Marathon Training Calculator

Complete nutrition planning for marathon training and race day

Endurance Running

Marathon Training Calculator

Optimize your nutrition, fueling, and supplements for marathon success

Race Goal

Finish Strong

First marathon

⏱
Sub 4 Hours

~9:09/mile pace

Sub 3:30

~8:01/mile pace

BQ/Elite

Boston qualifier

Training Phase

Base Building

12-16 weeks out

Build Phase

8-12 weeks out

Peak/Taper

2-4 weeks out

Race Week

Final 7 days

Training Details

Focus Areas

Marathon Nutrition

Fuel your 26.2 mile journey.