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 | 986 | 8:54:11 | 9:28:06 | 9:46:38 | 10:11:22 | 11:22:13 | 8:22:18 |
| M18-24 | 15 | 10:06:26 | 10:06:26 | 10:24:17 | 10:24:39 | 11:31:49 | 10:06:26 |
| M25-29 | 67 | 8:42:00 | 9:17:39 | 9:35:15 | 9:52:46 | 10:43:13 | 8:42:00 |
| M30-34 | 107 | 8:50:38 | 9:06:39 | 9:24:57 | 9:58:14 | 10:48:16 | 8:44:18 |
| M35-39 | 131 | 8:38:51 | 9:11:08 | 9:35:04 | 9:47:22 | 10:53:46 | 8:22:18 |
| M40-44 | 216 | 8:49:53 | 9:17:57 | 9:30:36 | 9:57:19 | 11:02:56 | 8:43:02 |
| M45-49 | 175 | 9:10:46 | 9:37:17 | 9:52:54 | 10:19:50 | 11:21:32 | 9:08:14 |
| M50-54 | 157 | 9:40:41 | 9:54:22 | 10:10:18 | 10:43:54 | 12:02:39 | 9:38:16 |
| M55-59 | 72 | 10:01:59 | 10:15:03 | 11:04:30 | 11:26:33 | 12:24:54 | 10:01:59 |
| M60-64 | 37 | 10:26:25 | 10:32:00 | 10:54:39 | 11:48:20 | 13:01:55 | 10:26:25 |
| M65-69 | 6 | 11:11:32 | 11:11:32 | 11:11:32 | 12:02:04 | 12:36:57 | 11:11:32 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 154 | 8:53:18 | 9:35:21 | 10:22:22 | 10:51:44 | 12:09:58 | 8:46:18 |
| FPRO | 8 | 8:46:18 | 8:46:18 | 8:46:18 | 8:53:18 | 9:17:47 | 8:46:18 |
| F18-24 | 5 | 10:49:04 | 10:49:04 | 10:49:04 | 10:49:04 | 13:11:26 | 10:49:04 |
| F25-29 | 14 | 9:11:23 | 9:11:23 | 9:46:43 | 10:20:47 | 11:35:00 | 9:11:23 |
| F30-34 | 22 | 9:55:14 | 10:15:10 | 10:27:07 | 10:49:47 | 11:35:00 | 9:55:14 |
| F35-39 | 24 | 9:35:21 | 9:56:32 | 10:23:59 | 10:28:24 | 12:13:16 | 9:35:21 |
| F40-44 | 23 | 9:56:35 | 10:22:22 | 10:33:09 | 10:50:53 | 11:32:11 | 9:56:35 |
| F45-49 | 25 | 10:27:30 | 10:38:02 | 11:08:52 | 11:18:41 | 12:45:50 | 10:27:30 |
| F50-54 | 19 | 10:55:26 | 10:55:26 | 11:35:50 | 12:09:58 | 12:59:52 | 10:55:26 |
| F55-59 | 9 | 11:24:28 | 11:24:28 | 11:24:28 | 11:26:41 | 12:11:05 | 11:24:28 |
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.