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 | 1,494 | 3:57:49 | 4:23:57 | 4:38:27 | 5:00:31 | 5:42:02 | 3:46:11 |
| MPRO | 31 | 3:46:11 | 3:46:26 | 3:49:01 | 3:51:06 | 3:58:48 | 3:46:11 |
| M18-24 | 44 | 4:25:39 | 4:46:16 | 4:48:03 | 5:11:41 | 6:00:06 | 4:25:39 |
| M25-29 | 155 | 4:07:09 | 4:22:02 | 4:34:40 | 4:57:18 | 5:39:30 | 4:05:20 |
| M30-34 | 235 | 4:06:18 | 4:19:24 | 4:29:30 | 4:51:53 | 5:36:43 | 4:00:53 |
| M35-39 | 285 | 4:09:14 | 4:26:23 | 4:36:16 | 4:54:06 | 5:35:06 | 4:02:48 |
| M40-44 | 320 | 4:23:57 | 4:35:31 | 4:49:39 | 5:08:05 | 5:46:47 | 4:16:29 |
| M45-49 | 204 | 4:25:00 | 4:37:41 | 4:50:11 | 5:04:50 | 5:40:18 | 4:06:18 |
| M50-54 | 116 | 4:16:54 | 4:36:03 | 4:51:00 | 5:12:04 | 5:48:16 | 4:14:03 |
| M55-59 | 66 | 4:34:46 | 5:00:31 | 5:05:31 | 5:28:18 | 6:02:44 | 4:34:46 |
| M60-64 | 24 | 4:54:02 | 4:59:40 | 5:10:19 | 5:32:37 | 6:07:44 | 4:54:02 |
| M65-69 | 11 | 5:12:15 | 5:12:15 | 5:21:31 | 5:44:02 | 6:46:06 | 5:12:15 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 639 | 4:25:38 | 4:49:49 | 5:07:28 | 5:31:20 | 6:18:41 | 4:06:23 |
| FPRO | 16 | 4:06:23 | 4:06:23 | 4:11:05 | 4:18:54 | 4:27:52 | 4:06:23 |
| F18-24 | 21 | 4:58:22 | 5:12:16 | 5:22:57 | 5:33:58 | 6:03:56 | 4:58:22 |
| F25-29 | 84 | 4:36:32 | 4:46:07 | 5:02:16 | 5:27:29 | 6:18:01 | 4:36:32 |
| F30-34 | 103 | 4:42:34 | 4:55:22 | 5:09:01 | 5:22:35 | 6:10:19 | 4:34:39 |
| F35-39 | 117 | 4:44:32 | 4:57:32 | 5:17:21 | 5:33:05 | 6:11:09 | 4:39:08 |
| F40-44 | 119 | 4:32:12 | 4:57:33 | 5:10:11 | 5:37:26 | 6:34:28 | 4:25:38 |
| F45-49 | 82 | 4:50:25 | 5:08:30 | 5:31:20 | 5:49:40 | 6:18:38 | 4:50:25 |
| F50-54 | 60 | 4:45:03 | 4:57:47 | 5:07:28 | 5:38:44 | 6:33:09 | 4:45:03 |
| F55-59 | 25 | 5:15:16 | 5:48:07 | 5:51:40 | 6:04:39 | 6:42:27 | 5:15:16 |
| F60-64 | 9 | 6:02:20 | 6:02:20 | 6:02:20 | 6:03:44 | 7:22:24 | 6:02:20 |
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.