Marathon Under 4 Hours Plan

Overview

For runners aiming to break 4 hours in the marathon (5:41/km pace). Requires prior marathon or sub 1:50 half marathon experience. Combines intervals, tempo and long runs up to 34 km with race pace sections.

Prerequisites:

Previous running experience
Proper running shoes
Medical clearance if over 40 or pre-existing conditions
Consistency and commitment to the plan

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Duration

16 weeks

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Days/week

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Level

Intermediate

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Distance

Maratón

Training Plan Week by Week

Week 1 — Base and assessment ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 6 × 800m at 5:10/km (90 sec rest) + 10 min cool-down | Thursday: 40 min at moderate pace | Friday: 35 min at easy pace | Sunday: 75 min at easy pace

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Intervals: 10 min warm-up + 6 × 800m at 5:10/km (90 sec rest) + 10 min cool-down
Thursday	Moderate run: 40 min at moderate pace
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 75 min at easy pace

Week 2 — Increase volume ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 10 × (1 min fast / 1 min easy) + 10 min cool-down | Thursday: 10 min warm-up + 20 min at 5:20/km + 10 min cool-down | Friday: 35 min at easy pace | Sunday: 85 min at easy pace (approx. 14 km)

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Fartlek: 10 min warm-up + 10 × (1 min fast / 1 min easy) + 10 min cool-down
Thursday	Tempo: 10 min warm-up + 20 min at 5:20/km + 10 min cool-down
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 85 min at easy pace (approx. 14 km)

Week 3 — Aerobic endurance ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 5 × 1000m at 5:05/km (2 min rest) + 10 min cool-down | Thursday: 45 min at moderate pace | Friday: 35 min at easy pace | Sunday: 95 min at comfortable pace (approx. 16 km)

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Intervals: 10 min warm-up + 5 × 1000m at 5:05/km (2 min rest) + 10 min cool-down
Thursday	Moderate run: 45 min at moderate pace
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 95 min at comfortable pace (approx. 16 km)

Week 4 — Recovery ▼

Monday: 35 min at easy pace | Tuesday: 10 min warm-up + 6 × (1 min fast / 2 min easy) + 10 min cool-down | Thursday: 30 min at easy pace | Friday: 30 min cycling or swimming | Sunday: 70 min at comfortable pace

Day	Session
Monday	Easy run: 35 min at easy pace
Tuesday	Easy fartlek: 10 min warm-up + 6 × (1 min fast / 2 min easy) + 10 min cool-down
Thursday	Easy run: 30 min at easy pace
Friday	Active rest: 30 min cycling or swimming
Sunday	Long run: 70 min at comfortable pace

Week 5 — Specific phase ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 4 × 1600m at 5:10/km (2.5 min rest) + 10 min cool-down | Thursday: 10 min warm-up + 30 min at 5:20/km + 10 min cool-down | Friday: 35 min at easy pace | Sunday: 105 min at comfortable pace (approx. 18 km)

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Intervals: 10 min warm-up + 4 × 1600m at 5:10/km (2.5 min rest) + 10 min cool-down
Thursday	Tempo: 10 min warm-up + 30 min at 5:20/km + 10 min cool-down
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 105 min at comfortable pace (approx. 18 km)

Week 6 — Long run with pace ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 8 × (2 min hard / 1 min easy) + 10 min cool-down | Thursday: 45 min at moderate pace | Friday: 35 min at easy pace | Sunday: 115 min: 90 min easy + 25 min at 5:45/km (approx. 20 km)

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Fartlek: 10 min warm-up + 8 × (2 min hard / 1 min easy) + 10 min cool-down
Thursday	Moderate run: 45 min at moderate pace
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 115 min: 90 min easy + 25 min at 5:45/km (approx. 20 km)

Week 7 — First 22+ long run ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 6 × 1000m at 5:05/km (2 min rest) + 10 min cool-down | Thursday: 10 min warm-up + 25 min at 5:20/km + 10 min cool-down | Friday: 35 min at easy pace | Sunday: 130 min at comfortable pace (approx. 22-23 km)

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Intervals: 10 min warm-up + 6 × 1000m at 5:05/km (2 min rest) + 10 min cool-down
Thursday	Tempo: 10 min warm-up + 25 min at 5:20/km + 10 min cool-down
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 130 min at comfortable pace (approx. 22-23 km)

Week 8 — Recovery ▼

Monday: 35 min at easy pace | Tuesday: 10 min warm-up + 6 × (1 min fast / 2 min easy) + 10 min cool-down | Thursday: 30 min at easy pace | Friday: 30 min at easy pace | Sunday: 80 min at comfortable pace

Day	Session
Monday	Easy run: 35 min at easy pace
Tuesday	Easy fartlek: 10 min warm-up + 6 × (1 min fast / 2 min easy) + 10 min cool-down
Thursday	Easy run: 30 min at easy pace
Friday	Easy run: 30 min at easy pace
Sunday	Long run: 80 min at comfortable pace

Week 9 — Peak volume ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 3 × 2000m at 5:15/km (3 min rest) + 10 min cool-down | Thursday: 10 min warm-up + 35 min at 5:20/km + 10 min cool-down | Friday: 35 min at easy pace | Sunday: 145 min: 110 min easy + 35 min at 5:45/km (approx. 26 km)

