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 | 1,204 | 4:03:26 | 4:30:33 | 4:42:53 | 4:56:23 | 5:28:16 | 3:49:45 |
| MPRO | 24 | 3:49:45 | 3:52:40 | 3:53:01 | 3:56:13 | 4:02:57 | 3:49:45 |
| M18-24 | 36 | 4:04:01 | 4:22:57 | 4:48:04 | 4:56:27 | 5:30:39 | 4:04:01 |
| M25-29 | 103 | 4:23:18 | 4:31:28 | 4:34:35 | 4:46:21 | 5:17:43 | 4:14:09 |
| M30-34 | 208 | 4:26:20 | 4:32:56 | 4:42:11 | 4:53:47 | 5:21:41 | 4:18:34 |
| M35-39 | 202 | 4:22:23 | 4:32:49 | 4:40:54 | 4:56:31 | 5:27:29 | 4:19:49 |
| M40-44 | 237 | 4:21:25 | 4:36:03 | 4:46:25 | 4:58:54 | 5:27:13 | 4:17:40 |
| M45-49 | 204 | 4:35:54 | 4:45:20 | 4:52:39 | 5:03:51 | 5:30:58 | 4:26:57 |
| M50-54 | 135 | 4:34:26 | 4:49:06 | 4:55:15 | 5:05:17 | 5:43:05 | 4:30:54 |
| M55-59 | 37 | 4:43:31 | 4:49:17 | 4:57:39 | 5:17:16 | 6:00:43 | 4:43:31 |
| M60-64 | 13 | 5:09:13 | 5:09:13 | 5:32:22 | 5:41:21 | 6:08:35 | 5:09:13 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 285 | 4:25:20 | 5:02:08 | 5:12:06 | 5:29:26 | 6:03:48 | 4:19:19 |
| FPRO | 7 | 4:19:19 | 4:19:19 | 4:19:19 | 4:24:58 | 4:26:21 | 4:19:19 |
| F18-24 | 12 | 4:54:51 | 4:54:51 | 5:20:27 | 5:20:27 | 5:54:00 | 4:54:51 |
| F25-29 | 47 | 5:04:01 | 5:09:18 | 5:11:59 | 5:25:18 | 5:59:45 | 5:04:01 |
| F30-34 | 41 | 4:42:40 | 5:05:40 | 5:08:51 | 5:24:38 | 6:01:32 | 4:42:40 |
| F35-39 | 53 | 4:48:09 | 4:58:46 | 5:12:00 | 5:30:12 | 5:55:07 | 4:48:09 |
| F40-44 | 56 | 4:47:03 | 5:06:10 | 5:18:23 | 5:40:03 | 6:11:26 | 4:47:03 |
| F45-49 | 44 | 5:04:05 | 5:17:53 | 5:26:15 | 5:32:34 | 6:01:27 | 5:04:05 |
| F50-54 | 21 | 5:34:18 | 5:47:11 | 5:48:32 | 6:12:24 | 6:35:54 | 5:34:18 |
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.