Trail Running calendar near Olympia 2026-2027

Trail run at Carkeek Park in Seattle offering 5k and 10k loops through forested trails with varied climbs and descents. Aid station at start/finish, post-race food, awards, and series participation.

A point-to-point trail race along Grand Ridge Trail from Duthie Hill Park to Central Park in Issaquah, covering just over 7 miles with about 1,000 feet of climb. Self-supported event with finish-line refreshments and category prizes.

Multi-distance trail race in Hyak, Washington on June 26-27, 2026 featuring 200K, 100-mile, 100K and 50-mile options, a 2.3 mile tunnel, crushed limestone surface, 1,916 ft gain, and electronic timing.

A self-supported, choose-your-own-adventure trail event at Camp Sheppard near Mount Rainier offering 24-hour solo, 24-hour team, and a 100-mile option, six marked trails, camping included, and points-based main and side quests.

A ruck style trail event at Crystal Mountain Resort on June 27, 2026, offering three distances with a 20 lb dry load and elevation gains listed up to 5,629 ft.

Trail races of 5 mile, half marathon and 50K through Tiger Mountain State Forest near Issaquah, WA. The half and 50K routes climb two of Tiger Mountain's peaks and include substantial elevation gain.

Trail out and back on the Sammamish River Trail from Bothell Landing offering a half marathon, a full marathon and a 50K. Water and snacks are available and finishers receive a wooden medal.

Choose a 5K or the 8K Hill Challenge on trails that cross Mossyrock Dam, with Riffe Lake views and a short cross-country section. Family pricing and youth rates are available; partial refunds permitted before June 13.

An evening trail run at Seward Park on July 7, 2026, with **4.2 mile** and 10k loop options through old growth forest, an aid station on course, post-race food and awards, and participation in a youth trail series.

A multi-distance trail event at Cougar Mountain Regional Wildland Park near Seattle, featuring forested single-track, rolling hills and marshside trails. The 21st annual series supports King County Parks and includes a multi-race series com..

Mud Mountain Trail Fest is a trail running event at Mud Mountain Dam in Enumclaw, Washington on July 11, 2026. It offers a 4 Miler and a 10K on forested trails described as moderately challenging.

An all-ages glow run through the Snoqualmie Tunnel on the Palouse to Cascades trail with LED lighting, two participant waves, onsite merch options, and a post-race outdoor block party with food, games and drinks.

A 5K trail run and walk at Tiger Mountain Family Nudist Park on July 12, 2026. Clothing is optional and the event includes on-site camping, pool facilities, awards and supervised storage for clothing.

A weekend of mountain trail races at Crystal Mountain near Mount Rainier with a half marathon, downhill 10K, and uphill 5K. Registration includes an all day gondola pass and on site expo, camping, and sustainability policies.

A roughly 3-mile obstacle trail run at Joint Base Lewis-McChord on 18 July 2026, with waves of 25 released every five minutes and entry capped at 1,500. Packet pick-up includes a shirt, medal, bib and a post-race beverage ticket.

Trail races at St. Edward State Park near Lake Washington offering 4 mile and 8 mile looped courses on mixed single track and wider trails, with an aid station at the start/finish. Part of the Tuesday Night Trail to Grill series.

A one day community running festival in Seattle on July 22, 2026, with a social run offering 4 mile and 6.5 mile options, an expo with vendors and a raffle, and onsite giveaways and activities at Seven Hills Running.

A trail ultramarathon near Greenwater, WA with 50M, 50K and 25K options on mostly single track. Routes start and finish at Ranger Creek Campground with significant elevation gain and multiple aid stations.

A trail race circling Mt St Helens with 50K and 25K options over lava, boulder and forest terrain. The 50K requires prior 50K completion and specific mandatory safety gear.

A mountain skyrace in Hoodsport, Washington that climbs to Mount Ellinor's summit and a shorter forest loop through Pacific Northwest rainforest. Both races start and finish at Big Creek Campground with limited weekend camping.