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 | 1,955 | 4:44:45 | 5:08:22 | 5:20:47 | 5:41:00 | 6:19:48 | 4:22:11 |
| M18-24 | 115 | 4:29:49 | 4:46:31 | 5:00:02 | 5:18:28 | 6:03:42 | 4:28:32 |
| M25-29 | 265 | 4:33:47 | 4:53:55 | 5:05:49 | 5:21:03 | 6:04:03 | 4:22:11 |
| M30-34 | 321 | 4:42:51 | 4:58:38 | 5:14:12 | 5:27:30 | 6:14:12 | 4:28:15 |
| M35-39 | 266 | 4:54:45 | 5:11:34 | 5:19:28 | 5:37:47 | 6:13:50 | 4:37:10 |
| M40-44 | 244 | 4:54:29 | 5:21:05 | 5:34:07 | 5:47:08 | 6:14:34 | 4:33:02 |
| M45-49 | 240 | 5:05:11 | 5:16:48 | 5:28:06 | 5:44:34 | 6:23:06 | 4:52:48 |
| M50-54 | 273 | 4:53:01 | 5:29:11 | 5:42:14 | 6:00:07 | 6:35:40 | 4:49:35 |
| M55-59 | 160 | 5:06:45 | 5:32:34 | 5:40:05 | 6:04:25 | 6:49:38 | 4:58:24 |
| M60-64 | 54 | 5:31:31 | 5:44:02 | 5:54:54 | 6:16:37 | 6:55:46 | 5:31:31 |
| M65-69 | 14 | 6:06:17 | 6:06:17 | 6:07:07 | 6:13:04 | 6:51:44 | 6:06:17 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 313 | 5:16:52 | 5:32:25 | 5:43:57 | 5:58:02 | 6:41:51 | 5:10:36 |
| F18-24 | 22 | 5:25:03 | 5:42:53 | 5:42:53 | 5:49:38 | 6:21:32 | 5:25:03 |
| F25-29 | 67 | 5:10:36 | 5:24:09 | 5:34:58 | 5:57:37 | 6:37:56 | 5:10:36 |
| F30-34 | 63 | 5:11:38 | 5:23:10 | 5:33:46 | 5:52:32 | 6:35:18 | 5:11:38 |
| F35-39 | 31 | 5:21:24 | 5:32:41 | 5:39:32 | 5:45:05 | 6:30:43 | 5:21:24 |
| F40-44 | 27 | 5:29:54 | 5:35:49 | 5:41:30 | 5:59:39 | 6:27:02 | 5:29:54 |
| F45-49 | 40 | 5:20:08 | 5:42:52 | 5:47:04 | 6:14:23 | 6:46:09 | 5:20:08 |
| F50-54 | 39 | 5:27:24 | 5:44:49 | 5:56:00 | 6:17:17 | 6:49:05 | 5:27:24 |
| F55-59 | 16 | 5:58:57 | 5:58:57 | 6:11:31 | 6:33:52 | 7:10:45 | 5:58:57 |
| F60-64 | 7 | 6:23:08 | 6:23:08 | 6:23:08 | 6:23:42 | 7:42:38 | 6:23:08 |
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.