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 | 3,056 | 9:13:52 | 9:57:15 | 10:24:48 | 11:02:47 | 12:32:59 | 8:26:53 |
| M18-24 | 263 | 9:05:35 | 9:49:41 | 10:14:50 | 10:49:25 | 11:59:41 | 8:26:53 |
| M25-29 | 405 | 9:10:18 | 9:37:36 | 10:14:17 | 10:38:29 | 11:55:28 | 8:38:20 |
| M30-34 | 403 | 9:10:34 | 9:48:48 | 10:07:10 | 10:45:02 | 12:03:45 | 8:43:20 |
| M35-39 | 352 | 9:02:27 | 9:34:05 | 10:04:45 | 10:34:24 | 11:58:29 | 8:40:18 |
| M40-44 | 352 | 9:19:44 | 9:43:08 | 10:16:23 | 10:48:39 | 12:15:18 | 9:06:57 |
| M45-49 | 342 | 9:33:05 | 10:23:46 | 10:44:42 | 11:25:19 | 12:37:33 | 9:12:21 |
| M50-54 | 393 | 9:30:05 | 10:15:14 | 10:41:02 | 11:23:02 | 12:57:58 | 9:16:21 |
| M55-59 | 288 | 10:04:21 | 10:52:48 | 11:19:22 | 11:58:50 | 13:15:09 | 9:20:50 |
| M60-64 | 170 | 10:30:28 | 11:00:29 | 11:37:56 | 12:38:57 | 13:58:44 | 10:15:47 |
| M65-69 | 69 | 10:24:45 | 11:26:17 | 12:09:50 | 12:49:04 | 14:21:54 | 10:24:45 |
| M70-74 | 15 | 13:24:40 | 13:24:40 | 13:29:40 | 13:30:51 | 15:38:11 | 13:24:40 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 1,168 | 10:05:11 | 10:58:51 | 11:28:11 | 12:00:13 | 13:31:39 | 9:09:33 |
| F18-24 | 63 | 10:29:46 | 11:17:21 | 11:34:02 | 12:03:02 | 13:39:04 | 10:29:46 |
| F25-29 | 148 | 9:32:46 | 10:32:21 | 10:53:15 | 11:31:09 | 12:37:33 | 9:09:33 |
| F30-34 | 131 | 9:56:17 | 10:45:50 | 11:09:52 | 11:42:17 | 12:41:09 | 9:43:37 |
| F35-39 | 107 | 9:57:05 | 10:42:37 | 11:01:03 | 11:35:57 | 12:53:41 | 9:49:45 |
| F40-44 | 142 | 10:06:01 | 10:50:15 | 11:15:31 | 11:52:02 | 13:30:12 | 10:05:11 |
| F45-49 | 184 | 9:54:08 | 11:04:20 | 11:28:17 | 12:01:56 | 13:36:20 | 9:52:33 |
| F50-54 | 183 | 10:59:01 | 11:34:17 | 11:57:43 | 12:38:02 | 13:43:14 | 10:58:02 |
| F55-59 | 95 | 10:38:09 | 11:37:36 | 12:18:27 | 12:50:34 | 13:59:13 | 10:38:09 |
| F60-64 | 79 | 11:07:30 | 12:41:48 | 12:58:13 | 13:34:51 | 14:40:52 | 11:07:30 |
| F65-69 | 31 | 12:50:48 | 12:59:52 | 13:07:19 | 14:01:08 | 15:50:06 | 12:50:48 |
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.