 · 7:00 PM CDT · Yakima, WA · 5K / Marathon
- **[2026 The Snohomish River Run Marathon, Half Marathon, 10K and 5K](https://runthis.run/event/rs-42063-2026-the-snohomish-river-run-marathon-half-marathon-10k-and-)** — Sat, Oct 10, 2026 · 7:00 PM CDT · Snohomish, WA · 5K / 10K / Marathon
- **[Lake Washington Half Marathon](https://runthis.run/event/rs-105923-lake-washington-half-marathon)** — Fri, Oct 16, 2026 · 7:00 PM CDT · Kirkland, WA · Marathon
- **[Haunted 5K, 10K & 13.1M at Everett, WA (42)](https://runthis.run/event/rs-155970-haunted-5k-10k-13-1m-at-everett-wa-42)** — Fri, Oct 16, 2026 · 7:00 PM CDT · Everett, WA · 5K / 10K / Marathon
- **[Haunted 5K, 10K, & 13.1M at Pasco, WA (42)](https://runthis.run/event/rs-166971-haunted-5k-10k-13-1m-at-pasco-wa-42)** — Fri, Oct 16, 2026 · 7:00 PM CDT · Pasco, WA · 5K / 10K / Marathon
- **[Haunted 5K, 10K, 13.1M at Vancouver, WA (42)](https://runthis.run/event/rs-209427-haunted-5k-10k-13-1m-at-vancouver-wa-42)** — Fri, Oct 16, 2026 · 7:00 PM CDT · Vancouver, WA · 5K / 10K / Marathon
- **[Girlfriends Run](https://runthis.run/event/rs-131095-girlfriends-run)** — Sat, Oct 17, 2026 · 7:00 PM CDT · Vancouver, WA · 4.0 mi / 10K / Marathon / 4.5 mi
- **[Haunted 5K, 10K, & 13.1M at Spokane, WA (43)](https://runthis.run/event/rs-165702-haunted-5k-10k-13-1m-at-spokane-wa-43)** — Fri, Oct 23, 2026 · 7:00 PM CDT · Spokane, WA · 5K / 10K / Marathon
- **[Haunted 5K, 10K, & 13.1M at Olympia, WA (43)](https://runthis.run/event/rs-185608-haunted-5k-10k-13-1m-at-olympia-wa-43)** — Fri, Oct 23, 2026 · 7:00 PM CDT · Olympia, WA · 5K / 10K / Marathon
- **[Haunted 5K, 10K & 13.1M at Camas, WA (43)](https://runthis.run/event/rs-194551-haunted-5k-10k-13-1m-at-camas-wa-43)** — Fri, Oct 23, 2026 · 7:00 PM CDT · Camas, WA · 5K / 10K / Marathon
- **[Tri-Cities Marathon](https://runthis.run/event/rs-166248-tri-cities-marathon)** — Sat, Oct 24, 2026 · 7:00 PM CDT · Richland, WA · Marathon / 5K
- **[PB&J Fuel Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-201649-pb-j-fuel-run-5k-10k-13-1-seattle)** — Fri, Oct 30, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Halloween Trick or Trot Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-204705-halloween-trick-or-trot-run-5k-10k-13-1-seattle)** — Fri, Oct 30, 2026 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Medal Madness 5K, 10K, 13.1M at Vancouver, WA (44)](https://runthis.run/event/rs-209429-medal-madness-5k-10k-13-1m-at-vancouver-wa-44)** — Fri, Oct 30, 2026 · 7:00 PM CDT · Vancouver, WA · 5K / 10K / Marathon
- **[Gobbler 5K, 10K, & 13.1M at Everett, WA (45)](https://runthis.run/event/rs-155959-gobbler-5k-10k-13-1m-at-everett-wa-45)** — Fri, Nov 6, 2026 · 6:00 PM CST · Everett, WA · 5K / 10K / Marathon
- **[Run the Bay](https://runthis.run/event/rs-154056-run-the-bay)** — Sat, Nov 7, 2026 · 6:00 PM CST · University Place, WA · Marathon / 10K / 5K
- **[Gobbler 5K, 10K & 13.1M at Olympia, WA (46)](https://runthis.run/event/rs-185609-gobbler-5k-10k-13-1m-at-olympia-wa-46)** — Fri, Nov 13, 2026 · 6:00 PM CST · Olympia, WA · 5K / 10K / Marathon
- **[Gobbler 5K, 10K, & 13.1M at Everett, WA (46)](https://runthis.run/event/rs-187235-gobbler-5k-10k-13-1m-at-everett-wa-46)** — Fri, Nov 13, 2026 · 6:00 PM CST · Everett, WA · 5K / 10K / Marathon
- **[Run for Mental Health 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-201442-run-for-mental-health-5k-10k-13-1-seattle)** — Fri, Nov 13, 2026 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Veterans Day Freedom Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-205138-veterans-day-freedom-run-5k-10k-13-1-seattle)** — Fri, Nov 13, 2026 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Gobbler 5K, 10K, & 13.1M at Camas, WA (46)](https://runthis.run/event/rs-206960-gobbler-5k-10k-13-1m-at-camas-wa-46)** — Fri, Nov 13, 2026 · 6:00 PM CST · Camas, WA · 5K / 10K / Marathon
