How Long Is a Marathon?

To properly train for a marathon, it's important to understand the distance you'll be running. This can be difficult if you find yourself getting mixed up in kilometers and miles, marathons vs half marathons, etc. That's why we're here to give you the straight answers you need to prepare yourself physically and mentally for the challenge ahead!

How long is a marathon

So, how long is a marathon? The length of a full marathon is 26.2 miles or roughly 42.2 kilometers. This length was formally standardized in 1921 and hasn't changed since. While it only takes world-class marathoners about 2 hours to run this distance, most people finish a marathon around the 4 to 5-hour mark.


How Long Is a 5k?


If you're training to run a marathon, it may be wise to start with something smaller like a 5k. The race's length in kilometers is pretty self-explanatory, but how many miles is a 5k? A 5k is equivalent to just over 3 miles (3.1). This takes most beginners approximately 30 to 40 minutes to complete.


How Long Is a 10k?


Ready to kick things up a notch but not quite to the level of a full marathon? Try following up your successful 5k run with a 10k. A 10k is equivalent to a little over 6 miles (6.2). Being doub