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 | 1,892 | 4:06:24 | 4:34:46 | 4:48:21 | 5:05:06 | 5:42:06 | 3:47:23 |
| MPRO | 23 | 3:47:23 | 3:48:38 | 3:50:28 | 3:50:45 | 3:59:27 | 3:47:23 |
| M18-24 | 166 | 4:16:25 | 4:35:09 | 4:45:55 | 5:07:33 | 5:44:34 | 4:16:17 |
| M25-29 | 375 | 4:17:14 | 4:34:59 | 4:46:21 | 5:02:14 | 5:39:45 | 4:04:51 |
| M30-34 | 399 | 4:16:11 | 4:31:58 | 4:44:52 | 5:02:18 | 5:36:30 | 4:10:31 |
| M35-39 | 262 | 4:22:30 | 4:39:38 | 4:49:56 | 5:02:25 | 5:43:47 | 4:11:52 |
| M40-44 | 215 | 4:20:51 | 4:34:46 | 4:50:46 | 5:07:32 | 5:40:03 | 4:10:23 |
| M45-49 | 164 | 4:29:27 | 4:44:17 | 4:54:14 | 5:04:49 | 5:36:48 | 4:22:16 |
| M50-54 | 144 | 4:44:14 | 4:56:30 | 4:59:54 | 5:17:26 | 5:51:35 | 4:30:56 |
| M55-59 | 91 | 4:47:08 | 5:05:06 | 5:19:21 | 5:39:02 | 6:11:34 | 4:47:08 |
| M60-64 | 43 | 4:55:27 | 4:57:21 | 5:11:10 | 5:36:21 | 6:14:04 | 4:55:27 |
| M65-69 | 8 | 5:45:25 | 5:45:25 | 5:45:25 | 5:54:10 | 6:18:37 | 5:45:25 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 296 | 4:24:52 | 4:56:36 | 5:09:30 | 5:26:31 | 6:10:11 | 4:21:32 |
| FPRO | 7 | 4:21:32 | 4:21:32 | 4:21:32 | 4:24:15 | 4:25:17 | 4:21:32 |
| F18-24 | 26 | 5:04:34 | 5:05:45 | 5:07:12 | 5:31:48 | 5:46:04 | 5:04:34 |
| F25-29 | 73 | 4:38:18 | 5:00:22 | 5:09:31 | 5:21:33 | 6:10:59 | 4:38:18 |
| F30-34 | 71 | 4:45:21 | 4:51:43 | 5:09:30 | 5:27:13 | 6:07:48 | 4:45:21 |
| F35-39 | 34 | 5:07:15 | 5:09:39 | 5:23:55 | 5:50:40 | 6:25:39 | 5:07:15 |
| F40-44 | 20 | 5:01:49 | 5:01:49 | 5:15:51 | 5:27:27 | 6:00:04 | 5:01:49 |
| F45-49 | 25 | 5:09:10 | 5:11:35 | 5:16:19 | 5:21:47 | 6:12:29 | 5:09:10 |
| F50-54 | 21 | 4:59:58 | 5:14:02 | 5:26:31 | 5:53:17 | 6:26:08 | 4:59:58 |
| F55-59 | 10 | 5:11:13 | 5:11:13 | 5:11:13 | 5:15:24 | 5:57:14 | 5:11:13 |
| F60-64 | 8 | 5:57:07 | 5:57:07 | 5:57:07 | 6:02:21 | 6:48:41 | 5:57:07 |
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.