Trail Running calendar near Leavenworth 2026-2027

Run the Interlaken Icicle Dash through Seattle's wooded Interlaken Park on January 31, 2026, with 5k and 10k loop options. As the final Winter Trail Series race, expect scenic climbs, a festive aid station, and a welcoming trail community.

Celebrate Valentine's Day with the Ten Trails Active Club Heartfelt Hustle, a free 5K community run in Black Diamond on Feb 14. Team entries, costumes, hand timed results and post race snacks make it a festive and friendly outing.

Challenge yourself on Lord Hill's rugged trails with options from 5K to a 50K ultramarathon, featuring a sustained opening climb and technical singletrack with creek crossings. This cupless event rewards every finisher with a handmade solar..

Tackle rolling, rooty trails at Lord Hill Park on March 14 for the Pie High Trail Run, offering 5K, 10K and half marathon distances. Expect big climbs, mossy forest views and a rugged, rewarding trail experience for all levels.

Join the Running Rugger 5K on March 14, 2026 in Seattle for a scenic run across the University of Washington campus, Rainier Vista and waterfront. All abilities welcome and proceeds support the UW Womxn's Rugby Club for gear, travel and inc..

Run beachfront trails at Dash Point State Park with 10K and half marathon options through lush forest and mossy singletrack. Expect rolling climbs, a sandy beach start, and a handmade finisher item made using solar power.

Spring Run For Fun invites trail runners to scenic Bridle Trails State Park in Kirkland, WA with 5 km, 10 km, half marathon, and marathon options on a rolling looped course. Enjoy forest trails, friendly aid stations, and on-site registrati..

The Redmond Marathon will take place in Sammamish Valley on Sunday 29 March 2026. You can run between 13 and 26 miles.

Take in dramatic scenery at the Ancient Lakes Trail Run in Quincy, WA on April 11 and 12, 2026, with distances from 10K to 50 Mile for every level. Single track loops pass waterfalls, basalt outcrops and the Columbia River Gorge with a cent..

Squak Mountain Trail Runs at Squak Mountain State Park offer 12K, half marathon and 50K loop courses with big climbs, summit views and historic forest scenery. Kids races, aid stations and a brunch run make it a full day for trail lovers.

A trail event from Mazama to Twisp through flower carpeted meadows and mountain views, offering a marathon, half marathon, and five leg relay for teams of two to five.

Tiger Claw returns May 8 to 9, 2026 in Issaquah WA with steep climbs and focused descents on rugged Tiger Mountain trails. Choose the Ascent, the 50k, the Big Cat combo, or the new three person Ambush relay for a true Pacific Northwest test..

Join the 22nd annual Cougar Mountain Trail Run Series in Bellevue on May 9, 2026, for scenic single track trails through forest, marsh, and rolling hills. Choose 5 or 10 mile options and help support King County Parks.

PIGTAILS Run returns to Maple Valley for its 20th running with 50K, marathon and half marathon options along river and forest trails. Expect rugged low support, strict cutoffs, and a fun piggy finisher medal; event rescheduled for early 202..

Trail races in Sammamish at Soaring Eagle Regional Park feature 5K, 10K, half marathon, brunch runs and a kids race across the Pipeline Trail and winding singletrack. The courses are mostly flat with rooty, rocky sections; aid stations and..

Join Leavenworth Trail Fest in Leavenworth WA on May 23 2026 for mountain races from a family friendly 5k to challenging 27k and 55k routes, plus a lively festival and Trail Family Food Tent. Finishers can select a keepsake or plant a tree.

Challenge yourself on the Freedom 50 ultramarathon in Puyallup on May 23, 2026, with 50 mile or 50k options along the scenic Foothills Trail. Mostly paved course with strong aid station support and finisher medals plus local sponsor perks.

Two days of single-loop trail running in Lake Chelan on May 30 to 31, 2026, with a kids race, 10K, half and a 50K. Trails pass through ponderosa forest and lupine fields, camping is available and the event uses cupless aid stations.

Timed ultrarun on a scenic 1.75 mile loop around Lake Tye in Monroe, WA. Choose your time, run as many laps as you can, earn a wooden medal coaster, and help raise funds for local trails and charities.

Run scenic loops at Tiger Mountain State Forest on June 6, 2026, from a rolling 5K to a half marathon with big climbs and sweeping singletrack descents. Bring hydration for longer distances.