Experienced run coaches share a free 12 week half marathon training plan for both beginner and intermediate runners. The post ...

but give yourself 12 to 16 weeks if you want more of a gradual buildup, she says. Take your long runs into account when it comes time to start a half marathon training plan, Wessler explains.

Give yourself (at least) 12 weeks to train The typical half marathon training plan is about three months long, but the time you’ll actually need depends on your current level of running.

Then, if you do decide to go for it, he has a four-week half-marathon training plan designed to get you in the best possible racing shape in less than a month—without increasing your risk of injury.