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›United States›Cougar Mountain Trail Run Series|2026 · 19 countries·79,389Events
Map showing the area around Newcastle, United States
Sat
9
May
Run·5 km

10th Annual Fort Collin's Mother's Day 5K

Fort Collins, US
Sat
9
May
Run

Robinson Ranch Goat Roping Fundraiser

Phoenix, US
Sat
9
May
Run·5 km

12th Annual Donut Dash 5K

Minnetonka, US
Sat
9
May
Run·2 km·5 km

14th Annual Mudder's Day Madness Mud Run 5K & Fun Run 2026

Maryville, US
Sat
9
May
Run·5 km·8 km·50 km

15th Anniversary Rock N' Run

Allentown, US
Sat
9
May
Run·1 km

1st Annual VFW Post 99 .1K

Decatur, US
Sat
9
May
Run·2 km·6 km

27th Annual Our House, Our Run

Basking Ridge, US
Sat
9
May
Run·3 km·5 km

29th ANNUAL SPRINT FOR LIFE 5K Run/Walk

Houston, US
Sat
9
May
Run·5 km

2nd Annual Camp Mountain Laurel - Color Run & Trail Run

Hamden, US
Sat
9
May
Run·5 km

2nd Annual Stride to Provide 5K

Bridgewater, US
Sat
9
May
Run·2 km·5 km

32nd Annual Chris Griswold Memorial Lancer 5K

Lancaster, US
Sat
9
May
Run·5 km

39th Annual Vicksburg Hearty Hustle

Vicksburg, US
Sat
9
May
Run·5 km

45th Chena River Run 5K - 2026

Fairbanks, US
Sat
9
May
Run·5 km·5 km

47th Mayfaire 5k | Lakeland, FL

Lakeland, US
Sat
9
May
Run·2 km·5 km

4th Annual Angel Dash for DIPG 5K & 1M

Langhorne, US
Sat
9
May
Run·10 km

51st Annual Marigold 10K

Winterville, US
Sat
9
May
Run·2 km·5 km

5k Dokie Run

Wheeling, US
Sat
9
May
Run·5 km

5K for Asher

Rockford, US
Sat
9
May
Run·2 km·5 km

5K Paws for a Cause and 1M Strut your Mutt at Dogapalooza

Goshen, US
Sat
9
May
Run·5 km

5K Paws for a Cause and 1M Strut your Mutt

Goshen, US
RunTrail

Cougar Mountain Trail Run Series

Saturday, May 9, 2026 · Newcastle, United States

Distances

5K
12.2km
31.4km
50km

Start location

Newcastle, WA
Driving directions

About this race

King County's Cougar Mountain Regional Wildland Park in Newcastle, Washington, hosts this trail run series. It offers a consistent opportunity to experience a wildland environment. The series includes events such as the First Race of the Cougar Mountain. Runners will navigate trails within the wildland park itself, immersing themselves in the natural landscape. The course provides a chance to explore the park's varied natural terrain.
Registration coming soonFind Registration

Typical weatherMay

20°Clow 10°C
55mm precip avg
Cloudy most days
Warming up, bring a rain shell.

Please verify event details with the organizer before registering.

Recent edits