Half-Marathon races in United States — 2026 running calendar

Run to Breast Cancer 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

29 Aug, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

East Canyon Marathon - 26.2 - 13.1 - 10K - 5K

Morgan, Utah, United States

29 Aug, 2026 (Sat)

$41.95 - $1,000.00

Running

5K 10K Half-Marathon Marathon +2

Run to Breast Cancer 5K/10K/13.1 SEATTLE

Seattle, Washington, United States

29 Aug, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Bluegrass Reaper Challenge

Berea, Kentucky, United States

29 Aug, 2026 (Sat)

$35.00 - $60.00

Running

Ultra Marathon Half-Marathon 10K +1

Newtown Community Running Event

Newtown, Connecticut, United States

30 Aug, 2026 (Sun)

$40.00 - $80.00

Running

5K 10K Half-Marathon

Iron Horse Half Marathon

North Bend, Washington, United States

30 Aug, 2026 (Sun)

$52.00 - $97.00

Running

Half-Marathon

Howard's Half Marathon/5K Run Festival

Cumberland, Maryland, United States

30 Aug, 2026 (Sun)

$30.00 - $55.00

Running

Half-Marathon 5K

Concrete Climb Half Marathon, 10K & 5K

Columbia, Maryland, United States

30 Aug, 2026 (Sun)

$35.00 - $55.00

Running

Half-Marathon 10K 5K

Big Island International Marathon 2027

Hilo, Hawaii, United States

01 Sep, 2026 (Tue) – 14 Mar, 2027

$50.00

Running

Marathon Half-Marathon 10K

Mntwi l Nłʔay Virtual Half Marathon

Missoula, Montana, United States

01 Sep, 2026 (Tue) – 30 Sep, 2026

$48.00

Running

Half-Marathon

Michigan Dogman Trail Series

Thompsonville, Michigan, United States

04 Sep, 2026 (Fri) – 05 Sep, 2026

$45.00 - $90.00

Running

5K 10K Half-Marathon

Medal Madness 5K, 10K, & 13.1M at Springdale, AR (36)

Springdale, Arkansas, United States

05 Sep, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon