Runsy

5K pace chart

A 25:00 5K is 8:03 per mile (5:00/km) and a 20:00 5K is 6:26 (4:00/km). Every finish time from 15:00 to 40:00, with mile and kilometre splits.

Checkpoints
Finish/mi/km
15:004:503:00
16:005:093:12
17:005:283:24
18:005:483:36
19:006:073:48
20:006:264:00
21:006:464:12
22:007:054:24
23:007:244:36
24:007:434:48
25:008:035:00
26:008:225:12
27:008:415:24
28:009:015:36
29:009:205:48
30:009:396:00
31:009:596:12
32:0010:186:24
33:0010:376:36
34:0010:576:48
35:0011:167:00
36:0011:357:12
37:0011:557:24
38:0012:147:36
39:0012:337:48
40:0012:528:00

Checkpoints are even-pace clock times for the 5K (5 km / 3.11 mi), on mile markers or kilometre markers to match the toggle. Underlined times open that goal's page, with every split.

Your exact pace

The chart moves in fixed steps. Enter the 5K time you actually want.

Units
Per mile
8:03

average pace

Per km
5:00

average pace

Speed
7.46 mph

on a treadmill

Checkpoints at even pace

1 mi
8:03
Half
12:30
2 mi
16:06
3 mi
24:08

The same goal as a 1% negative split

First half
12:38

8:08 /mi

Second half
12:23

7:58 /mi

Pace band: every mile, ready to print

Band

  1. 18:08
  2. 216:11
  3. 324:09
  4. 3.125:00

Even-pace arithmetic: goal seconds × distance covered ÷ race distance. It assumes you can hold the pace, which is the part training decides.

A plan for the time you picked

Your plan · free preview

10-week 5k plan

Beginner · 3 runs a week

Starts next Monday

Level

Length

Week 1Race week
Longest run
6.2mi
Biggest week
12mi
Whole plan
75mi

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Week by week · 10 weeks · in miles
10-week 5k plan, week by week
WeekPhaseSessionsTotal
1base
  • Tueeasy1.2mi
  • Thusteady1.2mi
  • Sunlong run3.1mi
5.6mi
2base
  • Tueeasy1.9mi
  • Thusteady1.2mi
  • Sunlong run3.7mi
6.8mi
3base
  • Tueeasy1.9mi
  • Thusteady1.2mi
  • Sunlong run4.3mi
7.5mi
4cutback
  • Tueeasy1.2mi
  • Thusteady1.2mi
  • Sunlong run3.1mi
5.6mi
5build
  • Tueeasy2.5mi
  • Thusteady1.9mi
  • Sunlong run5mi
9.3mi
6peak
  • Tueeasy2.5mi
  • Thusteady1.9mi
  • Sunlong run5.6mi
9.9mi
7peak
  • Tueeasy3.1mi
  • Thusteady2.5mi
  • Sunlong run6.2mi
12mi
8taper
  • Tueeasy1.9mi
  • Thueasy1.2mi
  • Sunlong run4.3mi
7.5mi
9taper
  • Tueeasy1.2mi
  • Thueasy0.6mi
  • Sunlong run2.5mi
4.3mi
10race
  • Tueeasy1.9mi
  • Thushakeout1.2mi
  • SunRACE DAY3.1mi
6.2mi

How to read this chart

Find your goal time on the left, then read across for the pace you need per mile and per kilometre. The remaining columns are your even-pace splits at 1 mile, halfway, 2 miles and 3 miles, or at 1K, 2K, 3K and 4K if you switch the chart to kilometres.

At this distance the splits are worth memorising rather than glancing at. A 5K is short enough that a single kilometre run 15 seconds too fast is not recoverable. Two common goals have their own split pages: 25-minute 5K pace and sub-20 5K pace.

The 5K inverts the usual pacing advice

For a marathon the guidance is to start conservatively. For a 5K it is nearly the opposite: the race is short enough that a cautious first kilometre is time you simply never get back, because there is no long middle section in which to make it up.

What works is even to very slightly negative. Hit your goal pace in the first kilometre — not faster — hold it through the second and third, which is where the race hurts most and where most people drift 10–15 seconds off target, then spend whatever is left over the final kilometre.

The second and third kilometres are the whole race. They feel disproportionately hard relative to how far you have gone, and they are where the difference between your goal time and your actual time is decided.

Choosing a target

A parkrun or time-trial from the last month is the only input worth using. Aim 30–60 seconds faster than your recent best for a genuine goal; anything more is a wish rather than a target.

If you have never raced 5K, run one at a comfortably hard effort first and use that as your baseline. Picking a number off a chart before you have a reference produces a first kilometre that ruins the other four.

Put this calculator on your site

Free for race, club and coaching sites. Paste this into any page that accepts HTML: no account, and it stays up to date.

<iframe src="https://www.runsy.ai/embed/pace-calculator/5k" title="5K pace calculator" width="100%" height="800" style="border:0;max-width:720px;border-radius:16px" loading="lazy"></iframe>
<p style="font:13px/1.4 system-ui,sans-serif;margin:6px 0 0">5K pace calculator by <a href="https://www.runsy.ai/tools/pace-chart/5k">Runsy</a></p>
<script>addEventListener("message",function(e){if(e.origin==="https://www.runsy.ai"&&e.data&&e.data.type==="runsy:embed-height"){document.querySelectorAll("iframe").forEach(function(f){if(f.contentWindow===e.source)f.style.height=e.data.height+"px"})}})</script>

Get faster over 5K

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Everything under this page

Fair questions

What pace is a 25-minute 5K?

5:00 per kilometre, or 8:03 per mile — splits of 5:00, 10:00, 15:00 and 20:00.

What pace is a 30-minute 5K?

6:00 per kilometre, or 9:39 per mile — an even 6:00 per kilometre the whole way.

What pace do I need to break 20 minutes for 5K?

4:00 per kilometre, or 6:26 per mile. You need to pass 1K at 4:00 and 4K at 16:00.

Is a 25-minute 5K good?

Yes — it is a solid recreational time and comfortably faster than the median finisher at most parkruns and community 5Ks.

Paces set from your real runs

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