Trail Running calendar near Spring Grove 2026-2027

A 48 hour out and back ultramarathon inside Sideling Hill Tunnel near Valley-Hi, PA. Runners cover just under 160 miles in repeated 1.3 mile loops in complete darkness while a Toll Ticket system limits exits.

Experience riverside singletrack at Riverbend Park with 5 and 10 mile trail races. This event offers scenic Potomac River views, a dedicated kids program, and professional race support in a beautiful natural setting.

A 5K and 10K held November 22, 2026, on the flat Carderock section of the C&O Canal Towpath in Potomac, MD. Walkers are welcome and virtual options with medals and shirts are available.

A pre-Thanksgiving trail event at The Winery at Bull Run in Centreville, Virginia on November 25, 2026. Offers 5 km and 10 km in-person races plus virtual categories with medal and shirt options.

Celebrate Thanksgiving with a cross country style race through scenic Catonsville. Support the local high school running program with a chip timed 5K or a 1 Mile Family Fun Run for all ages.

A trail and canal run near Great Falls, Maryland on November 26, 2026 covering about 10 miles with options to shorten. Entry opens November 12 and is capped at 29 runners; entrants receive course instructions before the run.

Experience the beauty of Fountainhead Regional Park on a course featuring hiking trails and dirt roads. With two distance options and a dedicated program for kids, this event offers a complete day of trail running near the Occoquan Reservoi..

Trail races at Clarence Schock Memorial Park in Mount Gretna feature marked 5 mile and 10 mile courses with significant elevation gain, and all proceeds support park trail maintenance and the education center.

Naked Nick is a low-fee winter trail run at Blue Marsh Lake offering 25K and 50K on rolling single-track and gravel. Aid every 3 to 4 miles, manual timing, and a traditional German-style finisher memento.

Experience the rolling hills of Fair Hill Natural Resource Management Area during this winter trail event. Choose between 25K or 50K distances on beautiful single track trails with heated facilities and fully stocked aid stations.

A 50 km trail run at Hashawha Environmental Center in Westminster MD, featuring varied single-track, open fields, stream crossings and 5 aid stations. Entry for 2027 uses a lottery opening January 1, with indoor facilities and hot post-race..

A chip timed 5K at Armstrong Valley Winery on March 13, 2027. Registration includes a shirt, a portable wine glass, a finisher medal that doubles as a wine stopper, and a pour of wine.

Genesee Valley Ultra is a timed loop trail event at Genesee Valley Outdoor Learning Center in Parkton, MD. Runners choose 24 hour, 12 hour, or 6 hour formats to complete as many laps as possible on a 2 mile loop, with chip timing and awards..

A turtle themed 5K at Hopkins Farm Brewery in Havre De Grace raising funds and awareness for the Susquehannock Wildlife Society. The trail race includes wooden participant medals, costume prizes, and an after party with live music.

Run to Remember in Sykesville on April 17, 2027 features 50K, 25K, a 5 miler and an 8 hour loop challenge around Piney Run Park, with aid stations, commemorative items, and awards for the top three men and women.

A 100 mile ultramarathon on the C&O Canal towpath near Knoxville, Maryland, with one roughly 40 mile loop and two roughly 30 mile loops along the Potomac River. Aid stations are placed about every 3 to 6.9 miles.

A last person standing endurance race in York, PA where runners repeat hourly loops until one remains. Entries include a designated parking and crew area, an event shirt, and a certified distance card.

A mid-May trail race weekend near State College, Pennsylvania, routed through Rothrock State Forest’s sandstone ridges, fern valleys, and rhododendron tunnels. Distances include a 53.3 km 50K and a 26.9 km 25K with notable elevation gain.

A morning **5K** held as part of the Fair Hill Scottish Games on May 15, 2027, in Elkton, MD, with on-field entries accepted, an entry fee that includes admission, and cash prizes plus trophies for top finishers.

Tough Mudder Philly on May 22, 2027 offers 15K and 5K obstacle courses, an Infinity multi-lap option, spectator Mudder Village access, finisher items, group packages, and discounts for verified military and first responders.