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 | 2,180 | 5:08:23 | 5:58:48 | 6:19:25 | 6:41:08 | 7:30:36 | 4:50:23 |
| MPRO | 45 | 4:50:23 | 4:54:47 | 4:55:46 | 4:57:02 | 5:09:03 | 4:50:23 |
| M18-24 | 226 | 5:46:11 | 6:08:36 | 6:26:42 | 6:56:17 | 7:42:55 | 5:43:42 |
| M25-29 | 305 | 5:45:46 | 6:10:34 | 6:21:24 | 6:41:15 | 7:22:31 | 5:40:01 |
| M30-34 | 359 | 5:39:31 | 5:58:48 | 6:18:51 | 6:31:56 | 7:14:25 | 5:27:39 |
| M35-39 | 325 | 5:45:20 | 6:03:46 | 6:19:29 | 6:37:00 | 7:21:39 | 5:23:40 |
| M40-44 | 285 | 5:48:39 | 6:02:43 | 6:24:49 | 6:47:45 | 7:35:25 | 5:40:56 |
| M45-49 | 267 | 5:53:10 | 6:08:53 | 6:26:38 | 6:44:57 | 7:38:14 | 5:43:31 |
| M50-54 | 173 | 6:01:58 | 6:12:39 | 6:34:04 | 6:54:06 | 7:40:34 | 6:01:20 |
| M55-59 | 124 | 6:18:03 | 6:38:30 | 6:50:08 | 7:07:54 | 8:04:55 | 6:10:06 |
| M60-64 | 48 | 6:31:31 | 6:55:31 | 7:03:30 | 7:22:44 | 8:05:41 | 6:31:31 |
| M65-69 | 15 | 7:49:49 | 7:49:49 | 7:59:46 | 8:08:24 | 9:28:24 | 7:49:49 |
| M70-74 | 7 | 7:55:02 | 7:55:02 | 7:55:02 | 8:06:28 | 9:27:22 | 7:55:02 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 294 | 6:14:13 | 6:34:01 | 6:56:59 | 7:16:37 | 8:10:30 | 6:06:11 |
| F18-24 | 25 | 6:06:11 | 6:32:11 | 7:12:35 | 7:40:00 | 8:13:14 | 6:06:11 |
| F25-29 | 50 | 6:16:09 | 6:22:26 | 6:29:03 | 6:49:14 | 7:44:03 | 6:16:09 |
| F30-34 | 67 | 6:13:26 | 6:38:42 | 6:59:29 | 7:16:37 | 7:56:11 | 6:13:26 |
| F35-39 | 40 | 6:14:13 | 6:24:56 | 6:45:56 | 6:58:30 | 7:51:31 | 6:14:13 |
| F40-44 | 38 | 6:29:58 | 6:59:12 | 7:09:22 | 7:34:24 | 8:08:15 | 6:29:58 |
| F45-49 | 33 | 6:46:14 | 7:15:25 | 7:35:58 | 7:46:35 | 8:23:17 | 6:46:14 |
| F50-54 | 26 | 7:00:24 | 7:13:38 | 7:16:30 | 7:35:27 | 8:49:48 | 7:00:24 |
| F55-59 | 8 | 8:27:59 | 8:27:59 | 8:27:59 | 8:34:37 | 9:25:14 | 8:27:59 |
| F60-64 | 7 | 7:57:39 | 7:57:39 | 7:57:39 | 8:41:12 | 8:56:35 | 7:57:39 |
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.