Pace per mile
12:14/mi
Pace per km
7:36/km
Speed
4.91mph
Distance
5.00km
5K
Show the math
Pace = 0:38:00 ÷ 3.11 mi = 12:14 /mi
Splits
| Split | Time |
|---|---|
| Mile 1 | 12:14 |
| Mile 2 | 24:28 |
| Mile 3 | 36:42 |
| Finish | 38:00 |
Equivalent race times
| Race | Predicted time | Pace per mile |
|---|---|---|
| 1 mile | 0:11:26 | 11:26 |
| 10K | 1:19:14 | 12:45 |
| Half marathon | 2:54:48 | 13:20 |
| Marathon | 6:04:28 | 13:54 |
Riegel's formula: T2 = T1 × (D2 ÷ D1)^1.06. Assumes training for the distance.
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.

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These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Other 5K times
Common questions
What pace is a 38:00 5K?
12:14 per mile, or 7:36 per kilometer.
What would that predict for other races?
1 mile about 0:11:26; 10K about 1:19:14; Half marathon about 2:54:48, using Riegel's formula.