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Pace, splits & training plan for a sub 20 minute 5k.
To run a sub 20 minute 5k, you need to maintain a pace of 4:00/km (6:26/mi).
Pace /km
4:00
min/km
Pace /mile
6:26
min/mi
Speed
15.0
km/h
Speed
9.3
mph
| KM | Cumulative Time |
|---|---|
| 1 | 4:00 |
| 2 | 8:00 |
| 3 | 12:00 |
| 4 | 16:00 |
| 5 | 20:00 |
| Mile | Cumulative Time |
|---|---|
| 1 | 6:26 |
| 2 | 12:52 |
| 3 | 19:19 |
| 3.11 | 20:00 |
A 4:00/km pace for 5K is a solid, fast effort. You'll be breathing hard from early on and holding a rhythm that leaves no room for chatting. The last kilometre will test your resolve as lactate builds, but with the right training this pace becomes a controlled, hard effort rather than an all-out sprint.
To break 20 minutes you need a mix of threshold and interval training on top of a consistent aerobic base of 35–50 km per week. Aim for two quality sessions: one interval workout (e.g. 6 × 800 m at 3:48–3:52 with 2 minutes recovery) and one tempo run of 15–20 minutes at around 4:10–4:15/km.
Your easy runs should be genuinely easy — 5:20–6:00/km — to allow proper recovery between hard sessions. Include a weekly long run of 10–14 km at a comfortable pace.
Most runners can prepare in 8–10 weeks with a base of sub-22–23 minutes. Focus on consistency over heroics: three quality weeks followed by one easier recovery week works well. In the final fortnight, reduce volume by 30% while keeping a couple of short, sharp sessions at goal pace.
Pace /km
Pace /mile
Speed
Speed
Get Your Free 5K Training Plan
Dangelo builds you a personalized 8-week plan for your exact target time of 20 minute. Every session synced to your watch.