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 | 670 | 3:53:47 | 4:20:18 | 4:31:13 | 4:46:30 | 5:16:59 | 3:46:46 |
| MPRO | 15 | 3:46:46 | 3:46:46 | 3:47:39 | 3:49:23 | 3:54:53 | 3:46:46 |
| M18-24 | 38 | 4:10:49 | 4:18:26 | 4:21:16 | 4:50:51 | 5:16:12 | 4:10:49 |
| M25-29 | 79 | 4:08:15 | 4:14:39 | 4:22:30 | 4:35:25 | 5:08:23 | 4:08:15 |
| M30-34 | 97 | 4:13:01 | 4:25:02 | 4:37:03 | 4:48:47 | 5:14:52 | 4:13:01 |
| M35-39 | 110 | 4:14:24 | 4:21:10 | 4:27:13 | 4:43:23 | 5:12:29 | 4:02:56 |
| M40-44 | 104 | 4:23:37 | 4:31:35 | 4:36:35 | 4:49:44 | 5:20:54 | 4:23:00 |
| M45-49 | 97 | 4:18:49 | 4:29:33 | 4:37:47 | 4:45:30 | 5:14:29 | 4:18:49 |
| M50-54 | 65 | 4:23:35 | 4:41:24 | 4:49:48 | 5:01:17 | 5:29:55 | 4:23:35 |
| M55-59 | 39 | 4:28:31 | 4:44:35 | 5:01:17 | 5:10:15 | 5:41:01 | 4:28:31 |
| M60-64 | 17 | 4:40:27 | 4:40:27 | 4:52:03 | 5:08:57 | 5:49:28 | 4:40:27 |
| M70-74 | 5 | 5:51:09 | 5:51:09 | 5:51:09 | 5:51:09 | 6:13:53 | 5:51:09 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 163 | 4:14:36 | 4:34:49 | 4:50:29 | 5:13:29 | 5:51:41 | 4:09:30 |
| FPRO | 8 | 4:09:30 | 4:09:30 | 4:09:30 | 4:14:36 | 4:22:29 | 4:09:30 |
| F25-29 | 24 | 5:02:52 | 5:04:02 | 5:04:55 | 5:16:26 | 5:38:30 | 5:02:52 |
| F30-34 | 31 | 4:34:49 | 4:44:35 | 4:50:09 | 5:05:07 | 5:40:56 | 4:34:49 |
| F35-39 | 21 | 4:24:29 | 4:47:33 | 4:50:29 | 5:16:27 | 6:04:35 | 4:24:29 |
| F40-44 | 21 | 4:48:37 | 4:49:03 | 4:58:07 | 5:25:25 | 5:54:59 | 4:48:37 |
| F45-49 | 27 | 4:43:00 | 5:12:15 | 5:17:37 | 5:29:42 | 5:55:59 | 4:43:00 |
| F50-54 | 15 | 5:30:51 | 5:30:51 | 5:45:50 | 5:47:59 | 5:58:19 | 5:30:51 |
| F55-59 | 7 | 6:02:42 | 6:02:42 | 6:02:42 | 6:26:21 | 7:03:54 | 6:02:42 |
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.