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 | 1,280 | 4:10:01 | 4:50:28 | 5:05:17 | 5:21:37 | 6:01:15 | 3:55:19 |
| MPRO | 25 | 3:55:19 | 3:59:46 | 4:02:05 | 4:04:23 | 4:10:01 | 3:55:19 |
| M18-24 | 62 | 4:26:31 | 4:47:58 | 4:52:24 | 5:08:53 | 5:41:42 | 4:26:31 |
| M25-29 | 147 | 4:37:16 | 4:52:07 | 4:59:53 | 5:16:31 | 5:48:14 | 4:37:06 |
| M30-34 | 245 | 4:41:46 | 4:57:27 | 5:07:31 | 5:20:33 | 5:57:43 | 4:32:50 |
| M35-39 | 339 | 4:39:35 | 4:58:28 | 5:10:23 | 5:25:07 | 6:03:34 | 4:30:27 |
| M40-44 | 260 | 4:42:34 | 4:53:36 | 5:11:22 | 5:27:43 | 6:11:40 | 4:37:12 |
| M45-49 | 116 | 4:45:27 | 5:01:35 | 5:11:11 | 5:25:03 | 6:03:51 | 4:42:13 |
| M50-54 | 61 | 5:15:46 | 5:20:29 | 5:38:10 | 5:55:55 | 6:29:43 | 5:15:46 |
| M55-59 | 16 | 5:15:20 | 5:15:20 | 5:31:43 | 5:37:50 | 5:47:01 | 5:15:20 |
| M60-64 | 6 | 5:30:35 | 5:30:35 | 5:30:35 | 5:44:22 | 6:04:14 | 5:30:35 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 261 | 4:28:27 | 5:03:36 | 5:17:08 | 5:42:10 | 6:28:06 | 4:25:34 |
| FPRO | 15 | 4:25:34 | 4:25:34 | 4:27:01 | 4:28:27 | 4:52:36 | 4:25:34 |
| F18-24 | 12 | 5:00:23 | 5:00:23 | 5:06:19 | 5:12:02 | 6:09:10 | 5:00:23 |
| F25-29 | 34 | 5:11:05 | 5:22:59 | 5:40:18 | 5:46:55 | 6:31:53 | 5:11:05 |
| F30-34 | 66 | 4:57:06 | 5:17:08 | 5:24:18 | 5:38:00 | 6:19:08 | 4:57:06 |
| F35-39 | 68 | 5:11:51 | 5:22:39 | 5:36:00 | 5:54:41 | 6:42:54 | 5:11:51 |
| F40-44 | 37 | 5:07:25 | 5:16:58 | 5:21:38 | 5:48:06 | 6:22:39 | 5:07:25 |
| F45-49 | 21 | 4:58:21 | 5:28:29 | 5:37:46 | 5:57:28 | 6:30:42 | 4:58:21 |
| F50-54 | 6 | 5:57:14 | 5:57:14 | 5:57:14 | 6:24:30 | 6:49:54 | 5:57:14 |
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.