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 | 725 | 4:40:57 | 5:11:40 | 5:29:13 | 5:46:15 | 6:22:31 | 4:24:32 |
| MPRO | 15 | 4:24:32 | 4:24:32 | 4:26:12 | 4:26:36 | 4:40:57 | 4:24:32 |
| M18-24 | 44 | 5:15:07 | 5:31:56 | 5:36:21 | 5:41:52 | 6:06:15 | 5:15:07 |
| M25-29 | 119 | 4:51:46 | 5:07:13 | 5:21:18 | 5:37:26 | 6:09:31 | 4:43:21 |
| M30-34 | 141 | 5:05:03 | 5:16:27 | 5:26:26 | 5:42:47 | 6:19:50 | 4:50:36 |
| M35-39 | 189 | 5:06:08 | 5:16:42 | 5:35:40 | 5:54:01 | 6:24:35 | 5:04:43 |
| M40-44 | 119 | 5:09:01 | 5:29:13 | 5:35:47 | 5:56:17 | 6:40:34 | 4:57:55 |
| M45-49 | 58 | 4:52:04 | 5:34:33 | 5:40:43 | 5:58:41 | 6:29:11 | 4:52:04 |
| M50-54 | 26 | 5:14:08 | 5:24:17 | 5:30:06 | 6:14:08 | 6:40:21 | 5:14:08 |
| M55-59 | 8 | 6:39:22 | 6:39:22 | 6:39:22 | 6:39:35 | 7:27:34 | 6:39:22 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 131 | 4:57:09 | 5:07:58 | 5:48:11 | 6:12:47 | 6:54:13 | 4:49:28 |
| FPRO | 10 | 4:49:28 | 4:49:28 | 4:49:28 | 4:57:09 | 5:04:45 | 4:49:28 |
| F25-29 | 24 | 5:32:16 | 5:40:29 | 5:46:10 | 6:16:19 | 6:47:37 | 5:32:16 |
| F30-34 | 33 | 5:48:11 | 6:01:42 | 6:05:13 | 6:13:06 | 6:45:17 | 5:48:11 |
| F35-39 | 20 | 5:57:24 | 5:57:24 | 6:10:07 | 6:12:47 | 7:02:55 | 5:57:24 |
| F40-44 | 31 | 5:56:46 | 5:56:58 | 6:15:29 | 6:22:28 | 7:03:56 | 5:56:46 |
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.