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 | 829 | 4:19:32 | 4:56:31 | 5:10:36 | 5:30:06 | 6:15:33 | 3:53:31 |
| MPRO | 11 | 3:53:31 | 3:53:31 | 3:54:23 | 3:55:45 | 4:10:25 | 3:53:31 |
| M18-24 | 45 | 4:48:39 | 4:50:49 | 5:13:23 | 5:26:03 | 6:15:29 | 4:48:39 |
| M25-29 | 69 | 4:35:25 | 4:55:08 | 5:06:24 | 5:25:04 | 6:13:13 | 4:35:25 |
| M30-34 | 124 | 4:48:02 | 4:58:18 | 5:09:43 | 5:34:30 | 6:17:15 | 4:45:03 |
| M35-39 | 207 | 4:37:32 | 4:57:12 | 5:08:05 | 5:28:23 | 6:08:17 | 4:26:31 |
| M40-44 | 238 | 4:51:10 | 5:06:04 | 5:16:47 | 5:33:07 | 6:20:26 | 4:37:04 |
| M45-49 | 84 | 4:59:00 | 5:08:32 | 5:22:00 | 5:38:27 | 6:14:01 | 4:59:00 |
| M50-54 | 31 | 4:54:26 | 5:14:46 | 5:26:53 | 5:37:16 | 6:48:14 | 4:54:26 |
| M55-59 | 9 | 5:17:53 | 5:17:53 | 5:17:53 | 5:35:40 | 6:00:22 | 5:17:53 |
| M60-64 | 8 | 5:41:14 | 5:41:14 | 5:41:14 | 5:47:27 | 6:14:54 | 5:41:14 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 122 | 4:26:32 | 4:50:43 | 5:10:37 | 5:33:46 | 6:06:33 | 4:18:14 |
| FPRO | 8 | 4:18:14 | 4:18:14 | 4:18:14 | 4:26:32 | 4:33:05 | 4:18:14 |
| F25-29 | 17 | 5:10:37 | 5:10:37 | 5:25:26 | 5:47:13 | 6:21:05 | 5:10:37 |
| F30-34 | 26 | 5:09:36 | 5:12:51 | 5:22:06 | 5:30:49 | 6:17:51 | 5:09:36 |
| F35-39 | 35 | 4:53:08 | 5:01:28 | 5:13:17 | 5:34:20 | 5:56:32 | 4:53:08 |
| F40-44 | 18 | 5:16:25 | 5:16:25 | 5:33:56 | 5:38:03 | 6:20:47 | 5:16:25 |
| F45-49 | 9 | 5:08:30 | 5:08:30 | 5:08:30 | 5:42:21 | 6:12:52 | 5:08:30 |
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.