Green River Marathon, Relay, Half Marathon and 50K

Race Date

Jun 6, 2026

Location

Kent, WA

Logistics

Race Day

Saturday, June 6, 2026

Start Time

TBA

Start Location

Kent, WA

Directions

Course Info

Course Type

Loop Course

Terrain

road

Difficulty

Ultra-Flat

Also Offers

50K26.2M

Historical Performance

Median Finish

2:14:00

10:14/mi

Winning Time

1:32:09

7:02/mi

Finishers (2021)

States Represented

1 / 50

Finish Time Distribution

1:304:05

FASTER 25%

2:04:58

MEDIAN

2:14:00

SLOWER 25%

2:50:00

See Full Results

Race Day Weather

5-year historical avg

Start (Low)

51°

Afternoon (High)

69°

Pleasant conditions — light layers at start, comfortable by finish

0.1"

Precipitation

10 mph

Wind

69%

Humidity

Explore More Journeys

Can't make it to Kent? Discover other experiences that match your running style.

Search All Races

Friday Harbor, WA • Feb 15

Three Lakes Triathlons and Kings Market San Juan Island Runs

Oak Harbor, WA • Apr 4

Deception Pass 13.1M and 10K

Camas, WA • Apr 4

Hop Hop Half

Never miss
another
finish line.

Join our community of 350K+ half marathon runners. Get notified about new races, registration opens, and early bird pricing across all 50 states.