Classic 5K Kilometre Repeats
Workout - Classic 5K Kilometre Repeats
- 10min @ 8'00''/km
- 6 lots of:
- 1.0km @ 5'00''/km
- 1min rest
- 10min @ 8'00''/km
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Intro
Lee Grantham’s video How To Crush Your 5K Personal Best Without Complex Training? outlines a focused interval approach worth trying. Here’s a breakdown so you can attempt this workout right away. The full video contains additional context and explanations.
Key Points
- One weekly interval session—totaling 5–6 km—builds speed-endurance and stress tolerance.
- Each repeat uses 60-second recovery gaps that keep your body under load while training you to drop your heart rate within that tight window.
- The repeats shrink week by week, starting at 2.5 km and bottoming out at 300 m sprints, progressively sharpening your top-end speed.
- Manage your effort by starting between your 10K and 5K paces, then shifting toward your actual 5K target as the program advances.
Workout Example (9‑week plan)
| Week | Reps × Distance | Rest | Total Volume | Pace Guidance |
|---|---|---|---|---|
| 1 | 2 × 2.5 km | 60 s | 5 km | Start at comfortable 5K‑10K pace, focus on breathing and heart‑rate recovery. |
| 2 | 3 × 2 km | 60 s | 6 km | Slightly faster than 5K pace, still controlled. |
| 3 | 4 × 1.5 km | 60 s | 6 km | Push a bit more, start feeling the 5K rhythm. |
| 4 | 5 × 1.2 km | 60 s | 6 km | More rest intervals, keep control. |
| 5 | 6 × 1 km | 60 s | 6 km | Aim for ~3 min/km (≈15 min 5K) if you can hold it. |
| 6 | 8 × 800 m | 60 s | 6.4 km | Shorter reps, easier recovery, focus on quick HR drop. |
| 7 | 10 × 500 m | 60 s | 5 km | Sharper, faster ground work. |
| 8 | 12 × 400 m | 60 s | 4.8 km | Very fast, focus on control. |
| 9 | 20 × 300 m | 60 s | 6 km | Test session – aim to hold 5K pace comfortably through most of the session. |
Practical Tips
- Hold the 60-second rest window firm—it trains both your recovery rate and mental toughness.
- Run each rep like a mini-race: go hard out of the gate, settle into a rhythm, and accelerate near the finish.
- Dial down your weekly mileage after each session to allow adequate recovery before the next one.
- Enter your specific paces into the Pacing app (5K pace, 10K pace, etc.) and let it calculate your target splits for each week.
Closing Note
Work through this 9-week block, adjust the paces to match where you are now, and your 5K should improve noticeably. Load your details into the Pacing app, stick with the program, and you’ll be ready to break that personal best. 🚀