Half-Marathon races in United States — 2026 running calendar

May

23

Run for Mental Health 5K/10K/13.1 Phoenix

Phoenix, Arizona, United States

$30.00 - $50.00

Running

5K 10K Half-Marathon 1.6K +14

May

23

Hrp - Sample Race

Honolulu, Hawaii, United States

Running Trail running

Half-Marathon 30K Marathon Ultra +3

May

23

PÁLI PEAK TRAIL RUN

Bakersfield, California, United States

Running

5K 10K Half-Marathon +2

May

23

Run for Mental Health 5K/10K/13.1 Kansas City

Kansas City, Missouri, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

May

23

Run for Mental Health 5K/10K/13.1 Houston

Houston, Texas, United States

$30.00 - $50.00

Running

5K 10K Half-Marathon 1.6K +14

May

23

Run for Mental Health 5K/10K/13.1 Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

May

23

Run for Mental Health 5K/10K/13.1 Dallas Fort Worth

Fort Worth, Texas, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

May

23

Luau 5K, 10K, & 13.1M at Olympia, WA (21)

Olympia, Washington, United States

Running

5K 10K Half-Marathon

May

23

Run for Mental Health 5K/10K/13.1 Sacramento

Sacramento, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

May

23

Run for Mental Health 5K/10K/13.1 San Diego

San Diego, California, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +14

May

23

Running for Children's Rights to Both Parents - 6 of 50 Half Marathons in 50 States - Vermont

Derby, Vermont, United States

Running

Half-Marathon 5K 10K

May

23

Luau 5K, 10K, & 13.1M at Royal Palm Beach, FL (21)

Royal Palm Beach, Florida, United States

Running

5K 10K Half-Marathon