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 | 2,206 | 4:15:15 | 4:49:45 | 5:03:13 | 5:23:43 | 6:09:30 | 3:56:25 |
| MPRO | 35 | 3:56:25 | 3:58:04 | 3:59:34 | 4:01:34 | 4:11:00 | 3:56:25 |
| M18-24 | 110 | 4:23:56 | 4:38:33 | 4:48:15 | 5:00:32 | 5:57:03 | 4:15:08 |
| M25-29 | 247 | 4:28:39 | 4:48:36 | 4:58:43 | 5:21:59 | 6:04:02 | 4:19:22 |
| M30-34 | 351 | 4:32:20 | 4:51:25 | 5:05:55 | 5:22:58 | 6:05:19 | 4:17:19 |
| M35-39 | 315 | 4:33:58 | 4:47:49 | 4:58:49 | 5:15:44 | 6:10:37 | 4:31:09 |
| M40-44 | 337 | 4:37:29 | 4:56:21 | 5:02:13 | 5:24:01 | 6:05:07 | 4:29:20 |
| M45-49 | 307 | 4:48:42 | 5:04:30 | 5:12:13 | 5:27:51 | 6:13:59 | 4:34:20 |
| M50-54 | 284 | 4:53:12 | 5:02:40 | 5:13:27 | 5:31:32 | 6:18:14 | 4:28:28 |
| M55-59 | 142 | 4:59:47 | 5:17:29 | 5:25:27 | 5:40:17 | 6:22:00 | 4:54:39 |
| M60-64 | 59 | 5:20:45 | 5:30:39 | 5:54:24 | 6:03:38 | 6:35:52 | 5:20:45 |
| M65-69 | 15 | 6:02:36 | 6:02:36 | 6:03:19 | 6:06:03 | 6:54:50 | 6:02:36 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 357 | 4:35:43 | 4:48:40 | 5:18:57 | 5:41:19 | 6:27:44 | 4:27:19 |
| FPRO | 20 | 4:27:19 | 4:27:19 | 4:34:03 | 4:35:43 | 4:41:55 | 4:27:19 |
| F18-24 | 22 | 5:02:42 | 5:12:00 | 5:33:57 | 5:57:45 | 6:11:40 | 5:02:42 |
| F25-29 | 54 | 4:52:37 | 5:06:46 | 5:20:08 | 5:34:28 | 6:19:32 | 4:52:37 |
| F30-34 | 66 | 4:54:35 | 5:26:38 | 5:32:57 | 5:48:13 | 6:23:40 | 4:54:35 |
| F35-39 | 38 | 5:17:16 | 5:21:32 | 5:25:46 | 5:56:42 | 6:27:44 | 5:17:16 |
| F40-44 | 48 | 5:05:26 | 5:16:50 | 5:26:40 | 5:41:17 | 6:18:43 | 5:05:26 |
| F45-49 | 46 | 5:05:28 | 5:18:31 | 5:37:59 | 5:47:54 | 6:36:37 | 5:05:28 |
| F50-54 | 34 | 5:37:21 | 5:47:51 | 5:54:28 | 6:12:37 | 6:42:44 | 5:37:21 |
| F55-59 | 19 | 5:56:16 | 5:56:16 | 6:12:48 | 6:18:22 | 6:46:43 | 5:56:16 |
| F60-64 | 9 | 6:22:11 | 6:22:11 | 6:22:11 | 7:15:09 | 7:46:40 | 6:22:11 |
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.