- **[Gobbler 5K, 10K, & 13.1M at Everett, WA (47)](https://runthis.run/event/rs-160441-gobbler-5k-10k-13-1m-at-everett-wa-47)** — Fri, Nov 20, 2026 · 6:00 PM CST · Everett, WA · 5K / 10K / Marathon
- **[Gobbler 5K, 10K, 13.1M at Pasco, WA (47)](https://runthis.run/event/rs-166973-gobbler-5k-10k-13-1m-at-pasco-wa-47)** — Fri, Nov 20, 2026 · 6:00 PM CST · Pasco, WA · 5K / 10K / Marathon
- **[Gobbler 5K, 10K, 13.1M at Vancouver, WA (47)](https://runthis.run/event/rs-209431-gobbler-5k-10k-13-1m-at-vancouver-wa-47)** — Fri, Nov 20, 2026 · 6:00 PM CST · Vancouver, WA · 5K / 10K / Marathon
- **[Gobbler 5K, 10K, & 13.1M, Spokane, WA (48)](https://runthis.run/event/rs-165703-gobbler-5k-10k-13-1m-spokane-wa-48)** — Fri, Nov 27, 2026 · 6:00 PM CST · Spokane, WA · 5K / 10K / Marathon
- **[Gobbler 5K, 10K, & 13.1M at Olympia, WA (48)](https://runthis.run/event/rs-185610-gobbler-5k-10k-13-1m-at-olympia-wa-48)** — Fri, Nov 27, 2026 · 6:00 PM CST · Olympia, WA · 5K / 10K / Marathon
- **[2026 Seattle Ghost Marathon, Half & 50K](https://runthis.run/event/rs-196229-2026-seattle-ghost-marathon-half-50k)** — Fri, Nov 27, 2026 · 6:00 PM CST · Seattle, WA · Marathon / 31.1 mi
- **[Gobbler 5K, 10K, & 13.1M at Camas, WA (48)](https://runthis.run/event/rs-197528-gobbler-5k-10k-13-1m-at-camas-wa-48)** — Fri, Nov 27, 2026 · 6:00 PM CST · Camas, WA · 5K / 10K / Marathon
- **[Coffee Lovers Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-201481-coffee-lovers-run-5k-10k-13-1-seattle)** — Fri, Nov 27, 2026 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Thanksgiving Gobble Trot Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-205291-thanksgiving-gobble-trot-run-5k-10k-13-1-seattle)** — Fri, Nov 27, 2026 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Holiday 5K, 10K, & 13.1M at Everett, WA (49)](https://runthis.run/event/rs-174170-holiday-5k-10k-13-1m-at-everett-wa-49)** — Fri, Dec 4, 2026 · 6:00 PM CST · Everett, WA · 5K / 10K / Marathon
- **[Holiday 5K, 10K, & 13.1M at Olympia, WA (50)](https://runthis.run/event/rs-160511-holiday-5k-10k-13-1m-at-olympia-wa-50)** — Fri, Dec 11, 2026 · 6:00 PM CST · Olympia, WA · 5K / 10K / Marathon
- **[Holiday 5K, 10K, & 13.1M at Everett, WA (50)](https://runthis.run/event/rs-187236-holiday-5k-10k-13-1m-at-everett-wa-50)** — Fri, Dec 11, 2026 · 6:00 PM CST · Everett, WA · 5K / 10K / Marathon
- **[Run for Breast Cancer 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-204864-run-for-breast-cancer-5k-10k-13-1-seattle)** — Fri, Dec 11, 2026 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Holiday 5K, 10K, & 13.1M at Camas, WA (50)](https://runthis.run/event/rs-206961-holiday-5k-10k-13-1m-at-camas-wa-50)** — Fri, Dec 11, 2026 · 6:00 PM CST · Camas, WA · 5K / 10K / Marathon
- **[Sunrise Marathon 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-207991-sunrise-marathon-5k-10k-13-1-seattle)** — Fri, Dec 11, 2026 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Holiday 5K, 10K, & 13.1M at Everett, WA (51)](https://runthis.run/event/rs-160442-holiday-5k-10k-13-1m-at-everett-wa-51)** — Fri, Dec 18, 2026 · 6:00 PM CST · Everett, WA · 5K / 10K / Marathon
- **[Holiday 5K, 10K, 13.1M at Vancouver, WA (51)](https://runthis.run/event/rs-209432-holiday-5k-10k-13-1m-at-vancouver-wa-51)** — Fri, Dec 18, 2026 · 6:00 PM CST · Vancouver, WA · 5K / 10K / Marathon
