Logo

4K Trail Run

Boston, United States • 21-22 May 2025

The 4K Trail Run is a unique running event taking place in Boston, featuring individual and corporate team registrations. Scheduled for May 21 and 22, 2025, participants can join as individual runners or as part of a corporate team. The event aims to support Boston's youth through fundraising efforts, with participants encouraged to create their own fundraising campaigns for a chance to win prizes. The race promises an exciting experience for both seasoned runners and newcomers alike, fostering community engagement and support for a worthy cause. Visit the organization's website for the most recent information.

United States Massachusetts Boston

Race information

Registration
Visit the organization's website for the most recent information.
Trail runs nearby

Tarctic Frozen Yeti

Westwood

Tackle the TARCtic Frozen Yeti at Hale Education in Westwood MA on Feb 7 and 8 2026 with a 30 hour challenge or a 15 mile looped race. Expect well marked winter trails, regular aid and proceeds supporting land conservation.

Tarc to Hale and Back

Westwood

Run scenic singletrack loops around ponds and woodlands at Hale Education in Westwood, with a 6 hour endurance option or a 3.5 mile loop. Bring your own bottle for this cupless event and enjoy a laid back aid station at the start.

Merrimack River Trail Race

Andover

Scenic 10 mile out and back trail run along the Merrimack River on April 11, 2026, part of the North Shore Trail Series. Post race bagels, snacks and prizes await and all net proceeds support Merrimack River Trail maintenance.

Spring Fever 5K | 5M | 8H

Hingham

Hit the trails at Wompatuck State Park in Hingham MA with 5K, 5 mile and 8 hour lap options for all abilities. Expect muddy April trails, on course aid and a community feed, with registration closing April 10 and a 50 runner cap for the 8 h..