Marathon and half marathon finish times by pace
| Pace per km | Pace per mile | Half marathon | Marathon |
|---|---|---|---|
| 4:00 /km | 6:26 /mi | 1:24:23 | 2:48:47 |
| 4:20 /km | 6:58 /mi | 1:31:25 | 3:02:51 |
| 4:40 /km | 7:31 /mi | 1:38:27 | 3:16:55 |
| 5:00 /km | 8:03 /mi | 1:45:29 | 3:30:58 |
| 5:20 /km | 8:35 /mi | 1:52:31 | 3:45:02 |
| 5:40 /km | 9:07 /mi | 1:59:33 | 3:59:06 |
| 6:00 /km | 9:39 /mi | 2:06:35 | 4:13:10 |
| 6:20 /km | 10:12 /mi | 2:13:37 | 4:27:14 |
| 6:40 /km | 10:44 /mi | 2:20:39 | 4:41:18 |
| 7:00 /km | 11:16 /mi | 2:27:41 | 4:55:22 |
| 7:20 /km | 11:48 /mi | 2:34:43 | 5:09:26 |
| 7:40 /km | 12:20 /mi | 2:41:45 | 5:23:30 |
| 8:00 /km | 12:52 /mi | 2:48:47 | 5:37:34 |
Why is a marathon 26.2 miles?
Early Olympic marathons were “about 25 miles”. At the 1908 London Olympics the course was set at 26 miles 385 yards (42.195 km) from Windsor Castle to the stadium, and in 1921 the sport’s governing body made that distance official. Every certified marathon since is 42.195 km.
Marathon splits
Common checkpoints: 5 km = 3.1 mi, 10 km = 6.2 mi, half way = 21.1 km / 13.1 mi, 30 km = 18.6 mi, the famous “wall” around 20 mi = 32.2 km, and the last 10 km starting at 32.2 km. Build a split table for your goal time with the pace calculator.
Frequently asked questions
How many km is a marathon?
42.195 km.
How many miles is a marathon?
26.2188 miles, usually written 26.2.
How many km is a half marathon?
21.0975 km, or 13.1094 miles.