Home > Calculators > Pace chart calculator > 8:21 mile pace
Use this pace chart track your pace and distance over the course of a marathon, and adjust your pace as needed to achieve your goal. Remember to adjust for internal or external factors, such as fatigue, sleep, and hydration (internal), or weather and terrain (external).
| Mile | Time |
|---|---|
| 1 | 8:21 |
| 2 | 16:42 |
| 3 | 25:03 |
| 5K | 25:56 |
| 4 | 33:24 |
| 5 | 41:45 |
| 6 | 50:06 |
| 10K | 51:53 |
| 7 | 58:27 |
| 8 | 1:06:48 |
| 9 | 1:15:09 |
| 10 | 1:23:30 |
| 11 | 1:31:51 |
| 12 | 1:40:12 |
| 13 | 1:48:33 |
| 13.1 | 1:49:27 |
| 14 | 1:56:54 |
| 15 | 2:05:15 |
| 16 | 2:13:36 |
| 17 | 2:21:57 |
| 18 | 2:30:18 |
| 19 | 2:38:39 |
| 20 | 2:47:00 |
| 21 | 2:55:21 |
| 22 | 3:03:42 |
| 23 | 3:12:03 |
| 24 | 3:20:24 |
| 25 | 3:28:45 |
| 26 | 3:37:06 |
| 26.2 | 3:38:56 |
Subtracting or adding even just a few seconds from your pace can make a major difference in your marathon time. Just take a look at these examples.