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 | 1,379 | 4:25:25 | 4:54:50 | 5:08:39 | 5:26:49 | 6:10:57 | 4:00:41 |
| MPRO | 26 | 4:00:41 | 4:02:47 | 4:05:38 | 4:10:19 | 4:27:55 | 4:00:41 |
| M18-24 | 25 | 4:31:24 | 5:01:05 | 5:09:20 | 5:12:30 | 5:36:52 | 4:31:24 |
| M25-29 | 89 | 4:31:02 | 4:49:35 | 5:10:08 | 5:32:31 | 6:12:37 | 4:31:02 |
| M30-34 | 202 | 4:32:26 | 4:55:03 | 5:04:09 | 5:22:57 | 5:58:41 | 4:22:58 |
| M35-39 | 335 | 4:43:37 | 4:57:16 | 5:03:32 | 5:21:37 | 6:03:49 | 4:16:54 |
| M40-44 | 322 | 4:40:35 | 5:02:33 | 5:12:28 | 5:31:44 | 6:10:22 | 4:25:25 |
| M45-49 | 216 | 4:55:51 | 5:06:53 | 5:20:07 | 5:40:58 | 6:21:57 | 4:33:38 |
| M50-54 | 102 | 5:11:36 | 5:19:21 | 5:34:08 | 5:49:56 | 6:30:36 | 5:06:51 |
| M55-59 | 49 | 5:14:41 | 5:38:22 | 5:42:50 | 5:57:30 | 6:50:17 | 5:14:41 |
| M60-64 | 9 | 5:54:59 | 5:54:59 | 5:54:59 | 6:18:20 | 7:09:26 | 5:54:59 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 414 | 4:41:11 | 5:21:33 | 5:34:20 | 5:56:29 | 6:35:52 | 4:21:21 |
| FPRO | 14 | 4:21:21 | 4:21:21 | 4:30:03 | 4:34:28 | 4:42:34 | 4:21:21 |
| F25-29 | 41 | 5:04:17 | 5:27:36 | 5:35:27 | 5:46:20 | 6:07:03 | 5:04:17 |
| F30-34 | 66 | 5:16:57 | 5:27:35 | 5:28:10 | 5:44:07 | 6:26:42 | 5:16:57 |
| F35-39 | 94 | 5:09:29 | 5:26:29 | 5:41:19 | 5:57:04 | 6:22:29 | 5:09:29 |
| F40-44 | 101 | 5:19:56 | 5:45:29 | 5:55:59 | 6:11:10 | 6:55:30 | 5:18:10 |
| F45-49 | 61 | 5:27:14 | 5:46:55 | 5:54:00 | 6:03:44 | 6:51:14 | 5:27:14 |
| F50-54 | 24 | 5:41:40 | 5:48:23 | 6:14:45 | 6:26:56 | 7:14:10 | 5:41:40 |
| F55-59 | 6 | 5:33:18 | 5:33:18 | 5:33:18 | 6:29:35 | 6:33:58 | 5:33:18 |
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.