Chasing every interval “on pace” and protecting easy days often conflict. Miss the easy work and quality sessions stop looking sharp by week four. This 8-week 5K plan mixes easy running, tempo, and intervals for runners who already jog continuously and want a faster 5K. Set paces with the Pace Calculator and Pace Chart; keep easy work honest with the Zone 2 Calculator. See also easy run pace, tempo runs, and Zone 2.

Weekly Shape That Actually Sticks

  • Shape: easy · quality (intervals or tempo) · easy · long easy
  • Easy ≠ gray zone: if you can’t talk, slow down
  • Quality: prescribed 5K/10K paces — stop the set if form breaks
  • Predict goal time with the Race Predictor after a solid workout or tune-up

Numeric scenario: Week 2 calls for 5 × 800m at 5K pace with 400m jog. If reps 1–2 land on goal but rep 3 is already +8–10 sec and breathing is ragged, cut to 4 × 800 or add 5–10 sec/rep — finishing 4 clean reps beats forcing 5 ugly ones that poison Thursday’s easy run.

Expert Note

Most 5K gains come from honest easy volume plus one sharp stimulus you can repeat weekly. If every “easy” day is medium, the plan is lying to you even when the schedule looks perfect.

Decision rule: missed quality → don’t double up; resume the next scheduled hard day. Persistent niggles → replace intervals with easy + strides.

8-Week Plan

Week 1

  • MonEasy 25 min
  • Wed6 × 400m at 5K pace, 400m jog recovery
  • FriEasy 25 min
  • SunLong 35 min

Week 2

  • MonEasy 28 min
  • Wed5 × 800m at 5K pace, 400m jog recovery
  • FriEasy 28 min
  • SunLong 40 min

Week 3

  • MonEasy 30 min
  • WedTempo 15 min at 10K pace (continuous)
  • FriEasy 30 min
  • SunLong 45 min

Week 4 (recovery week)

  • MonEasy 25 min
  • Wed4 × 400m at 5K pace, 400m jog
  • FriEasy 25 min
  • SunLong 35 min easy

Week 5

  • MonEasy 30 min
  • Wed3 × 1 mile at 5K pace, 3 min jog recovery
  • FriEasy 30 min
  • SunLong 50 min

Week 6 (peak week)

  • MonEasy 32 min
  • Wed5 × 1K at 5K pace, 2 min jog recovery
  • FriEasy 30 min
  • SunLong 55 min

Week 7 (pre-taper)

  • MonEasy 28 min
  • Wed3 × 800m at 5K pace, 400m jog
  • FriEasy 25 min
  • SunLong 40 min

Week 8 (race week)

  • MonEasy 20 min
  • Wed4 × 400m at 5K pace, full recovery
  • FriRest
  • SunRace day — 5K!

When Pace Targets Lie

Hot days → same effort, slower pace. More recovery ideas: recovery guide. Next distance step: 10K plan. Don’t cram missed intervals into race week.

Practical Takeaway

Protect recovery so quality stays quality. Arrive fresh, race evenly, and treat predictors as ranges — not contracts.

FAQ

What if I can’t hit the interval paces?

Add 5–10 sec/rep or cut a repetition. Finishing the session with good form beats forcing a target from a predictor.