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Triathlon Calendar near South Riding 2025-2026

Explore the top triathlons near South Riding for 2025-2026! We've gathered 216 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
19
Sunday

Barrel Oak 6k

Trail Run 3 km 6 km
Apr
25
Saturday

Middleburg Wellness Day 5K

5 km
Apr
26
Sunday

PNC Alexandria Half

5 km 21 km
May 2026
May
2
Saturday

Farm Park Challenge

Trail Run 25 km 3 hr 6 hr 10 hr
May
2
Saturday

Potomac River Run Marathon

13 mi 26 mi
May
3
Sunday

Run for the Wounded Half

5 km 10 km 21 km
May
16
Saturday

Two Twisted Posts Winery 10k

5 km 10 km
May
17
Sunday

Capitol Hill Classic 10K

3 km 10 km
May
23
Saturday

National Wine Day 10k

5 km
June 2026
Jun
7
Sunday

Cal Tri DC

Triathlon
Jun
7
Sunday

Freedom Fighters Half Marathon

5 km 10 km 21 km
Jun
13
Saturday

OSS/CIA 50 Mile Night Run

Trail Run 25 mi 50 mi
Jun
27
Saturday

Summer Forest Half Marathon

5 km 10 km 21 km
August 2026
Aug
29
Saturday

The Inferno 10k

Trail Run 5 km 10 km
October 2026
Oct
18
Sunday

Fall Run for the Wounded Half

5 km 10 km 21 km
Oct
25
Sunday

Halloween Horror 10k

Trail Run 5 km 10 km
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