Running races in or near Renton, WA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Renton, 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.
Sammamish City Marathon - Sponsor
Organization: Sammamish Running
Date of Race: 10-24-2026
Description: Join us for the Sammamish City Marathon. New ...
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Sammamish City Marathon - Full 26.2
Organization: Sammamish Running
Date of Race: 10-24-2026
Description: Join us for the Sammamish City Marathon. New ...
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Half Sam - 10k
Organization: Sammamish Running
Date of Race: 08-23-2026
Description: One of the fastest and flattest coures in the region. Come ...
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Half Sam - Sponsor
Organization: Sammamish Running
Date of Race: 08-23-2026
Description: One of the fastest and flattest coures in the region. Come ...
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Sammamish City Marathon - Half 13.1
Organization: Sammamish Running
Date of Race: 10-24-2026
Description: Join us for the Sammamish City Marathon. New ...
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Sammamish City Marathon - Kids Race - 2 ...
Organization: Sammamish Running
Date of Race: 10-24-2026
Description: Join us for the Sammamish City Marathon. New ...
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Half Sam
Organization: Sammamish Running
Date of Race: 08-23-2026
Description: One of the fastest and flattest coures in the region. Come ...
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Sammamish City Marathon - 10k (6.2 mi)
Organization: Sammamish Running
Date of Race: 10-24-2026
Description: Join us for the Sammamish City Marathon. New ...
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Half Sam - 5k
Organization: Sammamish Running
Date of Race: 08-23-2026
Description: One of the fastest and flattest coures in the region. Come ...
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Half Sam - Virtual Sam
Organization: Sammamish Running
Date of Race: 08-23-2026
Description: One of the fastest and flattest coures in the region. Come ...
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Sammamish City Marathon - 5k (3.1 mi)
Organization: Sammamish Running
Date of Race: 10-24-2026
Description: Join us for the Sammamish City Marathon. New ...
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Half Sam - 13.1
Organization: Sammamish Running
Date of Race: 08-23-2026
Description: One of the fastest and flattest coures in the region. Come ...
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Sammamish City Marathon
Organization: Sammamish Running
Date of Race: 10-24-2026
Description: Join us for the Sammamish City Marathon. New ...
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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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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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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 | 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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Suicide Prevention Summit
Organization: Pierce County Parks and Recreation
Date of Race: 09-18-2026
Description: Description
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SPONSOR - Post Race Awards Ceremony - Pine ...
Organization: Sammamish Running
Date of Race: 08-30-2026
Description: Join us for the 2026 Beaver Lake Triathlon 1/4-mile swim in ...
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Triathlon-Super Sprint - Splash n Dash kids 7-15 ...
Organization: Sammamish Running
Date of Race: 08-30-2026
Description: Join us for the 2026 Beaver Lake Triathlon 1/4-mile swim in ...
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Triathlon-Super Sprint - Duathlon 13.4B, 4.3R
Organization: Sammamish Running
Date of Race: 08-30-2026
Description: Join us for the 2026 Beaver Lake Triathlon 1/4-mile swim in ...
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Beaver Mile Swim - 1/4 mile Swan Swim, ...
Organization: Sammamish Running
Date of Race: 08-02-2026
Description: Join us for the Beaver Mile swim 4.3 mile run. Chose ...
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Triathlon-Super Sprint - 2 person Relay 1/4S, 10B, ...
Organization: Sammamish Running
Date of Race: 09-06-2026
Description: Join us Labor Day weekend 2026 for an incredible sprint triathlon.
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Complete list of running events in and near Renton, WA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Renton
About Renton
Renton (WA) is a city in King County with an estimated population of 90,927.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
