Endurance Race Calendar May

May

01

100 MILES IN MAY CHALLENGE

Anywhere, United States

Running

Ultra

May

01

Barnett Shoals Elementary School Autism Awareness 5K

Athens, Georgia, United States

Running

5K

May

01

Run for Resilience

Fredericksburg, Virginia, United States

Running

Virtual Challenge

May

01

2026 Alton Hall Fun Run

Galloway, Ohio, United States

Running

3.2K

May

01

MDH BUCK-FIFTY ULTRA ENDURANCE RACE

Watford City, North Dakota, United States

$80.00 - $204.00

Mountain biking Trail running

Ultra +4

May

31

Lakeland, FL Galloway Training Program

Lakeland, Florida, United States

Running

New Member -Full Season Marathon/ Half Marathon Training Alumni - Full Season Marathon/ Half Marathon Training New Member - Half-marathon Training Alumni - Half-marathon Training +1

May

24

Cincinnati, OH Galloway Training Program

Cincinnati, Ohio, United States

Running

New Member - Marathon Training Alumni - Marathon Training New Member - Half Marathon Training Alumni - Half Marathon Training +1

May

04

Cambridge Classic 5K - Gift Certificates

Cambridge, Massachusetts, United States

Running

Season Pass Gift Certificate Individual Race Gift Certificate

May

02

2025 - 2026 Trident Swimming and Triathlon Training

Alexandria, Virginia, United States

Running Swimming

SUMMER Bike/Run (12) Summer Morning Swim at Riverside Gardens (1) Monday/Wednesday MORNING High School - 9 swimmers (2) Monday/Wednesday MORNING Bronze & Silver - 9 (5/4) swimmers +9

May

02

GOTR Treasure Valley Fall 5K

Meridian, Idaho, United States

Running

5K

May

01

Misty's Legacy- 100th Celebration

Jefferson, Wisconsin, United States

$55.00

Running

Ultra