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 | 291 | 3:59:13 | 4:33:32 | 4:46:19 | 5:07:11 | 6:15:36 | 3:54:03 |
| MPRO | 10 | 3:54:03 | 3:54:03 | 3:54:03 | 3:55:42 | 4:02:56 | 3:54:03 |
| M18-24 | 7 | 4:49:59 | 4:49:59 | 4:49:59 | 4:59:59 | 5:07:58 | 4:49:59 |
| M25-29 | 22 | 4:44:08 | 4:56:32 | 4:58:18 | 5:30:14 | 6:20:33 | 4:44:08 |
| M30-34 | 40 | 4:30:39 | 4:37:01 | 4:40:14 | 4:51:47 | 6:13:22 | 4:30:39 |
| M35-39 | 66 | 4:28:22 | 4:36:18 | 4:46:19 | 5:20:27 | 6:19:11 | 4:28:22 |
| M40-44 | 45 | 4:21:15 | 4:37:41 | 4:45:29 | 5:04:56 | 6:11:48 | 4:21:15 |
| M45-49 | 51 | 4:35:52 | 4:50:49 | 5:06:33 | 5:26:54 | 6:29:27 | 4:35:52 |
| M50-54 | 20 | 4:53:19 | 4:53:19 | 4:58:13 | 5:06:16 | 6:02:34 | 4:53:19 |
| M55-59 | 15 | 5:18:21 | 5:18:21 | 5:19:35 | 5:26:41 | 5:56:24 | 5:18:21 |
| M60-64 | 8 | 5:36:29 | 5:36:29 | 5:36:29 | 6:06:34 | 6:37:53 | 5:36:29 |
| M65-69 | 7 | 6:23:51 | 6:23:51 | 6:23:51 | 6:24:41 | 6:38:36 | 6:23:51 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 48 | 4:18:15 | 4:43:29 | 4:45:11 | 5:05:05 | 6:09:55 | 4:18:15 |
| FPRO | 6 | 4:18:15 | 4:18:15 | 4:18:15 | 4:30:58 | 4:43:29 | 4:18:15 |
| F30-34 | 5 | 4:58:20 | 4:58:20 | 4:58:20 | 4:58:20 | 5:57:11 | 4:58:20 |
| F35-39 | 10 | 4:50:29 | 4:50:29 | 4:50:29 | 5:06:45 | 6:07:39 | 4:50:29 |
| F40-44 | 5 | 5:18:59 | 5:18:59 | 5:18:59 | 5:18:59 | 6:50:17 | 5:18:59 |
| F45-49 | 7 | 4:58:23 | 4:58:23 | 4:58:23 | 5:47:14 | 6:23:22 | 4:58:23 |
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.