Massachusetts 100-Mile Century Rides & Tours 2026–2027
Verified calendar of 100-mile century rides, metric centuries, and scenic road tours scheduled across Massachusetts.
📅 2 Upcoming Events
⭐ 2 Marquee Monuments
⛰️ Avg Vert: 9,650 ft
📏 Avg Distance: 146 mi
🛡️ 100% Active Links
Massachusetts 100-Mile Century Rides & Tours
Showing 2 verified events
century
⭐ Marquee Monument
✓ Verified
Pan-Mass Challenge
📏 192 mi
⛰️ 7,800 ft vert
The single largest athletic fundraising event in the country riding from Sturbridge to Provincetown....
gravel
⭐ Marquee Monument
✓ Verified
Deerfield Dirt Road Randonnee (D2R2)
📏 100 mi
⛰️ 11,500 ft vert
The quintessential New England dirt road randonnee tackling brutal Franklin County gap climbs....
⚡ Training & Pacing Tools for Century Ride Riders
Dial in your pacing, target power zones, and climbing cassette ratios for century ride courses.