Half Marathon Training Plan for Beginners (12-Week)

Welcome to Your First Half Marathon

Training plan

Level: Beginner

Duration & Snapshot: 12 Weeks • 4 Runs per Week

Are you ready to run 21.1 km (13.1 miles)? This 12-week beginner plan, designed by Olympian runner Ilya Tyapkin, takes you step by step from short runs to confidently finishing your first half-marathon.

✅ Gentle build-up of mileage

✅ Light speedwork to build efficiency

✅ Running drills to improve form

✅ Strategic rest and recovery days

The goal? Not just to finish — but to finish strong, healthy, and proud

Training Plan Breakdown

The program is divided into clear phases so you can improve safely and consistently:

  • Adapt (Weeks 1–2) → Short, conversational runs to establish routine
  • Base (Weeks 3–5) → Longer runs + drills for endurance and form
  • Build (Weeks 6–7) → Intervals and long runs up to 12 km
  • Sharpen (Week 8) → Faster intervals (500m reps) and steady runs
  • Build/Peak (Weeks 9–10) → Heaviest training, long runs up to 14 km
  • Taper (Weeks 11–12) → Reduced mileage + short strides to stay sharp

By Week 12, you’ll be ready for race day — confident and well-prepared

Sample Week Preview

Here’s a snapshot of Week 6 (Build Phase):

DaySessionLoad
Monday10 km run + RDHigh
TuesdayRest
Wednesday3 km warm-up + drills + 6 × 200m intervals (200m jogs) + 3 km cool-downHigh
ThursdayRest
Friday12 km run + RDHigh
SaturdayRest
Sunday25 min easy runLow

Load = effort rating: Low (easy), Medium (controlled), High (challenging) 

How Does the Training Plan Work?

This plan carefully blends easy runs, drills, intervals, and long runs:

  • Easy runs at a conversational pace to build aerobic base
  • Intervals (200–500m) to add variety and gentle speed stimulus
  • Strides for efficiency and smooth running form
  • Long runs building up to 14 km for stamina
  • Taper weeks so you arrive fresh on race day

The structure ensures gradual adaptation while keeping injury risk low

What Paces Should I Train At?

For beginners, effort matters more than numbers. Follow these zones:

  • Easy runs → Conversational pace (RPE 3–4/10)
  • Intervals → 85–90% effort, controlled but challenging
  • Strides → 20 seconds at 95% effort, relaxed and fast
  • Long runs → Slower than race pace, focus on time on feet
  • Race day → Start steadily at conversational effort, pick up gradually after 10K

👉 Use the Pace Calculator if you want exact pace ranges.

Coach’s Insight

“The first half marathon is not about speed — it’s about consistency and building trust in your training. Run easy most days, respect recovery, and you’ll surprise yourself on race day.”

Ilya Tyapkin, Olympian Runner & Coach

Helpful Tools for Half-Marathon Runners

Final Words

Running your first half-marathon is a life-changing journey. With this plan, you’ll build endurance, confidence, and the strength to finish 21.1 km with pride.

Remember:

  • Consistency > perfection
  • Rest is training, too
  • Trust the taper — it works

The half-marathon finish line is waiting. Go get it

⚠️ Disclaimer: This plan is for general informational purposes only and should not replace medical advice. Consult your doctor before starting a new training program 

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