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Triathlon Calendar near Arlington 2025-2026

Explore the top triathlons near Arlington for 2025-2026! We've gathered 105 exciting races in the area. Check out our detailed list below to find your next local race.

December 2025
Dec
12-14
Fr - Su

Dallas Marathon

5 km 10 km ... 26 mi 50 km
Dec
13
Saturday

Peticolas Running Club Social Run/Walk

3 mi
Dec
13
Saturday

YMCA Santa Run - Waxahachie

5 km
Dec
13
Saturday

The Best Races - River District

5 km 10 km 13 mi
Dec
20
Saturday

Irving Frost Marathon

5 km 10 km 13 mi 26 mi
Dec
20-21
Sa - Su

The Texas Double

13 mi 26 mi
Dec
20
Saturday

A Charlie Brown Christmas 10K (Dallas, TX)

5 km 10 km
January 2026
Jan
24
Saturday

Bold in the Cold 15K

5 km 15 km
Jan
25
Sunday

Time Travel Half-Marathon - Fort Worth

5 km 10 km 13 mi
Jan
31
Saturday

Too Cold to Hold Half Marathon

5 km 10 km 13 mi
February 2026
Feb
14
Saturday

Love on the Run Half Marathon

5 km 10 km 13 mi
Feb
21
Saturday

Form Follows Fitness 5K

5 km
Feb
27
Friday

Cowtown Race Weekend

5 km 10 km 13 mi 26 mi
March 2026
Mar
6-7
Fr - Sa

Hachie 50

20 mi 26 mi 50 mi
Mar
8
Sunday

St. Patrick’s Day Sprint Triathlon

Triathlon
Mar
14
Saturday

St Paddy's Day Dash Down Greenville

5 km
Mar
15
Sunday

Luck of the Irish Triathlon

Triathlon
Mar
20
Friday

Texas Distance Festival

3 km 5 km
Mar
28-29
Sa - Su

Irving Marathon

5 km 13 mi 26 mi
Mar
29
Sunday

Big Climb Dallas

Urban Trail
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