Big Marathons In 2025

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. To help you narrow your choices a bit, we’ve compiled a list of 12 marathons being run in spring 2025 that we’re particularly excited about.

If you’re thinking of taking running seriously this year, we’ve rounded up ten marathons around the world you should sign up for. Plan, track, and stay on top of every race.