Wondering how fast you could run a half marathon? Whether you’ve just finished a speedy 5K, powered through a 10K, or tackled a tough 10-miler, this tool helps you estimate your half marathon finish time based on your recent race results. Just enter your time, hit calculate, and see your predicted pace—give it a go!
How does it work?
Simply enter a race distance and time completed recently and we’ll predict your marathon finish time.
Using Run Predictor
Half Marathon Time Predictor
Select your latest race and time to estimate your half marathon finish!
: :
Predicted Half Marathon Time: —
Is there a way to say thank you?
Feel free to buy my book here if running or triathlons are your thing.
We hope you enjoyed the race prediction tool. We hope you smash your half marathon time! Good luck.