Marathon in 3:45
To finish a Marathon in 3:45 you need to average 5:20/km. Below is your target pace, the kilometre-by-kilometre split chart to hold it, and what the same effort gives you over other distances.
Target pace5:20 /km8:35 /mi
Finish time3:45:00
Speed11.3 km/h7.0 mph
Split chart
Cumulative time as you pass each kilometre, holding an even pace.
| Distance | Cumulative time |
|---|---|
| 1 km | 5:20 |
| 2 km | 10:40 |
| 3 km | 16:00 |
| 4 km | 21:20 |
| 5 km | 26:40 |
| 6 km | 32:00 |
| 7 km | 37:20 |
| 8 km | 42:40 |
| 9 km | 47:59 |
| 10 km | 53:19 |
| 11 km | 58:39 |
| 12 km | 1:03:59 |
| 13 km | 1:09:19 |
| 14 km | 1:14:39 |
| 15 km | 1:19:59 |
| 16 km | 1:25:19 |
| 17 km | 1:30:39 |
| 18 km | 1:35:59 |
| 19 km | 1:41:19 |
| 20 km | 1:46:39 |
| 21 km | 1:51:59 |
| 22 km | 1:57:19 |
| 23 km | 2:02:39 |
| 24 km | 2:07:59 |
| 25 km | 2:13:19 |
| 26 km | 2:18:39 |
| 27 km | 2:23:58 |
| 28 km | 2:29:18 |
| 29 km | 2:34:38 |
| 30 km | 2:39:58 |
| 31 km | 2:45:18 |
| 32 km | 2:50:38 |
| 33 km | 2:55:58 |
| 34 km | 3:01:18 |
| 35 km | 3:06:38 |
| 36 km | 3:11:58 |
| 37 km | 3:17:18 |
| 38 km | 3:22:38 |
| 39 km | 3:27:58 |
| 40 km | 3:33:18 |
| 41 km | 3:38:38 |
| 42 km | 3:43:58 |
| 42.2 km | 3:45:00 |
Same pace over other distances
Finish times you'd get at this exact pace over the classic race distances.
| Distance | Time |
|---|---|
| Marathon | 3:45:00 |
| Half marathon | 1:52:30 |
| 10K | 53:19 |
| 5K | 26:40 |
Adjust this in the pace calculator
Change the distance, time or pace to build your own chart — it's pre-filled with the numbers from this page.
Calculate
Pace5:20 /km8:35 /mi
Time3:45:00
Distance42.20 km26.22 mi
Speed11.25 km/h6.99 mph
Race times at this pace
| Distance | Time |
|---|---|
| 1 km | 5:20 |
| 1 mile | 8:35 |
| 5 km | 26:40 |
| 10 km | 53:19 |
| Half | 1:52:30 |
| Marathon | 3:45:00 |
| 50 km | 4:26:37 |
| 100 km | 8:53:14 |
Pace it to the hills →
Got a hilly course? The grade-adjusted pace planner splits your goal time km by km so you run an even effort, not an even pace.