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Intervals: 10 min warm-up + 3 × 2000m at 5:15/km (3 min rest) + 10 min cool-down
Thursday	Tempo: 10 min warm-up + 35 min at 5:20/km + 10 min cool-down
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 145 min: 110 min easy + 35 min at 5:45/km (approx. 26 km)

Week 10 — Maximum long run ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 6 × (3 min hard / 2 min easy) + 10 min cool-down | Thursday: 40 min at moderate pace | Friday: 35 min at easy pace | Sunday: 165 min at comfortable pace (approx. 29-30 km)

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Fartlek: 10 min warm-up + 6 × (3 min hard / 2 min easy) + 10 min cool-down
Thursday	Moderate run: 40 min at moderate pace
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 165 min at comfortable pace (approx. 29-30 km)

Week 11 — Last hard long run ▼

Monday: 45 min at easy pace | Tuesday: 10 min warm-up + 5 × 1000m at 5:10/km (2 min rest) + 10 min cool-down | Thursday: 10 min warm-up + 30 min at 5:25/km + 10 min cool-down | Friday: 35 min at easy pace | Sunday: 180 min: 140 min easy + 40 min at 5:41/km (approx. 32-34 km)

Day	Session
Monday	Easy run: 45 min at easy pace
Tuesday	Intervals: 10 min warm-up + 5 × 1000m at 5:10/km (2 min rest) + 10 min cool-down
Thursday	Tempo: 10 min warm-up + 30 min at 5:25/km + 10 min cool-down
Friday	Easy run: 35 min at easy pace
Sunday	Long run: 180 min: 140 min easy + 40 min at 5:41/km (approx. 32-34 km)

Week 12 — Recovery ▼

Day	Session
Monday	Easy run: 35 min at easy pace
Tuesday	Easy fartlek: 10 min warm-up + 6 × (1 min fast / 2 min easy) + 10 min cool-down
Thursday	Easy run: 30 min at easy pace
Friday	Easy run: 30 min at easy pace
Sunday	Long run: 80 min at comfortable pace

Week 13 — Last long run ▼

Monday: 40 min at easy pace | Tuesday: 10 min warm-up + 4 × 1000m at 5:15/km (2 min rest) + 10 min cool-down | Thursday: 35 min at moderate pace | Friday: 30 min at easy pace | Sunday: 120 min at easy pace (approx. 20 km)

Day	Session
Monday	Easy run: 40 min at easy pace
Tuesday	Intervals: 10 min warm-up + 4 × 1000m at 5:15/km (2 min rest) + 10 min cool-down
Thursday	Moderate run: 35 min at moderate pace
Friday	Easy run: 30 min at easy pace
Sunday	Long run: 120 min at easy pace (approx. 20 km)

Week 14 — Mid taper ▼

Monday: 35 min at easy pace | Tuesday: 10 min warm-up + 6 × (1 min fast / 1 min easy) + 10 min cool-down | Thursday: 30 min at easy pace | Friday: 25 min walking | Sunday: 80 min at easy pace

Day	Session
Monday	Easy run: 35 min at easy pace
Tuesday	Fartlek: 10 min warm-up + 6 × (1 min fast / 1 min easy) + 10 min cool-down
Thursday	Easy run: 30 min at easy pace
Friday	Active rest: 25 min walking
Sunday	Long run: 80 min at easy pace

Week 15 — Taper ▼

Monday: 30 min at easy pace | Tuesday: 15 min easy + 4 × 200m at race pace + 10 min cool-down | Thursday: 20 min at easy pace | Friday: Full rest | Sunday: 50 min at easy pace

Day	Session
Monday	Easy run: 30 min at easy pace
Tuesday	Activation: 15 min easy + 4 × 200m at race pace + 10 min cool-down
Thursday	Easy run: 20 min at easy pace
Friday	Rest: Full rest
Sunday	Long run: 50 min at easy pace

Week 16 — Race week ▼

Monday: 20 min at easy pace | Wednesday: 15 min easy + 3 × 200m at race pace + 10 min cool-down | Friday: Full rest. Carb loading | Sunday: Goal: sub 4h. Start at 5:45/km, hold until km 30, then give it all

Day	Session
Monday	Easy run: 20 min at easy pace
Wednesday	Activation: 15 min easy + 3 × 200m at race pace + 10 min cool-down
Friday	Rest: Full rest. Carb loading
Sunday	Marathon Day!: Goal: sub 4h. Start at 5:45/km, hold until km 30, then give it all

Tips

💡 5:41/km pace should feel comfortable during 30 min tempos

💡 Do long runs at 6:00-6:30/km, not at race pace

💡 Practice the exact fueling you'll use in the race

💡 Sleep 8+ hours in the last 2 weeks before the race

FAQ

What half marathon time do I need?

A half in about 1:50 or less indicates sub 4 marathon is viable.

Are 5 sessions necessary?

Yes, volume is important for marathon. If you can't, drop to 4.

How many weekly km?

Between 45 and 65 km during peak weeks.

Should I do runs longer than 34 km?

No, 32-34 km is enough. Taper completes the preparation.

What fueling strategy should I use?

A gel every 30-40 min from km 5. Water at every aid station.

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Marathon Under 4 Hours Plan

Overview

Training Plan Week by Week

Tips

FAQ

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