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Trail Running Calendar near Monroe 2026-2027

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Explore the top trail runs near Monroe for 2026-2027! We've gathered 42 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

October 2026
Oct
31
Sa

Spooky 10K Trail Race

Trail Run 10 km
A 10K trail race in Port Gamble WA on single track and dirt roads with about 600 feet of climbing, a pre race costume contest, chip timing, and custom finisher medals.
Oct
31
Sa

Cougar Mountain Trail Run Series

Trail Run 5 km 8 mi 20 mi 50 km
Trail races at Cougar Mountain Regional Wildland Park near Seattle offering 5k, 7.6 mile, 19.5 mile and 50k courses through forested single track, rolling hills and marshes. Proceeds support King County Parks.
November 2026
Nov
7
Sa

Grand Ridge Trail Run

Trail Run 5 mi 13 mi 26 mi 50 km
Final race of the Evergreen season at Grand Ridge Park, offering trail distances from 5 miles to 50K on looped forest courses.
Nov
7
Sa

Carkeek Cooler Trail Run

Trail Run 5 km 10 km
Trail running at Carkeek Park in Seattle with 5k and 10k forest courses featuring varied trail widths and rolling to steep sections. The 10k is two laps of the 5k and includes substantial climb.
Nov
8
Su

PNTF Open & Masters XC

Trail Run 6 km 8 km 10 km
Cross-country meet at Lincoln Park in Seattle with 6K, 8K and 10K races; team and individual entry options and a $15 registration fee.
Nov
15
Su

Squak Mountain Trail Event 21 Mile

Trail Run 7 mi 14 mi 21 mi
Trail races on Squak Mountain offering 7, 14 and 21 mile courses through evergreen forest with aid stations, a long sleeve race T shirt, a finisher medal, and posted results.
Nov
21
Sa

Ravenna Refresher Trail Run

Trail Run 4 km 8 km 12 km
Trail races at Ravenna Park on November 21, 2026 with 4k, 8k and 12k options on a 4.1 km forest loop featuring moderate climbs and an aid station offering water and snacks.
Nov
26
Th

Wattle Waddle

Trail Run Half Marathon Marathon
A marathon and half marathon on the Kirkland Corridor Course on November 26, 2026 using a short out and back layout with on-site parking and aid at the start.
Nov
26
Th

Soaring Eagle Turkey Trot

Trail Run 5 km 5 mi 10 km 10 mi
A multi-distance fall running event at Soaring Eagle Regional Park in Sammamish with road and trail races, youth dash, race shirts, finisher medallions, and USATF-posted results.
Nov
26
Th

Turkey Trot Arlington

Road Race Trail Run 5 km
A community 5K out-and-back in Arlington on Nov 26, 2026, on mixed trails, roads, and gravel, with awards, swag for early paid entries, and proceeds to a local food charity.
December 2026
Dec
5
Sa

Redmond Reindeer Romp

Trail Run 5 mi Half Marathon
Run through the scenic forests of the Redmond Watershed Preserve in a festive 5 mile or half marathon trail race featuring smooth trails and rolling hills.
Dec-Feb
5-20
Sa

Club Northwest Winter Grand Prix

Road Race Trail Run 2 mi
A six-race Winter Grand Prix of two mile road, track and cross country events in 2026-2027 with series prizes from New Balance and Super Jock n Jill.
Dec
19
Sa

Seward Solstice Run

Trail Run 4 mi 10 km
A forest loop at Seward Park on December 19, 2026, offering 4.2-mile and 10k trail distances, an aid station, and a Glitter, Glamour, and the Galaxy costume contest as part of the Winter Trail Series.
January 2027
Jan
3
Su

Absolution Run

Trail Run 4 mi 8 mi
A 4 mile or 8 mile looped trail run at St. Edward State Park in Kenmore as part of the 2026/27 Winter Trail Series.
Jan
9
Sa

Bridle Trails Winter Running Festival

Trail Run 5 mi 10 mi 15 mi 50 km
Experience a winter trail run at Bridle Trails State Park with distances ranging from 5 miles to a 50k relay on a scenic forested loop.
Jan
16
Sa

Frost Eagle Trail Run

Trail Run 5 mi Half Marathon
Trail races at Soaring Eagle Regional Park in Sammamish offering 5 mile and half marathon options on technical singletrack through forest and wetlands.
Jan
30
Sa

Interlaken Icicle Dash

Trail Run 5 km 10 km
A 5k and 10k trail run through the forested Interlaken Park in Seattle on January 30, 2027, serving as the final race of the Winter Trail Series.
February 2027
Feb
20
Sa

Lord Hill Trail Run

Trail Run 5 km 10 mi 20 mi 50 km
Early season trail races at Lord Hill Regional Park with multiple distances, a steep opening climb, muddy singletrack and handmade finisher awards.
March 2027
Mar
20
Sa

Spring Run for Fun @ Bridle Trails

Trail Run 5 km 11 km Half Marathon Marathon
Trail races at Bridle Trails State Park in Kirkland, WA offering 5k, 10k, Half Marathon and Marathon on forest trails with multiple aid stations.
Mar
27
Sa

Dizzy Daze

Backyard Ultra
Timed endurance event at Green Lake Park where runners complete as many 3.2 mile laps as possible in 12 hour or 5 hour formats.
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