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 | 498 | 4:13:35 | 4:36:31 | 4:55:39 | 5:21:12 | 6:04:49 | 4:07:35 |
| MPRO | 26 | 4:07:35 | 4:11:27 | 4:12:59 | 4:13:59 | 4:25:19 | 4:07:35 |
| M18-24 | 21 | 4:38:42 | 4:41:43 | 4:44:49 | 4:52:30 | 5:21:33 | 4:38:42 |
| M25-29 | 37 | 4:40:48 | 4:51:06 | 4:57:45 | 5:17:54 | 5:57:17 | 4:40:48 |
| M30-34 | 67 | 4:33:50 | 4:52:22 | 4:55:53 | 5:08:06 | 6:04:21 | 4:33:50 |
| M35-39 | 123 | 4:38:28 | 5:02:59 | 5:12:54 | 5:26:02 | 5:55:03 | 4:38:20 |
| M40-44 | 104 | 4:38:17 | 5:10:41 | 5:18:55 | 5:36:59 | 6:09:11 | 4:34:12 |
| M45-49 | 68 | 4:36:31 | 5:13:03 | 5:22:06 | 5:39:45 | 6:13:05 | 4:36:31 |
| M50-54 | 33 | 4:57:24 | 5:06:04 | 5:27:47 | 5:47:28 | 6:20:20 | 4:57:24 |
| M55-59 | 11 | 5:29:07 | 5:29:07 | 5:32:24 | 5:32:30 | 6:36:56 | 5:29:07 |
| M60-64 | 7 | 6:08:13 | 6:08:13 | 6:08:13 | 6:40:17 | 6:54:18 | 6:08:13 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 104 | 4:41:55 | 4:54:09 | 5:11:05 | 5:37:36 | 6:33:43 | 4:40:05 |
| FPRO | 11 | 4:40:05 | 4:40:05 | 4:41:55 | 4:44:03 | 4:54:09 | 4:40:05 |
| F25-29 | 17 | 5:13:58 | 5:13:58 | 5:48:38 | 6:02:19 | 6:33:43 | 5:13:58 |
| F30-34 | 16 | 5:09:19 | 5:09:19 | 5:18:32 | 5:22:26 | 6:32:48 | 5:09:19 |
| F35-39 | 10 | 5:37:36 | 5:37:36 | 5:37:36 | 6:07:36 | 6:23:41 | 5:37:36 |
| F40-44 | 18 | 5:23:36 | 5:23:36 | 5:25:19 | 5:56:27 | 6:39:50 | 5:23:36 |
| F45-49 | 18 | 5:22:15 | 5:22:15 | 5:33:43 | 6:28:08 | 6:59:44 | 5:22:15 |
| F50-54 | 7 | 6:14:21 | 6:14:21 | 6:14:21 | 6:19:19 | 7:47:47 | 6:14:21 |
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.