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 | 1,405 | 8:51:41 | 9:44:46 | 10:15:41 | 11:00:24 | 12:35:27 | 8:13:00 |
| MPRO | 21 | 8:13:00 | 8:16:01 | 8:18:51 | 8:23:09 | 8:36:18 | 8:13:00 |
| M18-24 | 15 | 9:42:22 | 9:42:22 | 10:43:33 | 11:24:25 | 12:14:20 | 9:42:22 |
| M25-29 | 106 | 9:10:44 | 9:43:11 | 10:19:23 | 10:48:49 | 12:17:47 | 9:06:09 |
| M30-34 | 210 | 9:14:57 | 9:35:45 | 10:03:32 | 10:39:45 | 12:18:41 | 8:51:41 |
| M35-39 | 266 | 9:21:59 | 9:40:48 | 9:56:18 | 10:53:38 | 12:23:10 | 8:42:16 |
| M40-44 | 258 | 9:29:00 | 10:02:59 | 10:26:08 | 11:04:27 | 12:38:24 | 8:54:04 |
| M45-49 | 243 | 9:28:31 | 10:04:59 | 10:28:33 | 11:12:55 | 12:35:58 | 9:25:49 |
| M50-54 | 153 | 10:06:13 | 10:20:48 | 10:43:53 | 11:17:33 | 13:10:18 | 9:18:06 |
| M55-59 | 89 | 10:09:02 | 10:39:28 | 10:52:16 | 11:42:46 | 13:32:44 | 10:09:02 |
| M60-64 | 33 | 10:44:32 | 11:02:49 | 11:47:04 | 13:03:15 | 13:39:27 | 10:44:32 |
| M65-69 | 8 | 11:24:20 | 11:24:20 | 11:24:20 | 14:01:31 | 14:29:09 | 11:24:20 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 307 | 9:18:34 | 10:09:45 | 10:50:44 | 11:37:16 | 13:11:54 | 8:56:06 |
| FPRO | 14 | 8:56:06 | 8:56:06 | 9:02:58 | 9:07:10 | 9:35:07 | 8:56:06 |
| F25-29 | 27 | 9:52:24 | 10:09:45 | 10:21:17 | 11:06:30 | 14:03:56 | 9:52:24 |
| F30-34 | 63 | 10:00:27 | 10:34:04 | 11:15:59 | 11:35:31 | 12:30:42 | 10:00:27 |
| F35-39 | 58 | 10:13:00 | 10:24:40 | 11:11:48 | 11:44:56 | 13:19:39 | 10:13:00 |
| F40-44 | 57 | 10:19:17 | 10:50:44 | 11:11:39 | 12:23:38 | 13:17:11 | 10:19:17 |
| F45-49 | 47 | 10:39:46 | 11:40:00 | 11:59:32 | 12:16:27 | 13:52:14 | 10:39:46 |
| F50-54 | 23 | 10:33:30 | 11:06:48 | 11:11:10 | 11:29:36 | 13:22:49 | 10:33:30 |
| F55-59 | 13 | 11:37:07 | 11:37:07 | 12:05:32 | 12:10:32 | 13:58:29 | 11:37:07 |
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.