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 | 1,137 | 3:23:39 | 3:49:33 | 4:02:57 | 4:14:18 | 4:45:22 | 3:19:32 |
| MPRO | 28 | 3:19:32 | 3:19:51 | 3:20:16 | 3:21:20 | 3:28:10 | 3:19:32 |
| M18-24 | 65 | 3:32:09 | 3:50:42 | 4:04:32 | 4:13:16 | 4:30:59 | 3:32:09 |
| M25-29 | 132 | 3:43:57 | 3:49:47 | 3:59:54 | 4:11:21 | 4:44:23 | 3:30:09 |
| M30-34 | 190 | 3:43:11 | 3:52:44 | 4:01:13 | 4:11:33 | 4:41:51 | 3:41:17 |
| M35-39 | 228 | 3:45:44 | 3:56:03 | 4:00:47 | 4:13:29 | 4:46:44 | 3:34:01 |
| M40-44 | 204 | 3:55:47 | 4:02:25 | 4:10:50 | 4:20:44 | 4:46:27 | 3:43:35 |
| M45-49 | 145 | 3:47:20 | 4:03:54 | 4:07:46 | 4:18:09 | 4:45:12 | 3:42:35 |
| M50-54 | 80 | 4:11:28 | 4:13:46 | 4:19:43 | 4:35:29 | 4:52:20 | 4:11:28 |
| M55-59 | 40 | 4:05:17 | 4:05:38 | 4:09:31 | 4:22:35 | 5:00:23 | 4:05:17 |
| M60-64 | 16 | 4:17:03 | 4:17:03 | 4:39:33 | 4:47:20 | 5:15:05 | 4:17:03 |
| M65-69 | 8 | 4:32:53 | 4:32:53 | 4:32:53 | 5:05:26 | 5:20:29 | 4:32:53 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 518 | 3:53:07 | 4:04:44 | 4:17:53 | 4:38:52 | 5:10:19 | 3:36:02 |
| FPRO | 20 | 3:36:02 | 3:36:02 | 3:39:58 | 3:54:42 | 3:59:47 | 3:36:02 |
| F18-24 | 17 | 4:27:30 | 4:27:30 | 4:29:51 | 4:45:53 | 5:07:35 | 4:27:30 |
| F25-29 | 80 | 4:02:25 | 4:17:53 | 4:28:30 | 4:42:52 | 5:06:55 | 4:02:25 |
| F30-34 | 103 | 4:00:55 | 4:04:44 | 4:16:33 | 4:37:37 | 5:09:18 | 4:00:44 |
| F35-39 | 92 | 3:39:04 | 4:11:48 | 4:20:52 | 4:36:11 | 5:08:44 | 3:39:04 |
| F40-44 | 97 | 4:00:27 | 4:13:29 | 4:19:03 | 4:37:50 | 5:07:23 | 4:00:27 |
| F45-49 | 55 | 4:15:01 | 4:36:57 | 4:45:38 | 4:51:56 | 5:26:58 | 4:15:01 |
| F50-54 | 36 | 4:46:38 | 4:47:15 | 4:50:23 | 5:02:01 | 5:32:06 | 4:46:38 |
| F55-59 | 13 | 4:37:47 | 4:37:47 | 4:55:27 | 4:56:25 | 5:29:15 | 4:37:47 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 3.6 million IRONMAN triathlon records with transition times (2002-2026), v4.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.23421027.