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 | 1,778 | 8:59:34 | 9:56:58 | 10:23:02 | 10:55:08 | 12:06:41 | 8:11:31 |
| MPRO | 24 | 8:11:31 | 8:20:37 | 8:26:31 | 8:30:47 | 8:46:19 | 8:11:31 |
| M18-24 | 23 | 10:09:10 | 10:17:32 | 10:36:39 | 10:55:51 | 11:54:12 | 10:09:10 |
| M25-29 | 138 | 9:24:39 | 9:50:06 | 10:13:22 | 10:32:42 | 11:28:34 | 9:24:38 |
| M30-34 | 300 | 9:08:55 | 9:47:40 | 10:06:10 | 10:39:40 | 11:52:46 | 8:54:36 |
| M35-39 | 318 | 9:29:32 | 9:52:30 | 10:20:19 | 10:47:24 | 11:48:20 | 8:59:34 |
| M40-44 | 414 | 9:22:52 | 10:01:55 | 10:28:58 | 10:58:15 | 12:04:55 | 8:53:23 |
| M45-49 | 326 | 9:39:52 | 10:21:49 | 10:41:03 | 11:13:25 | 12:27:12 | 9:25:28 |
| M50-54 | 152 | 10:14:55 | 10:52:10 | 11:19:16 | 11:49:04 | 12:49:45 | 9:46:35 |
| M55-59 | 53 | 10:32:50 | 11:28:27 | 11:38:31 | 12:28:25 | 13:27:33 | 10:32:50 |
| M60-64 | 20 | 12:04:57 | 12:04:57 | 12:18:31 | 12:43:20 | 14:31:29 | 12:04:57 |
| M65-69 | 8 | 12:33:52 | 12:33:52 | 12:33:52 | 12:57:53 | 14:08:01 | 12:33:52 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 233 | 9:44:37 | 10:34:17 | 11:10:22 | 11:52:39 | 13:15:59 | 9:09:58 |
| FPRO | 6 | 9:09:58 | 9:09:58 | 9:09:58 | 9:12:09 | 9:44:37 | 9:09:58 |
| F25-29 | 15 | 9:57:41 | 9:57:41 | 10:34:17 | 10:54:22 | 11:53:53 | 9:57:41 |
| F30-34 | 53 | 10:21:00 | 10:38:17 | 11:10:46 | 11:32:21 | 12:53:11 | 10:21:00 |
| F35-39 | 54 | 10:01:02 | 10:39:25 | 11:10:22 | 11:39:59 | 13:07:48 | 10:01:02 |
| F40-44 | 44 | 10:41:12 | 11:34:12 | 11:55:57 | 12:28:19 | 13:16:44 | 10:41:12 |
| F45-49 | 27 | 10:33:07 | 11:14:52 | 12:03:02 | 12:09:32 | 14:02:44 | 10:33:07 |
| F50-54 | 22 | 11:04:41 | 11:20:41 | 11:47:14 | 12:40:38 | 14:15:46 | 11:04:41 |
| F55-59 | 6 | 12:51:40 | 12:51:40 | 12:51:40 | 13:03:01 | 13:42:29 | 12:51:40 |
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.