Portsmouth close

Triathlon Calendar near Portsmouth 2025-2026

Explore the top triathlons near Portsmouth for 2025-2026! We've gathered 41 exciting races in the area. Check out our detailed list below to find your next local race.

October 2025
Oct
5
Sunday

Rockfest Half Marathon

5 km 13 mi
Oct
5
Sunday

Trust Trail Fest October

Trail Run 5 km 10 km
Oct
26
Sunday

Seacoast Half Marathon

13 mi
November 2025
Nov
1
Saturday

TARC Stone Cat Trail Festival

Trail Run 10 km 21 km ... 50 mi 100 km
Nov
2
Sunday

Dan Healy Memorial 5K

5 km
Nov
2
Sunday

Ocean View Half Marathon

5 km 13 mi
Nov
8
Saturday

Wells Veterans Day 5K

5 km
Nov
9
Sunday

Harborside Half Marathon

5 km 13 mi
Nov
27
Thursday

Will Run for Pie - Turkey Trot 5K

5 km
Nov
27
Thursday

T4G (Thanks for Giving) 5k/10k

5 km 10 km
December 2025
Dec
7-8
Su - Mo

Jingle Bell Half Marathon

5 km 13 mi
Dec
20
Saturday

Seaside Santa Dash

5 km 10 km
January 2026
Jan
1
Thursday

New Year's Day Hangover Classic

5 km 10 km
March 2026
Mar
1
Sunday

Hampton Half Marathon

5 km 13 mi
Articles
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
Stride with Confidence: A Comprehensive Guide to Saucony Running Shoes