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 | 1,513 | 3:54:41 | 4:25:26 | 4:38:45 | 5:01:45 | 5:51:32 | 3:46:26 |
| MPRO | 30 | 3:46:26 | 3:46:50 | 3:47:03 | 3:48:30 | 3:54:39 | 3:46:26 |
| M18-24 | 22 | 4:12:31 | 4:14:09 | 4:21:15 | 4:27:29 | 4:44:20 | 4:12:31 |
| M25-29 | 105 | 4:04:18 | 4:13:19 | 4:23:17 | 4:59:48 | 5:55:25 | 4:03:36 |
| M30-34 | 223 | 4:08:45 | 4:24:58 | 4:42:11 | 5:03:02 | 5:47:43 | 4:01:03 |
| M35-39 | 335 | 4:12:01 | 4:30:19 | 4:42:05 | 5:07:00 | 5:52:04 | 4:00:30 |
| M40-44 | 301 | 4:23:18 | 4:34:40 | 4:44:33 | 5:00:50 | 5:50:43 | 4:13:22 |
| M45-49 | 245 | 4:27:00 | 4:34:50 | 4:54:52 | 5:11:40 | 5:53:47 | 4:14:50 |
| M50-54 | 132 | 4:18:47 | 4:34:25 | 4:43:38 | 4:55:32 | 5:51:41 | 4:14:39 |
| M55-59 | 63 | 4:37:56 | 4:47:37 | 4:52:37 | 5:09:14 | 6:08:39 | 4:37:56 |
| M60-64 | 36 | 4:43:16 | 5:01:18 | 5:13:39 | 5:35:12 | 5:57:35 | 4:43:16 |
| M65-69 | 14 | 5:18:45 | 5:18:45 | 5:19:26 | 5:40:50 | 5:53:42 | 5:18:45 |
| M70-74 | 6 | 5:58:43 | 5:58:43 | 5:58:43 | 5:58:59 | 5:59:48 | 5:58:43 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 299 | 4:11:35 | 4:42:27 | 5:01:19 | 5:22:10 | 6:11:27 | 4:06:32 |
| FPRO | 15 | 4:06:32 | 4:06:32 | 4:07:52 | 4:11:35 | 4:26:44 | 4:06:32 |
| F18-24 | 8 | 5:07:12 | 5:07:12 | 5:07:12 | 5:20:54 | 5:55:43 | 5:07:12 |
| F25-29 | 31 | 4:42:27 | 4:48:39 | 4:59:56 | 5:06:55 | 5:52:23 | 4:42:27 |
| F30-34 | 47 | 4:47:26 | 5:05:04 | 5:18:35 | 5:43:58 | 6:22:44 | 4:47:26 |
| F35-39 | 54 | 4:45:20 | 4:59:25 | 5:18:39 | 5:27:18 | 6:13:12 | 4:45:20 |
| F40-44 | 50 | 4:41:43 | 4:48:04 | 4:55:59 | 5:20:51 | 5:50:11 | 4:41:43 |
| F45-49 | 44 | 5:00:01 | 5:21:19 | 5:24:56 | 5:32:30 | 6:14:50 | 5:00:01 |
| F50-54 | 32 | 5:11:01 | 5:20:32 | 5:29:26 | 5:35:37 | 6:21:19 | 5:11:01 |
| F55-59 | 10 | 5:18:39 | 5:18:39 | 5:18:39 | 5:27:48 | 6:06:23 | 5:18:39 |
| F60-64 | 6 | 5:15:19 | 5:15:19 | 5:15:19 | 5:45:58 | 6:20:21 | 5:15:19 |
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.