🏃‍♂️ Run Republic Sub-3 Hour Marathon Training Plan
If you’re aiming to break the elusive 3-hour marathon barrier, this is the plan for you. Structured across four key phases, this programme focuses on building endurance, adding strength, sharpening your speed, and ensuring you’re fully prepared to smash your marathon goal.
📅 Training Phases
1. Endurance Phase
Build your aerobic base with longer runs, introduce speed work, and start adding in fartlek sessions.
2. Strengthening Phase
Maintain your mileage while adding hill work and building on those fartlek sessions.
3. Sharpening Phase
Dial up the speed work and finish your final long runs with confidence.
4. Tapering Phase
Reduce mileage, focus on recovery, and prepare mentally for race day.
📖 Weekly Training Plan

💡 Key Notes:
- M = Miles
- E = Easy
- Rest days are crucial – don’t skip them!
- If you’re tired, swap fast sessions for easy runs or take an extra rest day.
- Race Day Tip: Stick to your plan and enjoy every painful second – sub-3 is waiting for you at the finish line!
Â