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Triathlon Calendar near Fairfax Station 2025-2026

Explore the top triathlons near Fairfax Station for 2025-2026! We've gathered 173 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
4
Saturday

Bull Run Run 50 Miler

Trail Run 50 mi
Apr
4
Saturday

Hope for Horses 10k

5 km 10 km
Apr
4
Saturday

Molon Lave 5k

Trail Run 5 km
Apr
11-12
Sa - Su

Credit Union Cherry Blossom

5 km 10 mi
Apr
25
Saturday

Middleburg Wellness Day 5K

5 km
Apr
26
Sunday

PNC Alexandria Half

5 km 13 mi
May 2026
May
2
Saturday

Farm Park Challenge

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

Go Gray in May

5 km
May
2
Saturday

Potomac River Run Marathon

13 mi 26 mi
May
17
Sunday

Capitol Hill Classic 10K

3 km 10 km
June 2026
Jun
7
Sunday

Cal Tri DC

Triathlon
Jun
13
Saturday

OSS/CIA 50 Mile Night Run

Trail Run 25 mi 50 mi
December 2050
Dec
31
Saturday

Arsenal Triathlon

Triathlon
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