Boston Marathon Qualifying Times Chart and Predictor

How Much Speed Do I Need To Hit a Boston Qualifying Time?

Your Age:

Your Gender:

I run: miles a week

So you decided it is time to qualify for the Boston Marathon. What is it that you need to work on, speed or endurance? Use the calculator on the left to find out. If your required minimum 5 K time is faster than what you can do now, you need more speed. Otherwise, you need more endurace. Feel free to experiment with different training mileage.

Please note that the numbers from the calculator are approximations for the average runner. You may have individual strengths or weaknesses that the calculator is not able to account for. However, it should give you a rough idea of what you need to work on.

The majority of generally healthy runners who have not yet qualified for Boston lack the endurance, and more often than not it can be greatly improved with better training. The Fast Running Blog can help you get discplined in your training, and get day to day advice specific to your current training from seasoned marathoners who have already qualified for Boston.

Other Resources

Age GroupMenWomen
18 - 343:05:00 3:35:00
35 - 393:10:00 3:40:00
40 - 443:15:00 3:45:00
45 - 493:25:00 3:55:00
50 - 543:30:00 4:00:00
55 - 593:40:00 4:10:00
60 - 643:55:00 4:25:00
65 - 694:10:00 4:40:00
70 - 744:25:00 4:55:00
75 - 794:40:00 5:10:00
80 and over4:55:00 5:25:00