Half Marathon
A half marathon is 13.1 miles (21.1 km) — the most popular race distance in the U.S. Below is our full calendar of upcoming half marathons for 2026 and 2027, updated weekly.
A half marathon is 13.1 miles (21.1 km) — the most popular race distance in the U.S. Below is our full calendar of upcoming half marathons for 2026 and 2027, updated weekly.
