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 | 1,225 | 8:36:31 | 9:16:35 | 9:35:19 | 9:55:22 | 10:47:06 | 8:15:34 |
| MPRO | 66 | 8:15:34 | 8:22:33 | 8:26:00 | 8:37:44 | 9:09:45 | 8:15:34 |
| M18-24 | 32 | 9:06:25 | 9:21:59 | 9:34:32 | 9:40:10 | 9:57:01 | 9:06:25 |
| M25-29 | 92 | 9:00:09 | 9:07:40 | 9:21:47 | 9:33:01 | 9:56:51 | 9:00:09 |
| M30-34 | 170 | 9:11:16 | 9:22:25 | 9:35:22 | 9:47:44 | 10:20:08 | 9:05:06 |
| M35-39 | 243 | 9:09:53 | 9:20:12 | 9:36:31 | 9:52:11 | 10:26:49 | 9:04:25 |
| M40-44 | 242 | 9:30:43 | 9:43:57 | 9:57:28 | 10:10:27 | 10:51:18 | 9:12:35 |
| M45-49 | 162 | 9:26:06 | 9:55:26 | 10:16:48 | 10:37:13 | 11:19:18 | 9:19:02 |
| M50-54 | 83 | 9:46:36 | 10:21:38 | 10:35:05 | 10:53:34 | 11:27:04 | 9:46:36 |
| M55-59 | 64 | 10:05:34 | 10:52:23 | 11:18:11 | 11:31:48 | 12:15:42 | 10:05:34 |
| M60-64 | 35 | 11:07:22 | 11:19:57 | 11:23:03 | 12:02:38 | 13:13:15 | 11:07:22 |
| M65-69 | 20 | 12:52:45 | 12:52:45 | 13:03:34 | 13:17:09 | 14:20:33 | 12:52:45 |
| M70-74 | 11 | 13:05:41 | 13:05:41 | 14:13:10 | 14:35:58 | 15:11:14 | 13:05:41 |
| M75-79 | 5 | 14:55:19 | 14:55:19 | 14:55:19 | 14:55:19 | 15:58:46 | 14:55:19 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 452 | 9:26:55 | 10:00:15 | 10:26:41 | 10:52:36 | 11:49:33 | 9:08:45 |
| FPRO | 44 | 9:08:45 | 9:19:13 | 9:26:55 | 9:37:54 | 10:00:15 | 9:08:45 |
| F18-24 | 23 | 10:11:21 | 10:25:32 | 10:39:58 | 10:43:45 | 11:32:42 | 10:11:21 |
| F25-29 | 46 | 9:47:40 | 10:30:35 | 10:38:15 | 10:56:07 | 11:26:59 | 9:47:40 |
| F30-34 | 74 | 9:56:21 | 10:22:44 | 10:28:31 | 10:45:17 | 11:27:27 | 9:56:21 |
| F35-39 | 68 | 10:11:57 | 10:36:29 | 10:39:19 | 11:03:46 | 11:35:10 | 10:11:57 |
| F40-44 | 74 | 10:29:30 | 10:48:10 | 11:06:45 | 11:23:17 | 12:14:41 | 10:29:30 |
| F45-49 | 49 | 10:31:22 | 11:07:27 | 11:12:57 | 11:33:12 | 12:19:44 | 10:31:22 |
| F50-54 | 37 | 10:59:32 | 11:07:28 | 11:45:45 | 12:18:07 | 13:08:52 | 10:59:32 |
| F55-59 | 21 | 12:28:14 | 12:32:58 | 13:13:29 | 13:28:31 | 13:58:29 | 12:28:14 |
| F60-64 | 11 | 13:11:19 | 13:11:19 | 13:29:37 | 13:59:35 | 15:02:56 | 13:11:19 |
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.