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 | 1,907 | 3:57:36 | 4:23:57 | 4:37:14 | 4:54:07 | 5:29:12 | 3:40:17 |
| MPRO | 34 | 3:40:17 | 3:41:42 | 3:44:20 | 3:46:19 | 3:53:44 | 3:40:17 |
| M18-24 | 69 | 4:14:19 | 4:27:33 | 4:30:22 | 4:46:45 | 5:26:40 | 4:14:19 |
| M25-29 | 211 | 4:11:17 | 4:19:59 | 4:33:20 | 4:51:23 | 5:28:23 | 4:03:58 |
| M30-34 | 281 | 4:07:18 | 4:23:58 | 4:34:59 | 4:47:57 | 5:22:06 | 4:02:37 |
| M35-39 | 263 | 4:13:34 | 4:21:08 | 4:33:04 | 4:43:49 | 5:20:30 | 4:03:41 |
| M40-44 | 281 | 4:12:55 | 4:31:39 | 4:41:12 | 4:53:47 | 5:27:15 | 4:10:37 |
| M45-49 | 277 | 4:17:41 | 4:30:15 | 4:42:51 | 4:56:19 | 5:30:59 | 4:07:21 |
| M50-54 | 239 | 4:25:50 | 4:45:07 | 4:52:13 | 5:07:17 | 5:36:19 | 4:22:21 |
| M55-59 | 156 | 4:35:39 | 4:44:31 | 4:59:09 | 5:13:24 | 5:52:02 | 4:32:37 |
| M60-64 | 65 | 4:43:00 | 5:04:57 | 5:06:41 | 5:21:52 | 6:03:20 | 4:43:00 |
| M65-69 | 21 | 5:15:03 | 5:18:59 | 5:20:51 | 5:29:53 | 5:52:32 | 5:15:03 |
| M70-74 | 5 | 6:16:53 | 6:16:53 | 6:16:53 | 6:16:53 | 6:40:59 | 6:16:53 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 452 | 4:40:15 | 4:58:48 | 5:09:12 | 5:25:08 | 5:57:49 | 4:29:26 |
| F18-24 | 23 | 4:52:10 | 5:07:01 | 5:30:27 | 5:43:57 | 6:21:27 | 4:52:10 |
| F25-29 | 74 | 4:29:26 | 4:53:06 | 5:09:44 | 5:25:08 | 5:59:03 | 4:29:26 |
| F30-34 | 69 | 4:37:15 | 4:43:21 | 5:09:07 | 5:23:32 | 5:50:23 | 4:37:15 |
| F35-39 | 56 | 4:34:19 | 4:53:55 | 4:58:27 | 5:13:59 | 5:43:31 | 4:34:19 |
| F40-44 | 67 | 4:44:30 | 4:56:47 | 5:07:43 | 5:24:35 | 5:54:20 | 4:44:30 |
| F45-49 | 65 | 4:55:40 | 5:04:23 | 5:07:54 | 5:15:56 | 5:54:18 | 4:55:40 |
| F50-54 | 45 | 4:58:48 | 5:07:26 | 5:09:32 | 5:31:38 | 6:14:31 | 4:58:48 |
| F55-59 | 38 | 5:22:17 | 5:26:20 | 5:39:52 | 5:45:45 | 6:13:31 | 5:22:17 |
| F60-64 | 11 | 5:54:49 | 5:54:49 | 5:57:38 | 6:04:04 | 6:40:42 | 5:54:49 |
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.