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 | 813 | 4:09:50 | 4:37:04 | 4:49:21 | 5:09:25 | 5:55:57 | 3:49:02 |
| MPRO | 19 | 3:49:02 | 3:49:02 | 3:52:49 | 4:01:34 | 4:11:31 | 3:49:02 |
| M18-24 | 15 | 4:43:35 | 4:43:35 | 4:50:57 | 4:51:32 | 6:21:52 | 4:43:35 |
| M25-29 | 54 | 4:10:38 | 4:28:35 | 4:34:46 | 5:01:46 | 5:38:04 | 4:10:38 |
| M30-34 | 120 | 4:31:47 | 4:36:15 | 4:42:30 | 5:00:35 | 5:56:15 | 4:28:45 |
| M35-39 | 181 | 4:16:02 | 4:46:37 | 4:54:40 | 5:13:36 | 5:56:00 | 4:14:24 |
| M40-44 | 158 | 4:23:39 | 4:44:35 | 4:54:02 | 5:12:41 | 6:02:14 | 4:22:47 |
| M45-49 | 124 | 4:41:24 | 4:49:21 | 4:57:59 | 5:17:56 | 5:58:31 | 4:32:44 |
| M50-54 | 82 | 4:28:21 | 4:48:28 | 4:59:41 | 5:19:16 | 5:50:57 | 4:28:21 |
| M55-59 | 37 | 4:32:19 | 4:45:04 | 4:51:25 | 5:04:25 | 5:59:34 | 4:32:19 |
| M60-64 | 9 | 5:32:13 | 5:32:13 | 5:32:13 | 5:40:15 | 6:13:16 | 5:32:13 |
| M65-69 | 7 | 5:23:42 | 5:23:42 | 5:23:42 | 6:27:44 | 6:35:58 | 5:23:42 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 185 | 4:21:38 | 4:47:25 | 4:58:35 | 5:13:49 | 6:06:57 | 4:16:49 |
| FPRO | 10 | 4:16:49 | 4:16:49 | 4:16:49 | 4:21:38 | 4:30:03 | 4:16:49 |
| F18-24 | 9 | 4:48:24 | 4:48:24 | 4:48:24 | 5:03:51 | 5:51:37 | 4:48:24 |
| F25-29 | 14 | 4:47:25 | 4:47:25 | 5:08:38 | 5:09:20 | 6:32:40 | 4:47:25 |
| F30-34 | 33 | 4:48:12 | 4:55:07 | 5:04:57 | 5:10:26 | 6:21:03 | 4:48:12 |
| F35-39 | 33 | 4:56:23 | 4:58:14 | 5:12:07 | 5:25:31 | 6:17:17 | 4:56:23 |
| F40-44 | 27 | 4:50:31 | 5:06:21 | 5:12:43 | 5:31:22 | 6:04:26 | 4:50:31 |
| F45-49 | 35 | 4:51:31 | 5:02:15 | 5:25:06 | 5:38:23 | 6:06:57 | 4:51:31 |
| F50-54 | 10 | 5:22:50 | 5:22:50 | 5:22:50 | 5:49:51 | 6:06:21 | 5:22:50 |
| F60-64 | 7 | 5:59:56 | 5:59:56 | 5:59:56 | 6:20:49 | 6:51:40 | 5:59:56 |
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.