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 | 1,832 | 9:05:22 | 10:01:45 | 10:32:12 | 11:05:16 | 12:24:36 | 7:59:42 |
| MPRO | 24 | 7:59:42 | 8:10:43 | 8:18:02 | 8:21:48 | 8:36:09 | 7:59:42 |
| M18-24 | 28 | 9:42:57 | 10:31:43 | 10:41:18 | 10:58:46 | 11:50:59 | 9:42:57 |
| M25-29 | 131 | 9:32:11 | 10:00:38 | 10:30:35 | 10:53:59 | 12:11:11 | 9:31:35 |
| M30-34 | 232 | 9:31:54 | 10:09:27 | 10:31:49 | 10:57:17 | 11:59:56 | 8:57:09 |
| M35-39 | 356 | 9:23:38 | 9:49:40 | 10:23:06 | 10:54:10 | 12:05:58 | 9:04:01 |
| M40-44 | 418 | 9:45:31 | 10:17:23 | 10:36:25 | 11:04:37 | 12:16:21 | 9:24:36 |
| M45-49 | 310 | 9:44:44 | 10:10:03 | 10:34:12 | 11:09:09 | 12:36:06 | 9:33:52 |
| M50-54 | 194 | 10:05:32 | 10:44:47 | 11:10:16 | 11:42:34 | 12:57:57 | 9:43:48 |
| M55-59 | 80 | 9:55:35 | 11:05:23 | 11:34:50 | 12:02:38 | 13:31:13 | 9:55:35 |
| M60-64 | 39 | 10:58:39 | 11:18:09 | 11:48:56 | 12:29:20 | 14:22:24 | 10:58:39 |
| M65-69 | 15 | 11:30:46 | 11:30:46 | 12:17:03 | 12:48:11 | 14:40:33 | 11:30:46 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 517 | 9:34:41 | 10:40:41 | 11:10:20 | 11:52:34 | 13:19:04 | 8:55:10 |
| FPRO | 10 | 8:55:10 | 8:55:10 | 8:55:10 | 9:10:21 | 9:33:45 | 8:55:10 |
| F18-24 | 7 | 9:57:22 | 9:57:22 | 9:57:22 | 11:33:59 | 12:07:09 | 9:57:22 |
| F25-29 | 50 | 10:10:28 | 10:30:07 | 10:45:35 | 11:17:15 | 13:06:57 | 10:10:28 |
| F30-34 | 87 | 10:05:03 | 10:40:37 | 11:01:54 | 11:32:51 | 12:54:53 | 10:05:03 |
| F35-39 | 81 | 10:29:00 | 11:09:03 | 11:31:29 | 11:52:34 | 13:16:31 | 10:29:00 |
| F40-44 | 121 | 10:13:56 | 10:58:35 | 11:16:43 | 11:58:12 | 13:17:15 | 9:46:22 |
| F45-49 | 85 | 10:39:40 | 11:19:42 | 11:54:15 | 12:36:24 | 13:38:19 | 10:39:40 |
| F50-54 | 53 | 11:07:34 | 11:25:07 | 11:53:32 | 12:14:06 | 14:07:38 | 11:07:34 |
| F55-59 | 15 | 11:38:45 | 11:38:45 | 12:01:59 | 12:23:44 | 15:25:23 | 11:38:45 |
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.