How to read it: in each row, the time under "Top 10%" is the time of the slowest athlete who still made the fastest 10% of the age group. Beat that time and you are in. Age groups with fewer than 5 finishers are omitted. Finishers only.
Men
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 481 | 3:59:34 | 4:28:09 | 4:40:05 | 4:56:29 | 5:32:44 | 3:50:01 |
| MPRO | 23 | 3:50:01 | 3:54:55 | 3:56:07 | 3:59:34 | 4:08:56 | 3:50:01 |
| M18-24 | 16 | 4:20:40 | 4:20:40 | 4:33:57 | 4:39:06 | 5:29:15 | 4:20:40 |
| M25-29 | 42 | 4:06:29 | 4:23:30 | 4:34:50 | 4:39:49 | 5:15:09 | 4:06:29 |
| M30-34 | 78 | 4:28:04 | 4:32:46 | 4:49:04 | 4:56:29 | 5:27:33 | 4:28:04 |
| M35-39 | 70 | 4:34:58 | 4:40:50 | 4:45:35 | 4:58:29 | 5:35:51 | 4:34:58 |
| M40-44 | 73 | 4:29:11 | 4:43:23 | 4:47:51 | 5:03:29 | 5:37:28 | 4:29:11 |
| M45-49 | 92 | 4:29:24 | 4:42:22 | 4:49:54 | 5:04:34 | 5:33:49 | 4:29:24 |
| M50-54 | 52 | 4:47:38 | 4:49:57 | 5:02:17 | 5:15:27 | 5:40:05 | 4:47:38 |
| M55-59 | 24 | 5:05:44 | 5:10:33 | 5:20:57 | 5:25:19 | 5:35:23 | 5:05:44 |
| M60-64 | 8 | 5:21:00 | 5:21:00 | 5:21:00 | 5:43:16 | 5:53:15 | 5:21:00 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 83 | 4:26:56 | 4:58:37 | 5:11:53 | 5:22:46 | 5:55:17 | 4:26:56 |
| F25-29 | 10 | 4:58:37 | 4:58:37 | 4:58:37 | 5:11:32 | 5:19:23 | 4:58:37 |
| F30-34 | 19 | 5:12:27 | 5:12:27 | 5:16:38 | 5:24:14 | 5:41:56 | 5:12:27 |
| F35-39 | 17 | 5:04:43 | 5:04:43 | 5:08:13 | 5:24:06 | 6:00:53 | 5:04:43 |
| F40-44 | 9 | 5:21:10 | 5:21:10 | 5:21:10 | 5:34:40 | 6:10:43 | 5:21:10 |
| F45-49 | 13 | 5:22:46 | 5:22:46 | 5:27:19 | 5:40:52 | 6:21:04 | 5:22:46 |
| F50-54 | 7 | 5:46:22 | 5:46:22 | 5:46:22 | 5:54:52 | 6:01:33 | 5:46:22 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 3.6 million IRONMAN triathlon records with transition times (2002-2026), v4.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.23421027.