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Triathlon Calendar near Southborough 2025-2026

Explore the top triathlons near Southborough for 2025-2026! We've gathered 97 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
20
Monday

Boston Marathon

Apr
25
Saturday

TARC Spring Classic

Trail Run 10 km Half Marathon Marathon 50 km
Apr
25
Saturday

Great Woods Marathon

2 mi Marathon
Apr
26
Sunday

James Joyce Ramble 10 Km

10 km
May 2026
May
2
Saturday

Rally for Research

5 km
May
2
Saturday

Gator Gallop 5K

5 km
May
3
Sunday

Worcester Cinco 5K

5 km
May
9
Saturday

Grafton Gazebo Road Race

5 km
May
17
Sunday

Harpoon 5-Miler

5 mi
June 2026
Jun
7
Sunday

Worcester Firefighters 6K

3 km 6 km
Jun
14
Sunday

Battle of Bunker Hill 5K Road Race

5 km
Jun
20
Saturday

Against the Tide Hopkinton

Triathlon
Jun
20
Saturday

Hopkinton against the Tide

Multisport
August 2026
Aug
23
Sunday

Old Goat Track Club XC Classic

Trail Run 5 km
September 2026
Sep
5
Saturday

TARC Fall Classic

Trail Run 10 km Half Marathon ... 50 km 50 mi
Sep
13
Sunday

Dracut Old Home Day 5K Run/Walk

5 km
October 2026
Oct
11
Sunday

Austin Reardon Memorial 5K

5 km
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