Running races in or near Sumner, WA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Sumner, WA area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
Running-5K - Youth 5k
Organization: Lakes Cross Country Booster Club
Date of Race: 12-13-2025
Description: Get ready for the Fort Steilacoom Jingle Bell Run, a festive ...
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Running-1 Mile - Youth
Organization: Lakes Cross Country Booster Club
Date of Race: 12-13-2025
Description: Get ready for the Fort Steilacoom Jingle Bell Run, a festive ...
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Running-5K - Open (Age 13+)
Organization: Lakes Cross Country Booster Club
Date of Race: 12-13-2025
Description: Get ready for the Fort Steilacoom Jingle Bell Run, a festive ...
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Running-5K - Individual Age group/open
Organization: Lake Wilderness Triathlon
Date of Race: 06-06-2026
Description: Welcome to the 10th annual Lake Wilderness Run!! We're so excited ...
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Running-10K - Individual Age group/open
Organization: Lake Wilderness Triathlon
Date of Race: 06-06-2026
Description: Welcome to the 10th annual Lake Wilderness Run!! We're so excited ...
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Running-1 Mile - Open (Age 13+)
Organization: Lakes Cross Country Booster Club
Date of Race: 12-13-2025
Description: Get ready for the Fort Steilacoom Jingle Bell Run, a festive ...
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Running-Half marathon - Individual Age group/open
Organization: Lake Wilderness Triathlon
Date of Race: 06-06-2026
Description: Welcome to the 10th annual Lake Wilderness Run!! We're so excited ...
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Bubble Run - Exclusive VIP Registration- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ ...
Organization: Viral Run
Date of Race: 08-01-2026
Description: If you’ve done a traditional 5K, you know they ...
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Foam Glow - Value Registrations- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶5̶4̶.̶9̶5̶
Organization: Viral Run
Date of Race: 08-01-2026
Description: Foam Glow 5K™ is a fun filled experience exposing runners to ...
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Fort Steilacoom Jingle Bell Run
Organization: Lakes Cross Country Booster Club
Date of Race: 12-13-2025
Description: Get ready for the Fort Steilacoom Jingle Bell Run, a festive ...
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Bubble Run - Value Registrations- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶5̶4̶.̶9̶5̶
Organization: Viral Run
Date of Race: 08-01-2026
Description: If you’ve done a traditional 5K, you know they ...
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Foam Glow - VIP Registration R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶9̶9̶.̶9̶5̶
Organization: Viral Run
Date of Race: 08-01-2026
Description: Foam Glow 5K™ is a fun filled experience exposing runners to ...
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Foam Glow | Seattle 2026
Organization: Viral Run
Date of Race: 08-01-2026
Description: Foam Glow 5K™ is a fun filled experience exposing runners to ...
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Bubble Run | Seattle 2026
Organization: Viral Run
Date of Race: 08-01-2026
Description: If you’ve done a traditional 5K, you know they ...
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Lake Wilderness Run
Organization: Lake Wilderness Triathlon
Date of Race: 06-06-2026
Description: Welcome to the 10th annual Lake Wilderness Run!! We're so excited ...
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Winter Solstice Celebration Night Market - Interior Booth
Organization: Pierce County Parks
Date of Race: 12-20-2025
Description: DescriptionWant to be a vendor at the ...
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Onesie Run 5K
Organization: Pierce County Parks
Date of Race: 02-21-2026
Description: DescriptionSlip into your coziest onesie and hit the course for a ...
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Puzzle Palooza! Puzzle Competition-Ugly Sweater Edition!
Organization: Pierce County Parks
Date of Race: 12-06-2025
Description: DescriptionHave a passion for jigsaw puzzles? Are you a little ...
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Donut Crawl
Organization: Lake Wilderness Triathlon
Date of Race: 12-13-2025
Description: Who doesn't love donuts? Who doesn't love root beer/beer (for adults ...
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The Great Puzzle-Off
Organization: PenMet Parks
Date of Race: 03-06-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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Triathlon-Super Sprint - Full Triathlon 1/4S, 14B, 4R
Organization: Sammamish Running
Date of Race: 05-10-2026
Description: Join us for one of the top early premiere triathlons in ...
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Triathlon-Super Sprint - Splash n Dash (kids 7-15)
Organization: Sammamish Running
Date of Race: 05-10-2026
Description: Join us for one of the top early premiere triathlons in ...
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Cedar River Triathlon
Organization: Sammamish Running
Date of Race: 05-10-2026
Description: Join us for one of the top early premiere triathlons in ...
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Triathlon-Super Sprint - Relay 1/4S, 14B, 4R
Organization: Sammamish Running
Date of Race: 05-10-2026
Description: Join us for one of the top early premiere triathlons in ...
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Youth Basketball - 4th/5th Grade Boys Team 5 ...
Organization: PenMet Parks
Date of Race: 01-15-2026
Description: DescriptionWelcome to the PenMet Youth Basketball League, running from January 12th ...
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Complete list of running events in and near Sumner, WA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Sumner
About Sumner
Sumner (WA) is a city in Pierce County with an estimated population of 9,451.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
