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Triathlon Calendar near Manassas 2025-2026

Explore the top triathlons near Manassas for 2025-2026! We've gathered 110 exciting races in the area. Check out our detailed list below to find your next local race.

November 2025
Nov
27
Thursday

Landsdowne Turkey Trot

5 km
Nov
27
Thursday

Georgetown Turkey Trot 10k

5 km 10 km
Nov
27
Thursday

The Capital Turkey Trot 10k

10 km
Nov
28
Friday

Black Friday 10k

5 km 10 km
Nov
29
Saturday

Ugly Sweater Dash Half Marathon

5 km 10 km 13 mi
Nov
30
Sunday

EOD Warrior Holiday Dash Marathon

5 km 13 mi 26 mi
December 2025
Dec
6
Saturday

Frozen Footsteps 10k

5 km 10 km
Dec
6-7
Sa - Su

Devil Dog Ultras

Trail Run 50 km 100 km 100 mi
Dec
6
Saturday

Rock Creek Reindeer Rumble 10k

5 km 10 km
Dec
6
Saturday

Army v Navy 5k

5 km
Dec
7
Sunday

Fall Backyard Burn Trail Run - Fountainhead

Trail Run 5 mi 10 mi
Dec
7
Sunday

Sleigh Bell Strider 10k - Arlington

5 km 10 km
Dec
13
Saturday

Frosty 5K

5 km
Dec
20
Saturday

Candy Cane 10k

5 km 10 km
Dec
21
Sunday

Winter Wonderland 10k

5 km 10 km
Dec
21
Sunday

Santa’s Sleigh Half Marathon

5 km 13 mi
Dec
26
Friday

Boxing Day 10k

5 km 10 km
Dec
31
Wednesday

Running Out of Time 12k

5 km 12 km
March 2026
Mar
21
Saturday

Rock 'n' Roll Washington DC

5 km 13 mi
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