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 | 2,161 | 4:24:23 | 4:47:53 | 4:59:20 | 5:15:12 | 5:50:12 | 3:56:49 |
| MPRO | 29 | 3:56:49 | 3:57:50 | 4:04:30 | 4:11:06 | 4:19:26 | 3:56:49 |
| M18-24 | 27 | 4:30:59 | 4:39:57 | 4:41:03 | 4:47:23 | 5:19:48 | 4:30:59 |
| M25-29 | 179 | 4:31:37 | 4:44:46 | 4:53:42 | 5:08:51 | 5:46:32 | 4:31:25 |
| M30-34 | 321 | 4:32:43 | 4:48:16 | 4:54:05 | 5:05:26 | 5:44:27 | 4:24:23 |
| M35-39 | 327 | 4:34:15 | 4:49:52 | 5:00:11 | 5:11:04 | 5:44:50 | 4:22:19 |
| M40-44 | 397 | 4:32:09 | 4:46:01 | 4:56:49 | 5:12:30 | 5:47:06 | 4:28:09 |
| M45-49 | 397 | 4:44:28 | 4:59:32 | 5:10:23 | 5:22:16 | 5:52:13 | 4:24:18 |
| M50-54 | 304 | 4:53:18 | 5:04:59 | 5:14:21 | 5:26:39 | 5:57:39 | 4:41:33 |
| M55-59 | 122 | 4:48:36 | 5:11:33 | 5:22:45 | 5:37:27 | 6:08:48 | 4:47:59 |
| M60-64 | 39 | 5:15:29 | 5:23:08 | 5:34:57 | 5:46:16 | 6:42:21 | 5:15:29 |
| M65-69 | 15 | 5:23:40 | 5:23:40 | 5:31:50 | 5:44:47 | 6:31:06 | 5:23:40 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 389 | 4:36:50 | 5:09:03 | 5:22:33 | 5:42:52 | 6:25:16 | 4:21:41 |
| FPRO | 10 | 4:21:41 | 4:21:41 | 4:21:41 | 4:26:51 | 4:41:19 | 4:21:41 |
| F18-24 | 10 | 5:29:16 | 5:29:16 | 5:29:16 | 5:32:34 | 5:52:22 | 5:29:16 |
| F25-29 | 44 | 4:46:31 | 5:09:03 | 5:19:58 | 5:35:49 | 6:09:08 | 4:46:31 |
| F30-34 | 54 | 4:54:22 | 5:13:36 | 5:30:31 | 5:40:55 | 6:22:36 | 4:54:22 |
| F35-39 | 65 | 4:49:48 | 5:10:33 | 5:15:03 | 5:28:18 | 6:14:22 | 4:49:48 |
| F40-44 | 85 | 5:14:50 | 5:21:40 | 5:29:05 | 5:52:40 | 6:23:18 | 5:14:50 |
| F45-49 | 61 | 4:55:40 | 5:22:40 | 5:41:22 | 6:04:50 | 6:44:05 | 4:55:40 |
| F50-54 | 45 | 5:32:29 | 5:42:21 | 5:45:35 | 6:11:35 | 6:46:54 | 5:32:29 |
| F55-59 | 14 | 5:39:16 | 5:39:16 | 6:00:45 | 6:00:46 | 6:23:42 | 5:39:16 |
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.