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Obstacle Race Calendar near Merrimack 2025-2026

Explore the top obstacle runs near Merrimack for 2025-2026! We've gathered 15 exciting races in the area. Check out our detailed list below to find your next local race.

September 2025
Sep
28
Sunday

Run for Nature - Lowell

Trail Run 5 km 10 km
October 2025
Oct
5
Sunday

Groton Town Forest Trail Races

Trail Run 3 mi 9 mi
Oct
11-12
Sa - Su

Midstate Massive Ultra Trail

Trail Run 30 mi 50 mi 100 mi
Oct
18-19
Sa - Su

Ghost Train Trail Races

Trail Run 15 mi 30 mi 30 hr
Oct
19
Sunday

Baystate Marathon

13 mi 26 mi
Oct
25
Saturday

NovusMage Demo Race

10 km 13 mi
November 2025
Nov
1
Saturday

The Hamsterwheel - New Boston, NH

Trail Run 6 hr 12 hr 24 hr 30 hr
Nov
2
Sunday

Dan Healy Memorial 5K

5 km
Nov
9
Sunday

Manchester City Marathon

5 km 13 mi 26 mi
Nov
22
Saturday

Rachel's Run

5 km
Nov
27
Thursday

T4G (Thanks for Giving) 5k/10k

December 2025
Dec
7-8
Su - Mo

Jingle Bell Half Marathon

5 km 13 mi
Dec
14
Sunday

Santa's Toy Trot 6-mile Road Race

2 mi 4 mi 6 mi
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