RunningSeattle
Running in Seattle
Browse upcoming amateur running events and compare dates, locations, and popularity. in Seattle.
Upcoming dates Seattle Community-rated events
Events listed
100
Sport
Running
Area
Seattle
Radius
70 km
This calendar in numbers
This calendar currently lists 100 upcoming events, from Jul 18, 2026 to Mar 13, 2027. July is the busiest month, with 22 events scheduled. Events are spread across 30 different locations; Seattle hosts the most (39). Course distances range from 5 km to 50 km.
Browse all 100 events by date
July 2026
- Eagle 5K, 10K, & 13.1M at Everett, WA (29) Jul 18
- Float Dodger 5K Jul 18
- Lookin' For A Cure - Seattle Jul 18
- B&O Half Marathon Jul 19
- Blake Pottle Foundation: Opt Outside to Fight Cancer Run/Walk 5K and Kids 1K Jul 19
- Christmas in July 5k Jul 19
- Christmas in July 5k Jul 19
- Dirt Circus - Seattle Jul 22
- 2026 SKECHERS Wicked Wine Run Seattle Jul 25
- Barn Burner 5K&10k Jul 25
- Head for the Cure 5K - Seattle Jul 25
- Jack and Jill’s Downhill Marathon - Saturday 2026 Jul 25
- Kaiser Permanente Seafair Torchlight Run Jul 25
- Kaiser Permanente Seafair Torchlight Run Jul 25
- Owl Together Now Jul 25
- Run for Coffee Lovers 5K/10K/13.1 - Seattle Jul 25
- Run for Coffee Lovers SEATTLE Jul 25
- Seattle - HFTC 5k Jul 25
- Twisted Cider 5K, 12K & 1K Jul 25
- Jack and Jill’s Downhill Marathon - Sunday Jul 26
- Mudskipper US Sammamish Open Water Swim - Seattle Jul 26
- Pride 5K Jul 26
August 2026
- Foam Glow | Seattle 2026 Aug 1
- Galloping Gertie Aug 1
- Beast of Big Creek Aug 2
- Craft Classic Aug 2
- Fred Hutch Obliteride 5K Aug 8
- Magnuson Series: Summer Fitness Day Aug 8
- Paul Ruston Memorial Run Aug 8
- 17th Lake Union 10K Run/Walk Aug 9
- 5K for Today Aug 9
- Olympic Mountains Trail Races Aug 15
- Run for PB& J SEATTLE Aug 15
- Run for PB&J 5K/10K/13.1 - Seattle Aug 15
- Twilight at the Bay Aug 15
- Sundae Runday Aug 16
- 17th Annual Parkland Pace or Race Aug 22
- Kirk-Wood Half Marathon Aug 22
- Half Sam Aug 23
- Run for Breast Cancer 5K/10K/13.1 SEATTLE Aug 29
- Sloth Run 5K/10K/13.1 - Seattle Aug 29
- Sloth Run 5K/10K/13.1 SEATTLE Aug 29
- Sloth Run SEATTLE Aug 29
- Tacoma Narrows Half Marathon & 5K Aug 29
September 2026
- Redmond Harvest Half Marathon Sep 7
- Diplo's Run Club 5K - Seattle Sep 12
- National Chocolate Day Run for Chocolates 5K/10K/13.1 - Seattle Sep 12
- National Chocolate Day Run for Chocolates SEATTLE Sep 12
- Run for Your Life 5k Sep 12
- Race For A Soldier Sep 13
- USA SUP National Championships 2026 Sep 18
- 9/11 Heroes Run - Tacoma, Washington Sep 19
- Dragonslayer Fantasy Dash and Strut Sep 19
- Get Your Rear in Gear - Seattle Sep 19
- Orca Half Sep 19
- The Brooks Orca Half Marathon presented by REI Sep 19
- Run of Hope Sep 20
- Run of the Mill 5K Sep 20
- Tacos & Cervezas 5k Sep 20
- Oktoberfest Run 5K/10K/13.1 - Seattle Sep 26
- Oktoberfest Run SEATTLE Sep 26
- Pacific Runderland 5K & Kids Run Sep 26
October 2026
- Monster Mad Dash 5K Oct 3
- Pink Ribbon Army 5K Oct 4
- Poulsbo Half & 10K Oct 4
- Coffee Lovers Run 5K/10K/13.1 SEATTLE Oct 10
- Defiance 50K Oct 10
- Middle Fork Trail Run Oct 10
- 2026 Snohomish River Run Oct 11
- Snohomish River Run Marathon Oct 11
- Dick's-A-Thon Oct 17
- Lake Washington Half Oct 17
- Alaska Airlines Dawg Dash Oct 18
- Carkeek 6- & 12- Hour Oct 24
- Greenlake 5K Oct 24
- Sammamish City Marathon Oct 24
- Wicked Fast 5K Halloween Run Oct 24
November 2026
- Grand Ridge Trail Run Nov 7
- Run the Bay Nov 8
- 2026 Kirkland Turkey Trot Nov 15
- Kirkland Turkey Trot Nov 15
- 2026 Mukilteo Turkey Trot Nov 26
- 2026 Mukilteo Turkey Trot 5K and 10K Nov 26
- Gig Harbor Turkey Trot Nov 26
- Mukilteo Turkey Trot Nov 26
- Tacoma City Turkey Trot Nov 26
- 2026 Seattle Kids Marathon Nov 28
- Seattle Marathon 2026 Nov 29
- UW Medicine Seattle Marathon and Half Marathon Nov 29
- UW Medicine Seattle Marathon Volunteers 2026 Nov 29
December 2026
- Christmas Rush Fun Run Dec 12
- Pigtails Run Dec 12
- Santa Runs Tacoma Dec 12
- 12Ks of Christmas Dec 13
- A Merry Christmas Run 5K/10K/13.1 SEATTLE Dec 26
January 2027
February 2027
March 2027
- Kirkland Shamrock Run Mar 13
- Magnuson Series: Spring Into Action Mar 13