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

Medal Madness 5K, 10K, & 13.1M at Sapulpa, OK (24)

Sapulpa, Oklahoma, United States

Jun 13, 2026 (Sat)

Running

5K 10K Half-Marathon

Red, White and Blue Half Marathon - Oklahoma City

Oklahoma City, Oklahoma, United States

Jun 13, 2026 (Sat)

Running

3.2K 6.4K 12.9K Half-Marathon +2

Medal Madness 5K, 10K, & 13.1M at Stillwater, OK (23)

Stillwater, Oklahoma, United States

Jun 6, 2026 (Sat)

Running

5K 10K Half-Marathon

Hometown Half Marathon & 5k/10k - Tulsa

Tulsa, Oklahoma, United States

May 24, 2026 (Sun)

Running

1.6K 5K 10K Half-Marathon +1

Luau 5K, 10K, & 13.1M at Oklahoma City, OK (21)

Oklahoma City, Oklahoma, United States

May 23, 2026 (Sat)

Running

5K 10K Half-Marathon

Hometown Half Marathon & 5k/10k - Oklahoma City

Oklahoma City, Oklahoma, United States

May 23, 2026 (Sat)

Running

1.6K 5K 10K Half-Marathon +1

Running through the Decades Half Marathon - Oklahoma City

Oklahoma City, Oklahoma, United States

May 17, 2026 (Sun)

Running

1.6K 5K 10.5K Half-Marathon +2

Lion Heart Half Marathon, 10K and 5K Run

Woodward, Oklahoma, United States

May 16, 2026 (Sat)

Running

Half-Marathon 10K 5K

Running through the Decades Half Marathon - Tulsa

Broken Arrow, Oklahoma, United States

May 16, 2026 (Sat)

Running

1.6K 5K 10.5K Half-Marathon +2

Luau 5K, 10K, & 13.1M at Sapulpa, OK (19)

Sapulpa, Oklahoma, United States

May 9, 2026 (Sat)

Running

5K 10K Half-Marathon

DoNot Stop Half Marathon (5k/10k) - Oklahoma City

Oklahoma City, Oklahoma, United States

May 3, 2026 (Sun)

Running

1.6K 5K 10K Half-Marathon

Luau 5K, 10K & 13.1M at Stillwater, OK (18)

Stillwater, Oklahoma, United States

May 2, 2026 (Sat)

Running

5K 10K Half-Marathon