5K training plan
The 5K rests on VO2max and tolerance to acidosis. The plan gives you short, fast reps and hills — with the long run capped at 75 minutes, because two-hour outings do nothing for this distance.
- Minimum weeks
- 4
- Ideal
- 8
- Maximum
- 16
Who it is for
For someone who can already run 5 km without stopping and wants a faster time — or a first race.
Who it is not for
Not for absolute beginners. If you cannot yet run for 20 minutes straight, start with the general fitness goal.
Sessions you will find in the plan
400 m intervals
Six to twelve reps at 3K pace with full recovery. They build VO2max and the ability to finish hard.
Cruise intervals
Eight-minute reps at threshold pace with short recoveries. They raise the pace at which lactate starts to accumulate.
Hill repeats
Six to twelve 60-second efforts. They build running strength more safely than flat intervals.
5K race-pace simulation
Twenty minutes at goal pace during the peak phase — so you are not guessing your pace on race day.
A sample week in the build phase
This is an example with four training days. With a different number of days the plan arranges sessions differently, but the rules stay the same.
What the plan enforces for you
- The long run never grows more than 10% beyond your longest run of the past 30 days.
- Two hard sessions never fall on consecutive days.
- Every fourth week is a deload — volume comes down, not up.
- With contraindications on file the plan drops to a conservative variant: no VO2max intervals, no maximal tests.
- Pain of 6/10 or higher blocks the session regardless of what the plan says.
Common questions
How many weeks do I need?
Four at minimum, eight ideally. With more time the plan still caps at sixteen weeks — a longer build for a 5K brings nothing.
Why is the long run capped at 75 minutes?
Because volume beyond that point does not translate into 5K performance, and it eats the energy needed for the sessions that actually decide it — intervals and threshold work.
Other plans
Generate a plan for your race date
Pick a race from the catalogue or enter your own, tell us the days you have — the plan counts backwards from race day, with phases, deloads and a taper.
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