Trail Running calendar near Kittitas County 2026-2027

A fall trail run at Bob's Corn and Pumpkin Farm featuring a 5k one-lap maze option and a 7k two-lap maze option on farm roads and paths.

The Tunnel Light Marathon & Half Marathon in North Bend, WA on September 13, 2026 uses a USATF certified, packed gravel course with about 1,000 feet net downhill; the marathon is a Boston qualifier and aid stations are provided.

A timed stair-climb at T-Mobile Park where participants tackle either 900 or 1,800 stairs to raise funds for the Cystic Fibrosis Foundation. Climbers start in waves by self-identified pace and join an official after party.

A multi-day Spartan obstacle race weekend in Monroe WA featuring wooded Pacific Northwest trails and a program of Sprint, Super, Beast, kids races, workshops and spectator access.

Cirque Series at Crystal Mountain is a 7.9 mile trail race with 2,614 feet of vertical gain on September 19, 2026. Sport, Expert and Pro divisions offer prizes and series points, and timing is by disposable bib chip.

A remote self supported trail event near Leavenworth, WA offering a *100K* and a *100 Miler*, with about 21,000 feet of elevation change and a single re supply point after the 100K. Proceeds support local Search and Rescue and veteran group..

Ultra Fest in Easton, WA, is a flat, fast ultramarathon weekend on September 19 to 20, 2026. Multiple distances from 25K to 100 Mile are offered and day-of packet pick-up is available.

Remote mountain ultraruns near Cle Elum WA offering 100 mile, 50 mile and 50K routes on rocky trails with large elevation gain. Mandatory kit, spaced aid stations, and a trail work or donation requirement apply for 100 mile entrants.

A fantasy themed 5K walk and run at Magnuson Park with mixed trail surfaces, Villain Zones, and a Heroes Village; costumes encouraged and leashed dogs and strollers welcome.

Experience the historic landscapes and vibrant forests of Cle Elum and Roslyn. Choose between a 10K or 15K trail run through the scenic coal mining heritage of the Pacific Northwest.

A marathon and half marathon through scenic Leavenworth, Washington, featuring riverfront trails, Icicle Canyon, an Enchantment Park finish, USATF Boston Qualifier certification, and on-course aid and medical support.

A two-day trail festival in North Bend, WA featuring a 30K mountain race, a steep vertical kilometer, a 10K and a double option with extensive climbing, festival activities, sponsor demos, and community-focused awards.

A last-person-standing backyard ultra on October 3rd, 2026 where a $100 bill is added to the prize jar each lap; the winner and runner-up split the accumulated pot 75/25 and 24 laps earns a 100-mile buckle.

The North Bend Skyline 30K will take place in North Bend on Monday 5 October 2026.

A high-elevation trail race near Leavenworth, Washington offering 50M and 50K courses. Technical singletrack, steep climbs, and October larches frame broad mountain views.

A six hour trail running event on the Swauk Forest Discovery Trail near Blewett Pass on October 10, 2026. The 2.45 mile single track loop has about 650 ft of climbing and features a fall themed potluck aid station and a post race dinner opt..

Trail races on the Middle Fork and CCC trails in North Bend, WA, on October 10, 2026. Distances from 10k to 50k feature river valley scenery, aid stations, and some unbridged creek crossings.

Community run at PLU Meadows Disc Golf Course offering a 1K kids run and a 5K. Proceeds support local youth running programs and a college scholarship.

Timed trail event at Carkeek Park with 12 hour and 6 hour options, in-person Oct 24 and virtual Oct 1–31; limited field and proceeds support local trails.

A costumed community event at Lincoln Park featuring a trail 5K, kids dashes, and a virtual shirt option to support South Seattle College Cooperative Preschools. Registration includes a Monster Dash shirt and the 5K includes a timed bib.