Wellesley close

Triathlon Calendar near Wellesley 2025-2026

Explore the top triathlons near Wellesley for 2025-2026! We've gathered 169 exciting races in the area. Check out our detailed list below to find your next local race.

December 2025
Dec
6
Saturday

TARC Winter Classic

Trail Run 8 mi 32 mi 40 mi
Dec
6
Saturday

Greater Beverly YMCA Reindeer Run 5K

5 km
Dec
6
Saturday

Jingle All the Way 5K

5 km
Dec
7
Sunday

Winter Classic

5 km
Dec
7
Sunday

Woo Jingle 5K

5 km
Dec
7
Sunday

Medfield Foundation Angel Run

5 km
Dec
7
Sunday

Frosty Half-Marathon - Raynham

13 mi
Dec
13
Saturday

Mount Hood Nutcracker Challenge

Trail Run 2 mi 4 mi
Dec
13
Saturday

Winter SOLEstice 5K

5 km
Dec
14
Sunday

Somerville Jingle Bell Run

5 km
Dec
20
Saturday

Mystic Runners Santa Dash Classic

5 km
February 2026
Feb
1
Sunday

The Great Stew Chase

8 km 15 km
Feb
7-8
Sa - Su

Tarctic Frozen Yeti

Trail Run 15 mi 30 hr
March 2026
Mar
7
Saturday

Irish 5k

3 mi
Mar
15
Sunday

Guinness Celtic 5K

5 km
April 2026
Apr
11
Saturday

Merrimack River Trail Race

Trail Run 10 mi
Apr
11
Saturday

F.I.T. the Challenge OCR

Obstacle Run 3 mi
Apr
12
Sunday

Marblehead Half Marathon

13 mi
Apr
20
Monday

Boston Marathon

42 km
Apr
25
Saturday

TARC Spring Classic

Trail Run 10 km 21 km 42 km 50 km
Articles
Top 10 Marathons in the Netherlands — The Ultimate Dutch Marathon Bucket List: 10 Unmissable Races
The Beauty of the Easy Run — Why slowing down might be the smartest thing you do for your running
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series