Big Marathons In 2025. The 2025 runner's world marathon calendar spans the united states, and includes everything from marathons to half marathon, and even a few 5ks, 10ks, and more. In 2025, runners can choose from iconic marathon majors, scenic city races, or hidden gems that showcase some of the world’s most beautiful landscapes.

The big beach marathon, half marathon & safari 7k is on saturday january 25, 2025 to wednesday january 29, 2025. In our running calendar, you are guaranteed to find the perfect.