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RUNNERS LAB

5K
Pace Calculator

Set finish time, pace, speed, or any split; the rest stay even.

Last reviewed 25 August 2026

A 5K is 5 kilometres (3.107 miles). A 25:00 5K requires 5:00/km or 8:03/mile. Change finish time, pace, speed, or any even split; the rest follow. The distance is fixed; this is exact arithmetic, not a prediction.

Your goal

8:03 /MI

Change finish time, pace, speed, or any split. The rest stay even.

Your splits

Even split times to the finish
MarkerSplitTime
1 KM5:00
2 KM5:00
3 KM5:00
4 KM5:00
Finish5:00

Your race blueprint

Race blueprint

25:00 5K Blueprint

Target time
25:00
Target pace
5:00 /KM

Even-pace splits

  • 1 KM5:00
  • 2 KM10:00
  • 3 KM15:00
  • 4 KM20:00
  • Finish25:00
runnerslab.appCreated with RunnersLab

A 25:00 5K requires an average pace of approximately 5:00/km.

5K pace chart

Even-pace times. Change the calculator above for any other goal.

Even-pace 5K goal times with pace per kilometre, pace per mile, and checkpoint splits.
Goal timePace /kmPace /mile1K1 mile
14:002:484:302:484:30
14:302:544:402:544:40
15:003:004:503:004:50
15:303:064:593:064:59
16:003:125:093:125:09
16:303:185:193:185:19
17:003:245:283:245:28
17:303:305:383:305:38
18:003:365:483:365:48
18:303:425:573:425:57
19:003:486:073:486:07
19:303:546:173:546:17
20:004:006:264:006:26
20:304:066:364:066:36
21:004:126:464:126:46
21:304:186:554:186:55
22:004:247:054:247:05
22:304:307:154:307:15
23:004:367:244:367:24
23:304:427:344:427:34
24:004:487:434:487:43
24:304:547:534:547:53
25:005:008:035:008:03
25:305:068:125:068:12
26:005:128:225:128:22
26:305:188:325:188:32
27:005:248:415:248:41
27:305:308:515:308:51
28:005:369:015:369:01
28:305:429:105:429:10
29:005:489:205:489:20
29:305:549:305:549:30
30:006:009:396:009:39
30:306:069:496:069:49
31:006:129:596:129:59
31:306:1810:086:1810:08
32:006:2410:186:2410:18
32:306:3010:286:3010:28
33:006:3610:376:3610:37
33:306:4210:476:4210:47
34:006:4810:576:4810:57
34:306:5411:066:5411:06
35:007:0011:167:0011:16
35:307:0611:267:0611:26
36:007:1211:357:1211:35
36:307:1811:457:1811:45
37:007:2411:557:2411:55
37:307:3012:047:3012:04
38:007:3612:147:3612:14
38:307:4212:247:4212:24
39:007:4812:337:4812:33
39:307:5412:437:5412:43
40:008:0012:528:0012:52
40:308:0613:028:0613:02
41:008:1213:128:1213:12
41:308:1813:218:1813:21
42:008:2413:318:2413:31
42:308:3013:418:3013:41
43:008:3613:508:3613:50
43:308:4214:008:4214:00
44:008:4814:108:4814:10
44:308:5414:198:5414:19
45:009:0014:299:0014:29
45:309:0614:399:0614:39
46:009:1214:489:1214:48
46:309:1814:589:1814:58
47:009:2415:089:2415:08
47:309:3015:179:3015:17
48:009:3615:279:3615:27
48:309:4215:379:4215:37
49:009:4815:469:4815:46
49:309:5415:569:5415:56
50:0010:0016:0610:0016:06

View & download the full 5k pace chart →

What this result means

A 5K is 5 kilometres, or 3.107 miles. This calculator turns a goal into average pace per kilometre, pace per mile, speed, and even splits. Edit finish time, pace, speed, or a checkpoint clock — the rest stay even. The distance is fixed.

Parkrun, road 5Ks, and many track sessions use this distance. If you need a distance that is not 5.000 km, use the general pace calculator. If you want training zones from a 5K result, use the training pace calculator.

A 25:00 5K requires an average pace of 5:00/km or 8:03/mile (12.0 km/h). Even splits put you through 1 km in 5:00, 2 km in 10:00, and 3 miles in about 24:09.

A 20:00 5K is 4:00/km or 6:26/mile. A 30:00 5K is 6:00/km or 9:39/mile. Those are average paces. Going out in 4:40 and closing in 5:20 still averages 5:00, but the split table on this page assumes even running.

Calculation method

Pace is finish time divided by 5 kilometres (or 3.107 miles). Splits divide the target time evenly across each kilometre or mile. Change any one of those numbers and the others rescale to the same even pace. Displayed times round to the nearest second. Speed is shown to one decimal place.

This is exact arithmetic, not an estimate. A certified 5K is 5000 metres. If your GPS reads 5.12 km, that is a course or watch issue, not a different formula.

Even splits ignore the first-kilometre surge and a kick. Heat, hills, and crowds change what you can hold. The number is the average you must run, not a promise that you will.

Full methodology →

Frequently asked questions

What pace is a 25-minute 5K?

5:00 per kilometre, or about 8:03 per mile. Speed is 12.0 km/h. That assumes even running from start to finish.

What pace is a 20-minute 5K?

4:00 per kilometre, or about 6:26 per mile. Type 20:00, 4:00/km, or a 3 km split of 12:00 — the table stays even.

Is a 5K exactly 5 kilometres?

On a certified road or track course, yes: 5000 metres. GPS watches often read long. This tool uses 5.000 km / 3.107 miles.

Can I use a 5K time to predict a half marathon?

Not on this page. This tool only converts a 5K target into pace and splits. Equivalent race times use the race time predictor (Riegel).

Where is the full split table?

This page is 5K even pace plus a short split list. Open the race split calculator for any distance, or the kilometre split calculator for every 1 km row.

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