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Squak Mountain 26.2, Half 13.1, 10k, 5k Trail Race

Squak Mountain's trail races trade pavement for forested climbs above Issaquah, Washington.

Race Date

Nov 15, 2026

Location

Issaquah, WA

Quick facts

Date
Sunday, November 15, 2026
Location
Issaquah, Washington
Distance
Half marathon (13.1 mi)
Course
Loop Course
Terrain
Trail
USATF certified
Not listed

Highlights

Atmosphere

Low Key

Course

Shaded

The Experience

The Squak Mountain trail races take runners off the road and into the woods above Issaquah, Washington, with a menu of distances from 5k up to a full 26.2. The setting is Pacific Northwest forest, and race-day conditions tend to match it: recent years have averaged roughly 37–50°F with high humidity and a bit of precipitation, so expect cool, damp, and green underfoot.

This is trail running in the honest sense — the terrain, not a clock, sets the terms of the day. The series spreads its distances across the same mountain, letting first-timers and marathoners share a start-line culture built around the climb and the forest rather than crowds or city streets.

It's a low-key, locally organized affair rather than a big-city spectacle, and the rewards are the ones trail runners come for: quiet singletrack, a genuine mountain effort, and a finish that feels earned. Come dressed for cold and wet, and treat the day as a mountain outing with a race attached.

Race-provided description

Sammamish Running Join us for upcoming running, swimming and biking events locally and throughout the country in connection with technical conferences.

Logistics

Race Day

Sunday, November 15, 2026

Start Time

5:00 PM

Start Location

Issaquah, WA, 98029

Directions

Course Info

Course Type

Loop Course

Terrain

trail

Scenery

Forest, Mountain

Surface

Dirt Trail

Difficulty

Hilly

Race Day Weather

5-year historical avg

Start (Low)

37°

Afternoon (High)

50°

Ideal racing weather — cool and comfortable

0.3"

Precipitation

10 mph

Wind

83%

Humidity

About the Organizer

Sammamish Running
Visit Organizer Website

Frequently asked

When is the Squak Mountain 26.2, Half 13.1, 10k, 5k Trail Race?

The Squak Mountain 26.2, Half 13.1, 10k, 5k Trail Race is held on Sunday, November 15, 2026, starting at 5:00 PM.

Where does the Squak Mountain 26.2, Half 13.1, 10k, 5k Trail Race take place?

It takes place in Issaquah, Washington.

What distances does the Squak Mountain 26.2, Half 13.1, 10k, 5k Trail Race offer?

The half marathon (13.1 miles).

Is the Squak Mountain 26.2, Half 13.1, 10k, 5k Trail Race course flat and good for a PR?

The Squak Mountain 26.2, Half 13.1, 10k, 5k Trail Race is a hilly, loop course course.

HalfRuns editorial — independent, no paid placement.

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