RPRunningPace App

Running calculator

Marathon Pace Calculator

Use this marathon pace calculator to calculate your finish time, pace, speed, and mile or kilometer splits.

Distance
Time
Split unit

Your pace is 5:41 min/km

Pace per km
5:41 min/km
Pace per mile
9:09 min/mile
Finish time
4:00:00
Distance
42.2 km / 26.22 mi
Speed
10.55 km/h
Speed
6.55 mph

Splits

Race split table
SplitCumulative time
1 km5:41
2 km11:23
3 km17:04
4 km22:45
5 km28:26
6 km34:08
7 km39:49
8 km45:30
9 km51:11
10 km56:53
11 km1:02:34
12 km1:08:15
13 km1:13:57
14 km1:19:38
15 km1:25:19
16 km1:31:00
17 km1:36:42
18 km1:42:23
19 km1:48:04
20 km1:53:45
21 km1:59:27
22 km2:05:08
23 km2:10:49
24 km2:16:31
25 km2:22:12
26 km2:27:53
27 km2:33:34
28 km2:39:16
29 km2:44:57
30 km2:50:38
31 km2:56:19
32 km3:02:01
33 km3:07:42
34 km3:13:23
35 km3:19:05
36 km3:24:46
37 km3:30:27
38 km3:36:08
39 km3:41:50
40 km3:47:31
41 km3:53:12
42 km3:58:53
42.2 km finish4:00:00

How to calculate marathon pace

Divide your target marathon time by 42.195 kilometers or 26.2 miles to find your average race pace.

Example marathon pace calculation

A 4:00:00 marathon averages 5:41 min/km, or about 9:09 min/mile.

Marathon pace chart

Marathon pacing rewards consistency. Use the split table to compare kilometer and mile checkpoints before race day.

Frequently asked questions

How long is a marathon?

A marathon is 42.195 kilometers, or about 26.2 miles.

What pace is a 4 hour marathon?

A 4:00 marathon is about 5:41 min/km or 9:09 min/mile.

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