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 | 1,989 | 8:42:28 | 9:20:14 | 9:42:08 | 10:07:56 | 11:18:54 | 8:08:30 |
| M18-24 | 98 | 9:01:36 | 9:26:37 | 9:54:43 | 10:30:23 | 11:42:03 | 9:01:36 |
| M25-29 | 217 | 8:38:26 | 9:05:34 | 9:32:12 | 9:54:21 | 11:03:45 | 8:08:30 |
| M30-34 | 314 | 8:31:09 | 9:04:47 | 9:24:08 | 9:51:07 | 10:48:12 | 8:17:27 |
| M35-39 | 293 | 8:38:45 | 9:07:19 | 9:31:03 | 9:55:19 | 10:56:58 | 8:31:59 |
| M40-44 | 308 | 8:43:15 | 9:10:03 | 9:33:19 | 9:55:58 | 10:57:24 | 8:15:57 |
| M45-49 | 326 | 9:04:52 | 9:36:02 | 9:54:39 | 10:18:17 | 11:26:13 | 8:58:06 |
| M50-54 | 226 | 9:06:36 | 9:36:39 | 9:59:45 | 10:20:03 | 11:37:41 | 9:01:08 |
| M55-59 | 133 | 9:46:43 | 10:17:17 | 10:30:54 | 11:01:04 | 12:13:56 | 9:44:23 |
| M60-64 | 63 | 9:42:48 | 10:13:00 | 10:19:56 | 11:20:21 | 12:47:58 | 9:42:48 |
| M65-69 | 9 | 11:20:04 | 11:20:04 | 11:20:04 | 11:25:08 | 12:51:55 | 11:20:04 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 346 | 8:32:46 | 9:35:04 | 9:58:48 | 10:42:01 | 11:49:22 | 8:03:13 |
| FPRO | 13 | 8:03:13 | 8:03:13 | 8:05:13 | 8:12:28 | 8:45:01 | 8:03:13 |
| F18-24 | 18 | 9:24:33 | 9:24:33 | 9:49:52 | 10:19:18 | 11:56:01 | 9:24:33 |
| F25-29 | 39 | 9:32:30 | 9:37:49 | 9:52:49 | 10:22:29 | 11:39:43 | 9:32:30 |
| F30-34 | 60 | 9:14:57 | 9:36:42 | 9:56:08 | 10:27:57 | 11:26:02 | 9:14:57 |
| F35-39 | 48 | 9:14:13 | 9:57:39 | 10:32:13 | 10:44:29 | 11:35:44 | 9:14:13 |
| F40-44 | 60 | 9:13:27 | 9:43:37 | 10:11:14 | 10:43:59 | 11:53:47 | 9:13:27 |
| F45-49 | 45 | 9:50:48 | 10:12:43 | 10:30:49 | 10:59:48 | 12:49:28 | 9:50:48 |
| F50-54 | 36 | 9:58:48 | 10:21:46 | 11:17:58 | 11:45:14 | 12:51:49 | 9:58:48 |
| F55-59 | 14 | 10:31:32 | 10:31:32 | 10:47:00 | 10:51:58 | 11:49:16 | 10:31:32 |
| F60-64 | 10 | 11:21:58 | 11:21:58 | 11:21:58 | 11:41:34 | 12:34:28 | 11:21:58 |
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.