Half-Marathon races in Oklahoma, United States — 2026 running calendar

Medal Madness 5K, 10K, & 13.1M at Oklahoma City, OK (39)

Oklahoma City, Oklahoma, United States

26 Sep, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon

Heroes and Villains Half Marathon- Oklahoma City

Oklahoma City, Oklahoma, United States

27 Sep, 2026 (Sun)

$25.00 - $50.00

Running

1.6K 5K 10.5K Half-Marathon +2

Haunted 5K, 10K, 13.1M & 26.2M at Stillwater, OK (40)

Stillwater, Oklahoma, United States

03 Oct, 2026 (Sat)

$30.00 - $90.00

Running

5K 10K Half-Marathon Marathon

Haunted 5K, 10K, & 13.1M at Sapulpa, OK (41)

Sapulpa, Oklahoma, United States

10 Oct, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon

Spooky Sprint- Tulsa

Tulsa, Oklahoma, United States

10 Oct, 2026 (Sat)

$22.00 - $61.00

Running

1.6K 5K 10K Half-Marathon

Tulsa River Run

Tulsa, Oklahoma, United States

17 Oct, 2026 (Sat)

$39.00 - $65.00

Running

5K 10.5K Half-Marathon

Spooky Sprint- Oklahoma City

Oklahoma City, Oklahoma, United States

17 Oct, 2026 (Sat)

$22.00 - $54.00

Running

1.6K 5K 10K Half-Marathon

Day of the Dead Half Marathon - Tulsa

Tulsa, Oklahoma, United States

24 Oct, 2026 (Sat)

$25.00 - $50.00

Running

1.6K 5K 10.5K Half-Marathon +2

Haunted 5K, 10K, & 13.1M at Oklahoma City, OK (43)

Oklahoma City, Oklahoma, United States

24 Oct, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon

Day of the Dead Half Marathon - Oklahoma City

Oklahoma City, Oklahoma, United States

25 Oct, 2026 (Sun)

$25.00 - $50.00

Running

1.6K 5K 10.5K Half-Marathon +2

Salute to Veterans 5K/10K/Half Marathon - Oklahoma City

Oklahoma City, Oklahoma, United States

07 Nov, 2026 (Sat)

Free - $55.00

Running

5K 10K Half-Marathon +8

Gobbler 5K, 10K, & 13.1M at Stillwater, OK (45)

Stillwater, Oklahoma, United States

07 Nov, 2026 (Sat)

$30.00 - $65.00

Running

5K 10K Half-Marathon