2027 Seattle Marathon Summer Events

About the Event

Experience the beauty of Seward Park during our annual family-friendly run, offering breathtaking views of Lake Washington and Mount Rainier. Perfect for runners of all ages, we have three distances to choose from: 5k, 10k, or Half Marathon. For younger participants, there's a special Kids Fun Run—a quick yet fun 1 kilometer sprint designed just for them.
Register now while prices are still super early bird! Early bird rates end on June 30th; after that, the cost of participation will increase. Mark your calendars and join us in Seattle:
- Early Packet Pickup:
- Thursday, June 10, 2027: West Seattle Runner, 2743 California Ave SW, Suite 101, Seattle WA, 98116
- Friday, June 11, 2027: Super Jock N Jill Green Lake, 7210 East Green Lake Dr N, Seattle
- Race Day:
- Saturday, June 12, 2027: Packet pickup at 6 AM; the Half Marathon starts promptly at 8 AM. The 5K race will follow at 9 AM and the 10K at 10 AM.
- Kids Fun Run kicks off at 10:45 AM.
Enjoy USATF-certified courses that wind through scenic trails, offering a unique runner experience with stunning views. Whether you're running for personal bests or simply enjoying the scenery with your family and pets (dogs are welcome), there's something here for everyone to enjoy in one of Seattle’s most picturesque settings.

Races Offered

10K Run/Walk

Jun 12, 2027

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Distance — 10K

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Type — Others, Running

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06:00

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$27.19

5K / 10K Bundle

Jun 12, 2027

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Distance — 5K

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Type — Others, Running

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06:00

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$43.56

5K Run/Walk

Jun 12, 2027

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Distance — 5K

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Type — Others, Running

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06:00

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$22.88

Half Marathon

Jun 12, 2027

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Distance — 21K

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Type — Others, Running

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06:00

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$40.12

Kids Fun Run

Jun 12, 2027

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Distance — 1K

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Type — Others, Running

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06:00

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$14.26

Virtual 10K

Jun 12, 2027

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Distance — 10K

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Type — Others, Running

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06:00

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$18.36

Virtual 5k

Jun 12, 2027

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Distance — 5K

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Type — Others, Running

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06:00

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$18.36

Virtual 5k/10k Bundle

Jun 12, 2027

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Distance — 5K

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Type — Others, Running

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06:00

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$29.13

Virtual Half Marathon

Jun 12, 2027

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Distance — 21K

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Type — Others, Running

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06:00

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$18.36

Virtual Kids Fun Run

Jun 12, 2027

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Distance — 1K

terrain

Type — Others, Running

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06:00

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$7.58

Weather History

These values represent the 3-year monthly averages for June in Seattle.

thermostat Temperature

11.9° / 21.1°

wb_sunny Feels like

9.8° / 18.9°

light_mode Avg sunshine hours

11h 50m

water_drop Avg rainfall

1.1 mm

ac_unit Avg snowfall

—

air Avg wind speed

10.7 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (5.6)

humidity_mid Humidity

67.9%

wb_twilight Sunrise

05:11

nightlight Sunset

21:07

About Seattle

Learn more about the host city, Seattle.

Seattle, Washington sits at one of the most beautiful spots in the United States. Occupying a narrow isthmus between the Puget Sound and Lake Washington, it is the biggest city in the Pacific Northwest, with 780,000 people in Seattle and over four million people in the metro area. Seen from above, carpets of evergreen trees, pristine blue waters, and snowy white mountains surround the downtown's metallic skyscrapers, earning the city its nickname The Emerald City.