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 | 1,819 | 4:04:26 | 4:32:08 | 4:44:22 | 4:59:49 | 5:32:32 | 3:46:54 |
| MPRO | 21 | 3:46:54 | 3:47:12 | 3:47:36 | 3:50:59 | 3:57:34 | 3:46:54 |
| M18-24 | 74 | 4:02:07 | 4:23:16 | 4:29:11 | 4:52:25 | 5:11:54 | 4:02:07 |
| M25-29 | 186 | 4:15:30 | 4:29:37 | 4:42:26 | 4:56:16 | 5:27:04 | 4:11:09 |
| M30-34 | 279 | 4:19:29 | 4:29:17 | 4:39:02 | 4:49:04 | 5:22:28 | 4:16:32 |
| M35-39 | 393 | 4:23:19 | 4:36:11 | 4:46:43 | 5:01:21 | 5:31:36 | 4:00:15 |
| M40-44 | 429 | 4:28:20 | 4:43:39 | 4:50:04 | 5:01:45 | 5:33:06 | 4:18:08 |
| M45-49 | 248 | 4:25:46 | 4:43:54 | 4:50:16 | 5:09:50 | 5:39:01 | 4:20:43 |
| M50-54 | 115 | 4:30:21 | 4:48:16 | 4:59:21 | 5:11:32 | 5:42:10 | 4:19:33 |
| M55-59 | 43 | 4:42:16 | 4:52:34 | 5:16:57 | 5:21:51 | 6:02:22 | 4:42:16 |
| M60-64 | 23 | 5:16:35 | 5:29:18 | 5:38:13 | 5:50:44 | 6:27:27 | 5:16:35 |
| M65-69 | 5 | 5:49:03 | 5:49:03 | 5:49:03 | 5:49:03 | 6:56:28 | 5:49:03 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 694 | 4:28:13 | 4:50:16 | 5:01:52 | 5:18:52 | 5:53:11 | 4:15:31 |
| FPRO | 8 | 4:15:31 | 4:15:31 | 4:15:31 | 4:16:33 | 4:24:21 | 4:15:31 |
| F18-24 | 27 | 4:36:50 | 4:42:44 | 4:47:13 | 5:11:45 | 5:35:36 | 4:36:50 |
| F25-29 | 102 | 4:40:56 | 4:50:16 | 5:03:12 | 5:14:17 | 5:47:41 | 4:25:39 |
| F30-34 | 131 | 4:40:24 | 4:44:50 | 4:59:10 | 5:09:11 | 5:43:30 | 4:28:55 |
| F35-39 | 154 | 4:39:17 | 4:53:44 | 5:01:25 | 5:23:08 | 5:54:04 | 4:34:29 |
| F40-44 | 140 | 4:46:02 | 4:56:19 | 5:08:46 | 5:28:44 | 5:57:27 | 4:44:37 |
| F45-49 | 73 | 4:51:06 | 5:02:51 | 5:11:19 | 5:31:55 | 6:11:41 | 4:51:06 |
| F50-54 | 43 | 5:00:25 | 5:09:27 | 5:18:45 | 5:22:06 | 6:07:59 | 5:00:25 |
| F55-59 | 13 | 4:48:17 | 4:48:17 | 5:08:35 | 5:10:03 | 6:20:36 | 4:48:17 |
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.