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 | 904 | 4:00:29 | 4:31:49 | 4:49:48 | 5:04:22 | 5:38:06 | 3:47:35 |
| MPRO | 23 | 3:47:35 | 3:50:05 | 3:51:56 | 3:57:28 | 4:01:30 | 3:47:35 |
| M18-24 | 35 | 4:21:27 | 4:23:32 | 4:39:53 | 4:46:47 | 5:28:05 | 4:21:27 |
| M25-29 | 98 | 4:25:18 | 4:35:54 | 4:47:57 | 4:59:58 | 5:35:29 | 4:25:18 |
| M30-34 | 132 | 4:18:01 | 4:36:28 | 4:48:12 | 5:07:39 | 5:36:48 | 4:15:31 |
| M35-39 | 147 | 4:25:16 | 4:33:00 | 4:45:11 | 5:01:30 | 5:28:07 | 4:25:05 |
| M40-44 | 151 | 4:24:24 | 4:46:42 | 4:58:44 | 5:08:33 | 5:41:53 | 4:21:58 |
| M45-49 | 134 | 4:39:04 | 4:52:06 | 5:00:33 | 5:14:11 | 5:44:54 | 4:28:46 |
| M50-54 | 115 | 4:39:20 | 4:50:27 | 5:00:22 | 5:15:31 | 5:41:17 | 4:30:15 |
| M55-59 | 43 | 4:46:52 | 5:12:10 | 5:16:47 | 5:25:19 | 5:49:13 | 4:46:52 |
| M60-64 | 19 | 4:58:31 | 4:58:31 | 5:00:45 | 5:22:10 | 6:15:12 | 4:58:31 |
| M65-69 | 6 | 6:02:24 | 6:02:24 | 6:02:24 | 6:03:36 | 6:28:12 | 6:02:24 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 190 | 4:32:01 | 4:54:44 | 5:14:51 | 5:36:28 | 6:10:18 | 4:16:02 |
| FPRO | 6 | 4:16:02 | 4:16:02 | 4:16:02 | 4:32:01 | 4:33:21 | 4:16:02 |
| F18-24 | 11 | 5:04:55 | 5:04:55 | 5:38:57 | 5:46:56 | 6:21:33 | 5:04:55 |
| F25-29 | 27 | 4:44:35 | 4:44:42 | 5:00:52 | 5:20:29 | 6:17:49 | 4:44:35 |
| F30-34 | 32 | 4:57:50 | 5:02:15 | 5:29:09 | 5:34:59 | 6:16:21 | 4:57:50 |
| F35-39 | 40 | 5:11:44 | 5:16:08 | 5:25:56 | 5:49:15 | 6:20:30 | 5:11:44 |
| F40-44 | 30 | 4:51:03 | 4:54:44 | 5:00:08 | 5:18:36 | 6:02:34 | 4:51:03 |
| F45-49 | 18 | 4:56:43 | 4:56:43 | 5:34:30 | 5:44:53 | 6:04:36 | 4:56:43 |
| F50-54 | 15 | 5:30:43 | 5:30:43 | 5:34:36 | 5:39:09 | 6:00:45 | 5:30:43 |
| F55-59 | 9 | 5:49:51 | 5:49:51 | 5:49:51 | 5:54:23 | 6:11:22 | 5:49:51 |
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.