Trail Running Calendar New Hampshire 2026-2027

We have found 52 Trailruns in New Hampshire. Check below where and when you can find the races.

A roughly 3.8 mile trail race at Kingman Farm in Madbury, NH on July 26, 2026, featuring rolling nordic style paths and switchback singletrack; proceeds support the Doug Flutie Jr. Foundation for Autism and day of registration is available.

A community fundraising 5K on Legacy Park's cross country trails with professional timing, post-run food and local beer and wine tasting for registrants 21 and over.

A three day 75 mile stage race around Lake Sunapee and a 50K on the SRKG Greenway featuring technical trails, significant elevation gain, and organized overnight camping.

August 2026

A 12 km trail race in Hanover NH across Storrs Pond, Oak Hill and Trescott trail systems, featuring single-track, woods roads and cross-country trails.

The 15th Annual 5k Race to the Ledges in Concord, NH on August 8, 2026 features a short road and trail course and includes post-race brunch boxes to take away. Registration includes an adult 5 km entry and a free kids 5 km for ages 6 and un..

A community 5 km run in Derry, New Hampshire on August 8, 2026, with adult and kids categories and online registration closing August 7, 2026.

Multi-distance mountain trail event near Waterville Valley offering 108 mile, 58 mile and 20 mile courses across the White Mountain National Forest with significant elevation gain.

A 4.61 mile trail race at Moody Park in Claremont NH featuring narrow single track, wet sections and a steep drop and climb at Gravity Cavity. The event is part of the Western NH Trail Running Series and benefits the local parks department.

A 5K trail race at Wanakee in Meredith, NH on August 15, 2026 featuring wooded hills, granite trail sections, views from Look Out Point and a postrace Homecoming BBQ.

A family friendly 5K on the Webb Forest trails organized by Wilmot Learning Place, featuring a signed course, water stations, timing for runners, post-race recognition, and nearby parking with overflow at local fields.

A trail ultramarathon at Prospect Acres Ranch where runners complete repeated 2.2 mile laps in 2, 4, or 8 hour formats. Field camping is available Friday evening and registration is $40 with proceeds supporting future events.

Trail races in Waterville Valley, NH featuring distances from a 1 mile fun run to a 50K with 7,700 feet of climbing and required gear for the 50K.

September 2026

A weekly fall trail running and walking series at Great Glen Trails in Gorham, NH from Sep 3 to Oct 8, 2026. Choose from 5 km, 3 km or 1.5 km courses; dogs on leash are welcome and one-time entries are available on-site.

A community 5K run and walk in Nashua, NH on September 5, 2026 with free registration for veterans and children, a fee for participants 13 and older, event shirts, donation options and volunteer opportunities. Use #nashua5k for photos.

A lakeside trail run in Goshen, New Hampshire on September 5, 2026, with 3 mile and 5.7 mile courses, awards, swag, and a raffle. The longer distance awards points in the Western NH Trail Running Series.

Whites 100 in Shelburne, NH on September 11, 2026 is a non-competitive, fat-ass-style trail event offering five drop bags, bin transport and an online tracker. A refundable $200 bin deposit is required and a 54-hour support cutoff applies.

Trail races at Bear Brook State Park in Allenstown, NH include a variable-distance ultramarathon likely 50k to 100k and a half marathon. The course is GPX only with minimal markings and aid stations are cup free.

A Keene State College alumni cross-country meet on 09/12/2026 at the Keene State Athletic Complex featuring a men's 5K and a women's 2 Mile race; registration runs 09/06 to 09/12 with a $25 fee per event.

Thunder Run is a 5K trail race with more than 20 obstacles through woods and hills in Candia, New Hampshire on September 12, 2026. Organized by Raymond Area Rotary, 100% of proceeds support local and selected international projects.

A September mountain race at Echo Lake State Park offering a five mile course and a half marathon that climbs over 4,300 feet of vertical. Courses run on granite ledges and exposed ridges with remote aid stations.

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