0054

Half Marathons Found In Washington in Summer

View all ↓

Half Marathons in Washington in Summer 2026

Find A Race is the US's favourite event listings site. Check out our list of Summer 2026 Half Marathons in Washington below.

Race Calendar: Half Marathons Found In Summer

🚀Boosted

Tiger Peak Challenge

Issaquah, Washington
Sat 20 Jun 26
Free - $110.73
🚀Boosted

Jasper Mountain Trail Fest 2026

Dayton, Washington
Sat 20 Jun 26
$22.20 - $54.00
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.

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

Olympia, Washington
Sat 08 Aug 26
$33.80 - $70.90

Twilight at the Bay

University Place, Washington
Sat 15 Aug 26
$41.28 - $83.68

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

Pasco, Washington
Sat 15 Aug 26
$33.80 - $70.90

Bagel Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 15 Aug 26
$32.80 - $48.70

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

Spokane, Washington
Sat 22 Aug 26
$33.80 - $70.90

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

Camas, Washington
Sat 22 Aug 26
$33.80 - $70.90

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

Olympia, Washington
Sat 22 Aug 26
$33.80 - $70.90

Children of the Sun Half Marathon

Spokane, Washington
Sat 22 Aug 26
$31.74 - $42.34

Kirk-Wood Half Marathon

Kirkland, Washington
Sat 22 Aug 26
$80.50

PeaceHealth Appletree Marathon

Vancouver, Washington
Sat 29 Aug 26
$54.92 - $141.32

Tacoma Narrows Half Marathon / 10K / 5K

Tacoma, Washington
Sat 29 Aug 26
$50.65 - $93.45

Sloth Run 5K/10K/13.1 SEATTLE

Seattle, Washington
Sat 29 Aug 26
$32.80 - $48.70

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

Seattle, Washington
Sat 29 Aug 26
$32.80 - $48.70

Iron Horse Half Marathon

North Bend, Washington
Sun 30 Aug 26
$56.73 - $99.93
Showing 41-54 of 54 results
Prev
1 2
Next

Win $500
nike.com
gift card!

Sign-up to our email newsletter this November and you'll be automatically entered into a prize draw to win a $500 digital gift card to spend at nike.com

By signing up you agree to our privacy policy and terms

Image: © Nike