0119

Half Marathons Found In Washington

View all ↓

Half Marathons in Washington 2025 - 2026

The most comprehensive list of Half Marathons in and near Washington in 2025 - 2026. Find your perfect race!

If you're exploring half marathon races in nearby states, take a look at our range of:

Start your adventure with findarace, your one-stop destination for the most comprehensive list of runs, swims, and cycles across the US.


Race Calendar: Half Marathons Found In Washington

🚀Boosted

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

Olympia, Washington
19 Jul 25
$44.00 - $77.00
🚀Boosted

Pie Gobbler 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (44) 80

Everett, Washington
01 Nov 25
$27.75 - $70.15
Feature your event at the top of the results

Want more bookings?

Our most effective tool for getting more people to your race is a ‘Boost’. Boosts put your event to the top of the search results.

Typically a Boosted event gets 8x as many Impressions, 4x as many Clicks and generates 4x more revenue than a standard event listing.

Choose to Boost your event on the landing page which best suits your target audience and budget. For example, ‘10k’s near San Francisco or ‘marathons in April’. Our team can advise on scheduling promotions to optimize performance.

Prices start at $100 per month. The most popular categories sell out in advance so booking early is recommended.

Get in touch

Hi, I'm Rosie from findarace.com!

If you're looking to boost your event or have any questions, please fill in your details below and I'll be in touch to help you.

Skagit Flats Marathon, Half & 5k

Burlington, Washington
14 Sep 25
$32.80 - $80.50

Orca Half Marathon

Seattle, Washington
20 Sep 25 - 21 Sep 25
Free - $171.21

Anacortes Half Marathon & 5k

Anacortes, Washington
20 Sep 25
$28.56 - $56.12

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (38) 80

Everett, Washington
20 Sep 25
$27.75 - $70.15

RUN THE DAM 2025

Grand Coulee, Washington
20 Sep 25
$27.50 - $64.60

Bellingham Bay Marathon

Bellingham, Washington
21 Sep 25
$45.44 - $263.50

Quilcene Oyster Races

Quilcene, Washington
21 Sep 25
Free - $59.30

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (39) 80

Spokane, Washington
27 Sep 25
$27.75 - $70.15

Fidalgo Trail Run

Anacortes, Washington
27 Sep 25
Free - $99.93

Haunted 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (40) 80

Everett, Washington
04 Oct 25
$27.75 - $70.15

Poulsbo Half Marathon & 10k

Poulsbo, Washington
05 Oct 25
$54.57 - $81.57

Haunted 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (41) 150

Olympia, Washington
11 Oct 25
$27.75 - $70.15

Girlfriends Run

Vancouver, Washington
12 Oct 25
Free - $101.36

Haunted 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (42) 80

Pasco, Washington
18 Oct 25
$27.75 - $70.15

Haunted 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (42) 80

Everett, Washington
18 Oct 25
$27.75 - $70.15

Lake Washington Half Marathon

Kirkland, Washington
18 Oct 25 - 21 Oct 25
$56.73 - $85.89

Haunted 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (43) 80

Spokane, Washington
25 Oct 25
$27.75 - $70.15

Tri-Cities Marathon

Richland, Washington
26 Oct 25
$55.00 - $140.00

Pie Gobbler 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (44) 80

Everett, Washington
01 Nov 25
$27.75 - $70.15

Grand Ridge Trail Run

Issaquah, Washington
08 Nov 25
Free - $110.73

Pie Gobbler 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (45)

Olympia, Washington
08 Nov 25
$27.75 - $70.15

Run the Bay

University Place, Washington
09 Nov 25
$65.66 - $108.06

Pie Gobbler 1M, 5K, 10K, 15K, & Half Marathon at Chiawana Park, Pasco, WA (46) 80

Pasco, Washington
15 Nov 25
$27.75 - $70.15

Pie Gobbler 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (46) 80

Everett, Washington
15 Nov 25
$27.75 - $70.15

Pie Gobbler 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (47) 80

Spokane, Washington
22 Nov 25
$27.75 - $70.15

2025 Seattle Ghost Marathon, Half & 50K

Seattle, Washington
29 Nov 25
$107.00

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Langus Riverfront Park, Everett, WA (49) 80

Everett, Washington
06 Dec 25
$27.75 - $70.15

Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (50) 100

Olympia, Washington
13 Dec 25
$27.75 - $70.15

Holiday 1M, 5K, 10K, 15K, & Half Marathon at Lowell Riverfront Park, Everett, WA (51) 70

Everett, Washington
20 Dec 25
$27.75 - $70.15

Holiday 1M, 5K, 10K, 15K, & Half Marathon at Liberty Park, Spokane, WA (52) 40

Spokane, Washington
27 Dec 25
$27.75 - $70.15

New Year 1M, 5K, 10K, 15K, & Half Marathon at Heritage Park, Olympia, WA (02) 60

Olympia, Washington
10 Jan 26
$27.75 - $70.15

Lake Sammamish Half Marathon

Redmond, Washington
07 Mar 26
$56.73

Capital City Marathon/Half Marathon Training Group 2025

Olympia, Washington
11 Jan 25 - 18 May 25
$80.50

Seattle Cherry Blossom Run

Seattle, Washington
07 Mar 25 - 05 Apr 25
Free - $139.04

Pirate 1M, 5K, 10K, 15K, & Half Marathon at Sarg Hubbard Park, Yakima, WA (4-5-2025) 80

Yakima, Washington
05 Apr 25
$27.75 - $70.15

Squak Mountain Trail Run

Issaquah, Washington
19 Apr 25
Free - $108.57

Devil's Gulch

Wenatchee, Washington
12 Jul 25
Free

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

Walla Walla, Washington
11 Oct 25
$54.00 - $75.20

Yakima River Canyon Marathon and Half-Marathon

Yakima, Washington
28 Mar 26
$85.00
Showing 81-119 of 119 results
Prev
1 2 3
Next

Win
every
month

Sign-up to our email newsletter and you'll be automatically entered into a monthly prize draw to win running kit, from award-winning tech to the latest running shoes. This month it's the Shokz OpenRun Pro 2 headphones worth $180

By signing up you agree to our privacy policy and terms

Image: © Shokz