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 | 3,560 | 8:50:51 | 9:32:51 | 9:52:23 | 10:19:39 | 11:10:20 | 8:07:39 |
| MPRO | 47 | 8:07:39 | 8:11:50 | 8:12:52 | 8:20:19 | 8:38:19 | 8:07:39 |
| M18-24 | 177 | 9:00:05 | 9:33:36 | 9:54:54 | 10:23:09 | 11:16:11 | 8:57:41 |
| M25-29 | 523 | 8:58:22 | 9:32:26 | 9:46:02 | 10:07:35 | 10:54:45 | 8:41:09 |
| M30-34 | 650 | 9:01:55 | 9:27:07 | 9:45:30 | 10:06:23 | 10:49:49 | 8:51:22 |
| M35-39 | 761 | 9:07:24 | 9:38:04 | 9:53:42 | 10:16:34 | 11:01:27 | 8:41:39 |
| M40-44 | 657 | 9:09:28 | 9:45:28 | 10:01:01 | 10:26:35 | 11:14:16 | 8:39:37 |
| M45-49 | 473 | 9:31:10 | 10:04:19 | 10:30:37 | 10:51:20 | 11:34:25 | 9:07:29 |
| M50-54 | 206 | 9:41:17 | 10:09:46 | 10:30:19 | 10:58:30 | 11:51:15 | 9:38:14 |
| M55-59 | 55 | 10:11:54 | 10:24:49 | 10:45:20 | 11:02:58 | 12:28:27 | 10:11:54 |
| M60-64 | 8 | 11:35:54 | 11:35:54 | 11:35:54 | 11:38:42 | 12:05:50 | 11:35:54 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 485 | 9:15:25 | 10:15:13 | 10:43:53 | 11:09:38 | 12:07:04 | 8:52:42 |
| FPRO | 24 | 8:52:42 | 8:54:36 | 9:12:27 | 9:15:25 | 9:36:59 | 8:52:42 |
| F18-24 | 26 | 10:33:43 | 10:53:43 | 10:57:24 | 11:21:27 | 12:10:00 | 10:33:43 |
| F25-29 | 88 | 9:50:46 | 10:48:34 | 10:56:38 | 11:20:42 | 12:02:46 | 9:50:46 |
| F30-34 | 125 | 10:03:50 | 10:31:54 | 10:51:08 | 11:13:28 | 12:03:37 | 10:00:56 |
| F35-39 | 90 | 10:13:15 | 10:43:52 | 10:50:43 | 11:18:52 | 12:17:01 | 10:13:15 |
| F40-44 | 47 | 10:12:43 | 10:43:53 | 10:59:09 | 11:22:08 | 12:18:56 | 10:12:43 |
| F45-49 | 48 | 10:28:57 | 10:33:27 | 11:09:38 | 11:35:00 | 12:21:31 | 10:28:57 |
| F50-54 | 26 | 10:35:27 | 10:43:49 | 10:44:45 | 11:09:59 | 12:27:20 | 10:35:27 |
| F55-59 | 8 | 10:36:04 | 10:36:04 | 10:36:04 | 10:50:12 | 12:24:32 | 10:36:04 |
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.