- **[Holiday 5K, 10K, & 13.1M at Spokane, WA (52)](https://runthis.run/event/rs-165705-holiday-5k-10k-13-1m-at-spokane-wa-52)** — Fri, Dec 25, 2026 · 6:00 PM CST · Spokane, WA · 5K / 10K / Marathon
- **[Holiday 5K, 10K, & 13.1M at Olympia, WA (52)](https://runthis.run/event/rs-185611-holiday-5k-10k-13-1m-at-olympia-wa-52)** — Fri, Dec 25, 2026 · 6:00 PM CST · Olympia, WA · 5K / 10K / Marathon
- **[Holiday 5K, 10K, & 13.1M at Camas, WA (52)](https://runthis.run/event/rs-197530-holiday-5k-10k-13-1m-at-camas-wa-52)** — Fri, Dec 25, 2026 · 6:00 PM CST · Camas, WA · 5K / 10K / Marathon
- **[A Merry Christmas Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-205024-a-merry-christmas-run-5k-10k-13-1-seattle)** — Fri, Dec 25, 2026 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[New Year's Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-208025-new-years-run-5k-10k-13-1-seattle)** — Fri, Dec 25, 2026 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Last Chance Marathon and Half Marathon](https://runthis.run/event/rs-169638-last-chance-marathon-and-half-marathon)** — Wed, Dec 30, 2026 · 6:00 PM CST · Bellingham, WA · Marathon
- **[MLK Jr. Freedom Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-209368-mlk-jr-freedom-run-5k-10k-13-1-seattle)** — Fri, Jan 15, 2027 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Sunrise Marathon 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-210577-sunrise-marathon-5k-10k-13-1-seattle)** — Fri, Jan 15, 2027 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Coffee Lover Run SEATTLE](https://runthis.run/event/rs-209515-coffee-lover-run-seattle)** — Fri, Jan 29, 2027 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Run for Donut SEATTLE](https://runthis.run/event/rs-210609-run-for-donut-seattle)** — Fri, Jan 29, 2027 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Richland RunFest 2027](https://runthis.run/event/rs-102819-richland-runfest-2027)** — Thu, Feb 4, 2027 · 6:00 PM CST · Richland, WA · Marathon / 10K / 5K
- **[Woolley Trail Runs](https://runthis.run/event/rs-170102-woolley-trail-runs)** — Fri, Feb 12, 2027 · 6:00 PM CST · Sedro Woolley, WA · 31.1 mi / Marathon
- **[Valentine's Day Run 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-210078-valentines-day-run-5k-10k-13-1-seattle)** — Fri, Feb 12, 2027 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Run for Chocolate 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-210833-run-for-chocolate-5k-10k-13-1-seattle)** — Fri, Feb 12, 2027 · 6:00 PM CST · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Brooks Lake Sammamish Half Marathon presented by REI](https://runthis.run/event/rs-87210-brooks-lake-sammamish-half-marathon-presented-by-rei)** — Fri, Mar 5, 2027 · 6:00 PM CST · Redmond, WA · Marathon
- **[2027 Woodinville Half and 10K](https://runthis.run/event/rs-209901-2027-woodinville-half-and-10k)** — Sat, Mar 6, 2027 · 6:00 PM CST · Woodinville, WA · Marathon / 10K
- **[Shamrock Shuffle](https://runthis.run/event/rs-121876-shamrock-shuffle)** — Sat, Mar 13, 2027 · 6:00 PM CST · Spokane, WA · Marathon / 10K / 5K / 805 m
- **[Sunrise Marathon 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-211570-sunrise-marathon-5k-10k-13-1-seattle)** — Fri, Mar 19, 2027 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[2027 Mill Town Half Marathon, 10K and 5K](https://runthis.run/event/rs-208591-2027-mill-town-half-marathon-10k-and-5k)** — Fri, Mar 26, 2027 · 7:00 PM CDT · Everett, WA · Marathon / 10K / 5K
- **[Yakima River Canyon Marathon and Half-Marathon](https://runthis.run/event/rs-153747-yakima-river-canyon-marathon-and-half-marathon)** — Fri, Apr 2, 2027 · 7:00 PM CDT · Yakima, WA · Marathon
