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 | 1,516 | 9:38:00 | 10:21:30 | 10:48:01 | 11:21:17 | 12:41:04 | 8:42:40 |
| MPRO | 13 | 8:42:40 | 8:42:40 | 8:52:08 | 9:04:09 | 9:21:59 | 8:42:40 |
| M18-24 | 18 | 9:49:55 | 9:49:55 | 10:12:36 | 10:41:58 | 12:54:21 | 9:49:55 |
| M25-29 | 92 | 9:22:04 | 10:28:24 | 10:54:25 | 11:25:23 | 12:25:57 | 9:22:04 |
| M30-34 | 228 | 9:42:07 | 10:17:14 | 10:35:30 | 11:05:12 | 12:19:57 | 9:25:05 |
| M35-39 | 346 | 9:52:22 | 10:19:55 | 10:44:10 | 11:15:25 | 12:27:37 | 9:28:26 |
| M40-44 | 337 | 9:48:42 | 10:22:30 | 10:56:38 | 11:22:53 | 12:36:42 | 9:37:35 |
| M45-49 | 246 | 10:08:12 | 10:35:32 | 10:47:09 | 11:25:31 | 12:49:15 | 9:42:35 |
| M50-54 | 152 | 10:36:33 | 10:51:27 | 11:14:19 | 11:56:12 | 13:23:44 | 10:20:57 |
| M55-59 | 60 | 10:48:04 | 11:01:41 | 11:07:27 | 11:59:34 | 13:36:25 | 10:48:04 |
| M60-64 | 17 | 11:59:36 | 11:59:36 | 12:21:31 | 13:19:08 | 13:54:20 | 11:59:36 |
| M65-69 | 5 | 13:36:24 | 13:36:24 | 13:36:24 | 13:36:24 | 14:42:21 | 13:36:24 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 131 | 10:09:31 | 10:59:51 | 11:21:06 | 11:56:31 | 13:24:12 | 9:37:34 |
| FPRO | 6 | 9:37:34 | 9:37:34 | 9:37:34 | 10:09:31 | 10:14:27 | 9:37:34 |
| F25-29 | 9 | 11:12:12 | 11:12:12 | 11:12:12 | 11:17:39 | 12:35:09 | 11:12:12 |
| F30-34 | 21 | 10:28:45 | 10:51:28 | 11:20:13 | 11:39:50 | 12:52:40 | 10:28:45 |
| F35-39 | 29 | 11:05:41 | 11:12:41 | 11:34:43 | 11:42:10 | 13:01:39 | 11:05:41 |
| F40-44 | 24 | 11:21:06 | 12:09:30 | 12:16:40 | 12:44:21 | 13:24:12 | 11:21:06 |
| F45-49 | 18 | 11:18:54 | 11:18:54 | 11:38:31 | 12:51:24 | 14:53:41 | 11:18:54 |
| F50-54 | 17 | 11:56:31 | 11:56:31 | 12:38:01 | 13:13:22 | 15:08:09 | 11:56:31 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 2.7 million IRONMAN triathlon records with transition times (2002-2026), v3.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.22097794.