Half Marathon Training Plan Builder
Create a simple half-marathon training progression with weekly mileage, long runs, and workout structure.
Weeks planned
8
Peak mileage
35 mi
Goal time
30:00
Run days
4 / week
Use with judgment
This is a practical structure generator, not coaching advice. Keep the easy days easy and trim volume if your recovery starts slipping.
Week 1 - 22 mi
Easy run: 4 mi
Workout: 5 mi including intervals or tempo
Long run: 9 mi
Extra easy day: 4 mi
Strength + mobility: 2 short sessions
Week 2 - 24 mi
Easy run: 5 mi
Workout: 5 mi including intervals or tempo
Long run: 10 mi
Extra easy day: 5 mi
Strength + mobility: 2 short sessions
Week 3 - 26 mi
Easy run: 5 mi
Workout: 6 mi including intervals or tempo
Long run: 11 mi
Extra easy day: 5 mi
Strength + mobility: 2 short sessions
Week 4 - 23 mi
Easy run: 4 mi
Workout: 5 mi including intervals or tempo
Long run: 10 mi
Extra easy day: 4 mi
Strength + mobility: 2 short sessions
Week 5 - 31 mi
Easy run: 6 mi
Workout: 7 mi including intervals or tempo
Long run: 13 mi
Extra easy day: 6 mi
Strength + mobility: 2 short sessions
Week 6 - 33 mi
Easy run: 6 mi
Workout: 7 mi including intervals or tempo
Long run: 14 mi
Extra easy day: 6 mi
Strength + mobility: 2 short sessions
Week 7 - 35 mi
Easy run: 6 mi
Workout: 8 mi including intervals or tempo
Long run: 15 mi
Extra easy day: 6 mi
Strength + mobility: 2 short sessions
Week 8 - 31 mi
Easy run: 6 mi
Workout: 7 mi including intervals or tempo
Long run: 13 mi
Extra easy day: 6 mi
Strength + mobility: 2 short sessions