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 | 717 | 9:15:31 | 9:58:16 | 10:41:29 | 11:29:31 | 13:08:43 | 8:51:11 |
| M18-24 | 18 | 11:10:38 | 11:10:38 | 11:12:01 | 11:33:54 | 12:46:17 | 11:10:38 |
| M25-29 | 49 | 9:21:48 | 9:40:39 | 10:13:09 | 10:49:13 | 12:53:35 | 9:21:48 |
| M30-34 | 78 | 8:51:11 | 9:15:31 | 9:49:58 | 10:53:47 | 12:39:55 | 8:51:11 |
| M35-39 | 118 | 9:10:52 | 9:33:29 | 10:04:51 | 10:58:19 | 12:18:50 | 9:06:35 |
| M40-44 | 122 | 9:22:10 | 10:18:10 | 10:39:16 | 11:07:20 | 12:57:40 | 9:06:46 |
| M45-49 | 128 | 9:25:24 | 10:20:32 | 10:57:21 | 11:52:25 | 13:18:07 | 9:18:54 |
| M50-54 | 115 | 9:44:54 | 10:16:34 | 10:59:12 | 11:48:05 | 13:39:47 | 9:39:50 |
| M55-59 | 60 | 10:45:32 | 11:09:36 | 11:29:36 | 12:12:56 | 14:00:31 | 10:45:32 |
| M60-64 | 19 | 10:59:16 | 10:59:16 | 11:07:33 | 12:13:46 | 13:38:46 | 10:59:16 |
| M65-69 | 7 | 12:05:21 | 12:05:21 | 12:05:21 | 12:32:03 | 15:23:47 | 12:05:21 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 299 | 10:11:06 | 10:38:44 | 11:09:02 | 12:21:47 | 13:59:17 | 9:54:26 |
| F18-24 | 5 | 11:49:11 | 11:49:11 | 11:49:11 | 11:49:11 | 13:19:50 | 11:49:11 |
| F25-29 | 32 | 10:16:18 | 10:42:59 | 10:50:28 | 11:58:44 | 13:57:08 | 10:16:18 |
| F30-34 | 31 | 10:15:43 | 10:33:35 | 10:59:12 | 11:19:12 | 13:35:51 | 10:15:43 |
| F35-39 | 44 | 9:54:26 | 10:15:54 | 10:27:40 | 11:45:58 | 13:35:59 | 9:54:26 |
| F40-44 | 66 | 10:11:06 | 10:46:57 | 11:07:45 | 12:28:44 | 13:45:09 | 10:11:06 |
| F45-49 | 54 | 10:47:55 | 11:07:36 | 11:33:29 | 12:44:35 | 14:12:55 | 10:47:55 |
| F50-54 | 35 | 10:31:12 | 11:31:41 | 12:07:27 | 12:49:19 | 14:30:48 | 10:31:12 |
| F55-59 | 18 | 11:33:43 | 11:33:43 | 11:42:16 | 12:36:30 | 14:30:37 | 11:33:43 |
| F60-64 | 13 | 11:13:53 | 11:13:53 | 11:43:18 | 12:28:13 | 15:23:49 | 11:13:53 |
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.