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 | 842 | 2:18:01 | 2:34:20 | 2:45:37 | 2:56:51 | 3:23:07 | 2:13:23 |
| MPRO | 27 | 2:13:23 | 2:13:23 | 2:14:17 | 2:16:35 | 2:22:02 | 2:13:23 |
| M18-24 | 25 | 2:47:33 | 2:48:05 | 2:50:19 | 2:51:20 | 3:10:27 | 2:47:33 |
| M25-29 | 88 | 2:23:40 | 2:30:30 | 2:38:12 | 2:49:57 | 3:24:32 | 2:23:40 |
| M30-34 | 127 | 2:26:02 | 2:39:34 | 2:45:42 | 2:51:19 | 3:18:28 | 2:18:01 |
| M35-39 | 162 | 2:33:32 | 2:42:49 | 2:48:42 | 2:55:42 | 3:21:59 | 2:32:24 |
| M40-44 | 177 | 2:30:04 | 2:39:20 | 2:49:38 | 2:58:06 | 3:19:48 | 2:29:59 |
| M45-49 | 112 | 2:36:53 | 2:45:50 | 2:51:45 | 3:06:52 | 3:24:36 | 2:36:42 |
| M50-54 | 73 | 2:42:51 | 3:00:07 | 3:06:34 | 3:15:40 | 3:37:41 | 2:42:51 |
| M55-59 | 25 | 3:07:34 | 3:13:09 | 3:19:03 | 3:23:10 | 3:42:30 | 3:07:34 |
| M60-64 | 17 | 3:09:36 | 3:09:36 | 3:10:08 | 3:37:53 | 3:53:44 | 3:09:36 |
| M65-69 | 7 | 3:34:59 | 3:34:59 | 3:34:59 | 3:58:18 | 4:01:40 | 3:34:59 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 391 | 2:34:25 | 2:52:10 | 3:02:50 | 3:15:31 | 3:45:32 | 2:29:28 |
| FPRO | 15 | 2:29:28 | 2:29:28 | 2:31:51 | 2:33:33 | 2:39:41 | 2:29:28 |
| F18-24 | 18 | 2:51:16 | 2:51:16 | 2:53:37 | 3:12:35 | 3:28:35 | 2:51:16 |
| F25-29 | 46 | 2:43:48 | 3:00:50 | 3:06:43 | 3:13:20 | 3:34:05 | 2:43:48 |
| F30-34 | 63 | 2:38:32 | 2:49:51 | 2:56:23 | 3:04:33 | 3:23:19 | 2:38:32 |
| F35-39 | 69 | 2:48:08 | 2:58:10 | 3:02:59 | 3:12:25 | 3:41:31 | 2:48:08 |
| F40-44 | 91 | 3:00:18 | 3:07:42 | 3:15:25 | 3:26:25 | 3:51:56 | 3:00:18 |
| F45-49 | 45 | 3:10:41 | 3:13:18 | 3:23:49 | 3:30:28 | 3:55:03 | 3:10:41 |
| F50-54 | 30 | 3:20:11 | 3:20:57 | 3:24:07 | 3:33:57 | 3:52:46 | 3:20:11 |
| F55-59 | 10 | 3:34:42 | 3:34:42 | 3:34:42 | 3:35:59 | 3:50:21 | 3:34:42 |
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.