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 | 953 | 4:35:28 | 5:03:50 | 5:24:12 | 5:42:25 | 6:23:58 | 4:07:38 |
| MPRO | 18 | 4:07:38 | 4:07:38 | 4:09:01 | 4:27:24 | 4:43:17 | 4:07:38 |
| M18-24 | 30 | 4:44:47 | 4:58:58 | 5:03:50 | 5:31:38 | 6:30:14 | 4:44:47 |
| M25-29 | 91 | 4:53:15 | 5:08:11 | 5:23:59 | 5:34:38 | 6:19:51 | 4:53:15 |
| M30-34 | 201 | 4:35:49 | 5:07:09 | 5:19:58 | 5:41:21 | 6:16:17 | 4:21:51 |
| M35-39 | 223 | 4:48:26 | 5:11:42 | 5:32:23 | 5:48:30 | 6:28:26 | 4:17:47 |
| M40-44 | 229 | 4:51:02 | 5:12:10 | 5:31:19 | 5:44:22 | 6:25:15 | 4:19:28 |
| M45-49 | 105 | 5:02:11 | 5:24:19 | 5:32:09 | 5:42:33 | 6:27:54 | 4:59:29 |
| M50-54 | 41 | 5:23:26 | 5:45:29 | 5:53:56 | 6:06:10 | 6:49:53 | 5:23:26 |
| M55-59 | 9 | 5:17:17 | 5:17:17 | 5:17:17 | 5:24:00 | 6:25:11 | 5:17:17 |
| M60-64 | 5 | 5:13:54 | 5:13:54 | 5:13:54 | 5:13:54 | 6:36:55 | 5:13:54 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 176 | 4:27:24 | 5:01:27 | 5:26:27 | 5:49:49 | 6:42:18 | 4:20:48 |
| FPRO | 10 | 4:20:48 | 4:20:48 | 4:20:48 | 4:27:24 | 4:37:07 | 4:20:48 |
| F18-24 | 7 | 5:40:02 | 5:40:02 | 5:40:02 | 5:46:17 | 6:28:47 | 5:40:02 |
| F25-29 | 19 | 5:21:31 | 5:21:31 | 5:45:10 | 5:56:56 | 6:26:52 | 5:21:31 |
| F30-34 | 39 | 4:37:28 | 5:01:27 | 5:20:03 | 5:42:10 | 6:33:59 | 4:37:28 |
| F35-39 | 45 | 4:56:13 | 5:26:27 | 5:31:17 | 5:49:49 | 6:50:34 | 4:56:13 |
| F40-44 | 38 | 5:21:23 | 5:31:14 | 5:41:51 | 6:22:07 | 6:57:07 | 5:21:23 |
| F45-49 | 15 | 5:39:28 | 5:39:28 | 5:49:16 | 5:49:49 | 6:44:55 | 5:39:28 |
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.