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 | 997 | 4:09:20 | 4:37:58 | 4:52:15 | 5:13:35 | 6:05:53 | 3:46:34 |
| MPRO | 21 | 3:46:34 | 3:54:49 | 3:58:51 | 4:01:25 | 4:10:43 | 3:46:34 |
| M18-24 | 36 | 4:27:14 | 4:42:26 | 4:59:45 | 5:13:18 | 6:14:23 | 4:27:14 |
| M25-29 | 89 | 4:23:40 | 4:32:57 | 4:44:03 | 5:07:18 | 6:00:22 | 4:23:40 |
| M30-34 | 133 | 4:18:49 | 4:38:02 | 4:49:22 | 5:09:44 | 5:56:06 | 4:16:08 |
| M35-39 | 159 | 4:25:53 | 4:37:40 | 4:48:28 | 5:08:44 | 5:52:16 | 4:20:50 |
| M40-44 | 198 | 4:26:37 | 4:43:41 | 4:55:51 | 5:09:40 | 6:00:20 | 4:24:35 |
| M45-49 | 152 | 4:38:37 | 4:52:15 | 5:03:43 | 5:17:10 | 6:13:36 | 4:30:04 |
| M50-54 | 101 | 4:39:32 | 4:50:25 | 5:07:29 | 5:29:39 | 6:07:26 | 4:37:06 |
| M55-59 | 55 | 5:03:42 | 5:17:38 | 5:23:59 | 6:00:26 | 6:29:41 | 5:03:42 |
| M60-64 | 31 | 5:12:22 | 5:16:31 | 5:23:03 | 5:55:09 | 6:38:44 | 5:12:22 |
| M65-69 | 13 | 5:17:10 | 5:17:10 | 5:18:23 | 5:22:00 | 5:56:34 | 5:17:10 |
| M70-74 | 9 | 5:54:08 | 5:54:08 | 5:54:08 | 6:29:58 | 6:58:17 | 5:54:08 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 480 | 4:29:55 | 4:58:27 | 5:16:08 | 5:39:26 | 6:29:53 | 4:23:13 |
| FPRO | 17 | 4:23:13 | 4:23:13 | 4:23:32 | 4:29:26 | 4:33:48 | 4:23:13 |
| F18-24 | 15 | 5:01:02 | 5:01:02 | 5:27:36 | 6:14:05 | 6:51:21 | 5:01:02 |
| F25-29 | 49 | 4:44:50 | 5:12:02 | 5:37:51 | 5:54:36 | 6:33:39 | 4:44:50 |
| F30-34 | 76 | 4:51:47 | 5:06:11 | 5:15:51 | 5:39:45 | 6:28:29 | 4:51:47 |
| F35-39 | 72 | 4:53:06 | 4:58:57 | 5:11:22 | 5:47:28 | 6:38:11 | 4:53:06 |
| F40-44 | 71 | 4:46:08 | 5:15:47 | 5:21:44 | 5:37:16 | 6:30:13 | 4:46:08 |
| F45-49 | 75 | 4:58:27 | 5:15:29 | 5:21:42 | 5:34:44 | 6:25:29 | 4:58:27 |
| F50-54 | 59 | 5:17:23 | 5:22:39 | 5:28:12 | 5:41:03 | 6:25:58 | 5:17:23 |
| F55-59 | 34 | 5:37:11 | 5:45:51 | 5:50:21 | 5:57:48 | 6:46:34 | 5:37:11 |
| F60-64 | 8 | 5:51:37 | 5:51:37 | 5:51:37 | 6:13:24 | 7:14:22 | 5:51:37 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 2.7 million IRONMAN triathlon records with transition times (2002-2026), v3.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.22097794.