Running races in or near Black Diamond, WA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Black Diamond, 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 - 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 ...
View Race Details View on Map
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 ...
View Race Details View on Map
Running-Marathon - Individual Age group/open
Organization: Sammamish Running
Date of Race: 10-25-2025
Description: Join us for the inaugural Sammamish Marathon. This USATF certified course ...
View Race Details View on Map
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 ...
View Race Details View on Map
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 ...
View Race Details View on Map
Sammamish Marathon
Organization: Sammamish Running
Date of Race: 10-25-2025
Description: Join us for the inaugural Sammamish Marathon. This USATF certified course ...
View Race Details View on Map
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 ...
View Race Details View on Map
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 ...
View Race Details View on Map
2026 Camp Gilead River Run 5K
Organization: Camp Gilead
Date of Race: 05-25-2026
Description: The River Run 5K is an event to raise money for ...
View Race Details View on Map
Price
Organization: Camp Gilead
Date of Race: 05-25-2026
Description: The River Run 5K is an event to raise money for ...
View Race Details View on Map
Heart and Sole: Training for a 5K
Organization: BASIS Independent Bellevue
Date of Race: 09-29-2025
Description: Advisor: Ms. Bryant and Ms. Olivia Emails: kyera.bryant@basisindependent.com olivia.bryant@basisindependent.com ...
View Race Details View on Map
Breastfeeding 9/25/25 Thu
Organization: Great Starts
Date of Race: 09-25-2025
Description: This virtual class covers Breastfeeding: Learn how to nurse, when to ...
View Race Details View on Map
Breastfeeding 9/24/25 Wed
Organization: Great Starts
Date of Race: 09-24-2025
Description: This virtual class covers Breastfeeding: Learn how to nurse, when to ...
View Race Details View on Map
Youth Basketball League - 7th/8th Grade Girls
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description
View Race Details View on Map
Youth Basketball League - 5th/6th Grade Boys
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description5th/6th Grade Boys Basketball Division
View Race Details View on Map
Youth Basketball League - PreK Division
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: DescriptionPreK Basketball Division
View Race Details View on Map
Youth Basketball League - 1st/2nd Grade Girls
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description1st/2nd Grade Girls Basketball Division
View Race Details View on Map
Youth Basketball League - 3rd/4th Grade Boys
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description3rd/4th Grade Boys Basketball Division
View Race Details View on Map
Youth Basketball League - 3rd/4th Grade Girls
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description3rd/4th Grade Girls Basketball Division
View Race Details View on Map
Youth Basketball League - 3rd/4th Grade Girls
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description3rd/4th Grade Girls Basketball Division
View Race Details View on Map
Youth Basketball League - 5th/6th Grade Boys
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description5th/6th Grade Boys Basketball Division
View Race Details View on Map
Youth Basketball League - 5th/6th Grade Girls
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description5th/6th Grade Girls Basketball Division
View Race Details View on Map
Youth Basketball League - 5th/6th Grade Girls
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description5th/6th Grade Girls Basketball Division
View Race Details View on Map
Youth Basketball League - 7th/8th Grade Girls
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: Description
View Race Details View on Map
Youth Basketball League - PreK Division
Organization: City of Covington Parks and Recreation
Date of Race: 01-05-2026
Description: DescriptionPreK Basketball Division
View Race Details View on Map
Complete list of running events in and near Black Diamond, WA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Black Diamond
About Black Diamond
Black Diamond (WA) is a city in King County with an estimated population of 4,151.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
In 2015, the 5K maintained the #1 position of all race distances with 7.6 million finishers (U.S.).