- **[OAT Run](https://runthis.run/event/rs-110987-oat-run)** — Fri, Apr 9, 2027 · 7:00 PM CDT · Port Angeles, WA · 7.3 mi / 12.8 mi / 31.0 mi
- **[Run for Bagels 5K/10K/13.1 SEATTLE](https://runthis.run/event/rs-211434-run-for-bagels-5k-10k-13-1-seattle)** — Fri, Apr 9, 2027 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[The Split](https://runthis.run/event/rs-80801-the-split)** — Fri, Apr 9, 2027 · 7:00 PM CDT · Spokane, WA · Marathon / 10K / 5K / 708 m
- **[Run the River](https://runthis.run/event/rs-139459-run-the-river)** — Thu, Apr 15, 2027 · 7:00 PM CDT · Kennewick, WA · Marathon / 5K / 1.2 mi
- **[Coffee Lover Run SEATTLE](https://runthis.run/event/rs-211466-coffee-lover-run-seattle)** — Fri, Apr 23, 2027 · 7:00 PM CDT · Seattle, WA · 5K / 10K / Marathon / 1 mile
- **[Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K](https://runthis.run/event/rs-144597-tacoma-city-marathon-half-ghost-10k-5k-1k)** — Fri, Apr 30, 2027 · 7:00 PM CDT · Tacoma, WA · Marathon / 10K / 5K / 998 m
- **[Kirkland Half Marathon & 5K](https://runthis.run/event/rs-65022-kirkland-half-marathon-5k)** — Sat, May 1, 2027 · 7:00 PM CDT · Kirkland, WA · 5K / Marathon / 1000 m
- **[Windermere Marathon](https://runthis.run/event/rs-81574-windermere-marathon)** — Sat, May 15, 2027 · 7:00 PM CDT · Spokane, WA · Marathon / 10K / 5K / 885 m
- **[2027 Evergreen Half and 5 Mile](https://runthis.run/event/rs-208590-2027-evergreen-half-and-5-mile)** — Sat, May 22, 2027 · 7:00 PM CDT · Snohomish, WA · Marathon / 5.0 mi
- **[Big River Race](https://runthis.run/event/rs-158441-big-river-race)** — Fri, May 28, 2027 · 7:00 PM CDT · Pasco, WA · Marathon / 10K / 5K / 1 mile
- **[North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)](https://runthis.run/event/rs-80382-north-olympic-discovery-marathon-5k-10k-half-full-relay-kids)** — Fri, Jun 4, 2027 · 7:00 PM CDT · Port Angeles, WA · 5K / 10K / Marathon / 1.2 mi
- **[Jasper Mountain Trail Fest 2027](https://runthis.run/event/rs-158928-jasper-mountain-trail-fest-2027)** — Fri, Jun 18, 2027 · 7:00 PM CDT · Dayton, WA · Marathon / 4.3 mi
- **[Jack & Jill Marathon & Half](https://runthis.run/event/rs-114438-jack-jill-marathon-half)** — Fri, Jul 23, 2027 · 7:00 PM CDT · Snoqualmie Pass, WA · Marathon
- **[Craft Classic Seattle](https://runthis.run/event/rs-57331-craft-classic-seattle)** — Sat, Jul 31, 2027 · 7:00 PM CDT · Redmond, WA · Marathon / 5K

## Half Marathon races by city

- [Seattle, WA (31)](https://runthis.run/races/washington/seattle/half-marathon.md)
- [Everett, WA (15)](https://runthis.run/races/washington/everett/half-marathon.md)
- [Camas, WA (10)](https://runthis.run/races/washington/camas/half-marathon.md)
- [Spokane, WA (10)](https://runthis.run/races/washington/spokane/half-marathon.md)
- [Olympia, WA (9)](https://runthis.run/races/washington/olympia/half-marathon.md)
- [Vancouver, WA (9)](https://runthis.run/races/washington/vancouver/half-marathon.md)
- [Pasco, WA (6)](https://runthis.run/races/washington/pasco/half-marathon.md)
- [Kirkland, WA (3)](https://runthis.run/races/washington/kirkland/half-marathon.md)
- [Port Angeles, WA (3)](https://runthis.run/races/washington/port-angeles/half-marathon.md)
- [Redmond, WA (3)](https://runthis.run/races/washington/redmond/half-marathon.md)
- [Richland, WA (3)](https://runthis.run/races/washington/richland/half-marathon.md)

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Source: [https://runthis.run/races/washington/half-marathon](https://runthis.run/races/washington/half-marathon) — data from Run This (runthis.run).