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 | 1,190 | 8:32:38 | 9:08:34 | 9:26:22 | 9:46:52 | 10:38:31 | 8:11:56 |
| MPRO | 69 | 8:11:56 | 8:21:04 | 8:24:26 | 8:34:26 | 8:57:50 | 8:11:56 |
| M18-24 | 27 | 9:12:33 | 9:24:16 | 9:33:54 | 9:37:49 | 10:22:57 | 9:12:33 |
| M25-29 | 92 | 8:41:02 | 9:11:04 | 9:15:39 | 9:31:51 | 9:57:30 | 8:41:02 |
| M30-34 | 181 | 8:58:57 | 9:14:11 | 9:23:18 | 9:33:08 | 9:58:58 | 8:57:10 |
| M35-39 | 225 | 8:56:31 | 9:19:47 | 9:33:26 | 9:45:54 | 10:17:19 | 8:47:02 |
| M40-44 | 213 | 9:21:45 | 9:35:43 | 9:46:16 | 10:02:10 | 10:40:34 | 8:58:55 |
| M45-49 | 166 | 9:19:06 | 9:52:09 | 10:12:18 | 10:32:05 | 11:09:35 | 9:14:15 |
| M50-54 | 94 | 9:26:23 | 10:14:31 | 10:41:48 | 10:52:59 | 11:45:01 | 9:26:23 |
| M55-59 | 49 | 10:05:39 | 10:54:05 | 11:12:34 | 11:53:54 | 12:38:45 | 10:05:39 |
| M60-64 | 35 | 11:00:43 | 11:13:12 | 11:25:30 | 12:05:14 | 12:57:31 | 11:00:43 |
| M65-69 | 23 | 11:29:45 | 12:05:49 | 12:23:50 | 12:39:35 | 14:00:54 | 11:29:45 |
| M70-74 | 11 | 13:28:38 | 13:28:38 | 13:47:53 | 14:09:57 | 15:42:13 | 13:28:38 |
| M75-79 | 5 | 15:30:50 | 15:30:50 | 15:30:50 | 15:30:50 | 15:42:45 | 15:30:50 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 429 | 9:30:22 | 9:59:22 | 10:16:37 | 10:46:58 | 11:41:07 | 9:18:31 |
| FPRO | 49 | 9:18:31 | 9:25:18 | 9:30:22 | 9:38:52 | 10:07:47 | 9:18:31 |
| F18-24 | 21 | 10:13:47 | 10:47:06 | 10:47:47 | 11:04:36 | 11:36:54 | 10:13:47 |
| F25-29 | 47 | 9:53:41 | 9:59:22 | 10:19:35 | 10:27:22 | 11:16:24 | 9:53:41 |
| F30-34 | 67 | 10:05:58 | 10:28:03 | 10:32:49 | 10:46:15 | 11:22:05 | 10:05:58 |
| F35-39 | 67 | 10:00:58 | 10:16:37 | 10:36:56 | 11:10:24 | 11:39:42 | 10:00:58 |
| F40-44 | 59 | 10:03:06 | 10:34:08 | 10:46:58 | 11:03:51 | 11:47:21 | 10:03:06 |
| F45-49 | 48 | 10:38:27 | 10:51:06 | 11:16:16 | 11:41:45 | 12:34:48 | 10:38:27 |
| F50-54 | 32 | 10:48:51 | 11:13:03 | 11:39:58 | 12:02:36 | 13:01:27 | 10:48:51 |
| F55-59 | 22 | 12:21:47 | 12:51:10 | 13:01:40 | 13:52:55 | 14:41:26 | 12:21:47 |
| F60-64 | 13 | 12:52:48 | 12:52:48 | 13:02:36 | 13:29:32 | 14:54:18 | 12:52:48 |
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.