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 | 1,165 | 3:23:43 | 3:56:16 | 4:15:04 | 4:39:55 | 5:20:01 | 3:11:41 |
| MPRO | 32 | 3:11:41 | 3:13:01 | 3:17:20 | 3:19:03 | 3:28:41 | 3:11:41 |
| M18-24 | 179 | 3:51:58 | 4:09:26 | 4:23:25 | 4:50:10 | 5:21:41 | 3:42:51 |
| M25-29 | 204 | 3:41:22 | 4:15:57 | 4:32:00 | 4:47:56 | 5:16:42 | 3:36:16 |
| M30-34 | 151 | 3:45:21 | 3:53:03 | 4:11:35 | 4:34:40 | 5:19:05 | 3:40:11 |
| M35-39 | 142 | 3:47:34 | 4:10:17 | 4:26:14 | 4:42:23 | 5:17:56 | 3:40:52 |
| M40-44 | 122 | 3:53:19 | 4:06:47 | 4:18:37 | 4:34:19 | 5:22:08 | 3:52:52 |
| M45-49 | 101 | 3:58:37 | 4:07:19 | 4:15:14 | 4:45:14 | 5:15:08 | 3:52:06 |
| M50-54 | 91 | 3:51:26 | 4:05:52 | 4:20:15 | 4:35:19 | 5:22:23 | 3:51:26 |
| M55-59 | 69 | 3:58:30 | 4:21:05 | 4:38:02 | 4:51:17 | 5:28:11 | 3:58:30 |
| M60-64 | 48 | 4:25:11 | 4:32:54 | 4:40:51 | 5:09:56 | 5:37:31 | 4:25:11 |
| M65-69 | 18 | 4:40:09 | 4:40:09 | 5:03:31 | 5:23:30 | 6:06:27 | 4:40:09 |
| M70-74 | 8 | 5:00:56 | 5:00:56 | 5:00:56 | 5:20:28 | 5:41:15 | 5:00:56 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 382 | 3:48:30 | 4:20:15 | 4:37:04 | 4:55:18 | 5:41:25 | 3:42:31 |
| FPRO | 14 | 3:42:31 | 3:42:31 | 3:42:51 | 3:45:49 | 3:54:49 | 3:42:31 |
| F18-24 | 47 | 4:20:15 | 4:27:45 | 4:37:37 | 5:00:44 | 5:37:05 | 4:20:15 |
| F25-29 | 85 | 4:13:01 | 4:46:12 | 4:51:43 | 5:04:23 | 5:40:52 | 4:13:01 |
| F30-34 | 47 | 4:05:05 | 4:21:44 | 4:27:34 | 5:12:38 | 5:53:13 | 4:05:05 |
| F35-39 | 42 | 4:23:01 | 4:35:37 | 4:41:43 | 4:54:52 | 5:34:28 | 4:23:01 |
| F40-44 | 41 | 3:58:23 | 4:21:00 | 4:32:51 | 4:45:22 | 5:49:20 | 3:58:23 |
| F45-49 | 32 | 4:41:04 | 4:53:49 | 5:09:51 | 5:15:41 | 5:50:21 | 4:41:04 |
| F50-54 | 24 | 4:18:42 | 4:28:52 | 4:36:43 | 4:46:48 | 5:24:07 | 4:18:42 |
| F55-59 | 26 | 4:20:24 | 4:39:56 | 4:52:37 | 5:10:02 | 5:47:25 | 4:20:24 |
| F60-64 | 15 | 4:48:43 | 4:48:43 | 5:16:35 | 5:29:40 | 5:49:13 | 4:48:43 |
| F65-69 | 9 | 5:38:36 | 5:38:36 | 5:38:36 | 5:44:31 | 6:22:31 | 5:38:36 |
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.