Endurance Race Calendar May

Color my Vision

Coronado, California, United States

01 May, 2026 (Fri) – 22 May, 2026

Memorial Day Virtual 5K, 10K, 13.1M, & 26.2M (May 2026)

Anywhere, United States

01 May, 2026 (Fri) – 31 May, 2026

Running

5K 10K Half-Marathon Marathon

League of Legends, 100 Miles in May

Columbus, Ohio, United States

01 May, 2026 (Fri) – 31 May, 2026

Running

Ultra

Howard Wood Dakota Relays Volunteers

Sioux Falls, South Dakota, United States

01 May, 2026 (Fri) – 02 May, 2026

Neuse River Bridge Run 2026

New Bern, North Carolina, United States

01 May, 2026 (Fri) – 09 May, 2026

Running

1.6K Half-Marathon 10K 5K +4

LONG ISLAND MARATHON FESTIVAL

East Meadow, New York, United States

01 May, 2026 (Fri) – 31 May, 2026

Running

Ultra 36K 5K Marathon +10

Lakeland, FL Galloway Training Program

Lakeland, Florida, United States

31 May, 2025 (Sat) – 30 Apr, 2026

Running

Cincinnati, OH Galloway Training Program

Cincinnati, Ohio, United States

24 May, 2025 (Sat) – 01 May, 2026

PLAYTRI - IRONMAN 70.3 CHATTANOOGA

Chattanooga, Tennessee, United States

16 May, 2025 (Fri) – 17 May, 2026

PLAYTRI - IRONMAN 70.3 GULF COAST/PCB

Panama City Beach, Florida, United States

08 May, 2025 (Thu) – 09 May, 2026

Cambridge Classic 5K - Gift Certificates

Cambridge, Massachusetts, United States

04 May, 2025 (Sun) – 06 Dec, 2026

2025 - 2026 Trident Swimming and Triathlon Training

Alexandria, Virginia, United States

02 May, 2025 (Fri) – 05 Aug, 2026