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 | 1,436 | 3:59:03 | 4:30:54 | 4:48:21 | 5:10:57 | 6:00:38 | 3:45:35 |
| MPRO | 33 | 3:45:35 | 3:46:19 | 3:49:14 | 3:50:38 | 4:02:01 | 3:45:35 |
| M18-24 | 31 | 4:25:53 | 4:46:44 | 4:59:55 | 5:21:30 | 6:20:22 | 4:25:53 |
| M25-29 | 134 | 4:12:00 | 4:15:09 | 4:28:48 | 4:53:50 | 5:51:40 | 4:08:04 |
| M30-34 | 215 | 4:15:38 | 4:29:43 | 4:43:55 | 5:04:15 | 5:52:33 | 3:59:03 |
| M35-39 | 282 | 4:23:49 | 4:43:07 | 4:52:27 | 5:15:51 | 5:52:47 | 4:18:58 |
| M40-44 | 227 | 4:25:01 | 4:45:33 | 4:54:06 | 5:07:53 | 5:54:52 | 4:22:04 |
| M45-49 | 237 | 4:34:58 | 4:49:02 | 4:59:29 | 5:25:53 | 6:07:46 | 4:32:00 |
| M50-54 | 137 | 4:30:54 | 4:47:23 | 4:56:31 | 5:16:55 | 6:12:43 | 4:28:11 |
| M55-59 | 89 | 4:43:20 | 5:10:51 | 5:22:22 | 5:46:43 | 6:15:39 | 4:43:20 |
| M60-64 | 34 | 5:10:57 | 5:13:10 | 5:24:23 | 5:52:11 | 6:51:58 | 5:10:57 |
| M65-69 | 14 | 5:23:36 | 5:23:36 | 5:24:12 | 5:36:57 | 6:20:16 | 5:23:36 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 692 | 4:26:37 | 4:54:53 | 5:18:43 | 5:46:04 | 6:35:33 | 4:15:40 |
| FPRO | 22 | 4:15:40 | 4:18:00 | 4:20:28 | 4:22:18 | 4:32:59 | 4:15:40 |
| F18-24 | 28 | 4:54:52 | 5:00:13 | 5:30:45 | 5:58:39 | 6:32:22 | 4:54:52 |
| F25-29 | 55 | 4:31:32 | 4:46:59 | 5:13:43 | 5:55:52 | 6:35:33 | 4:31:32 |
| F30-34 | 101 | 4:44:06 | 4:58:20 | 5:21:03 | 5:44:32 | 6:34:35 | 4:38:01 |
| F35-39 | 122 | 4:54:53 | 5:13:12 | 5:22:45 | 5:50:09 | 6:35:28 | 4:51:48 |
| F40-44 | 127 | 4:58:27 | 5:12:26 | 5:32:00 | 5:47:42 | 6:30:19 | 4:56:06 |
| F45-49 | 103 | 4:43:51 | 5:20:10 | 5:30:18 | 5:51:04 | 6:55:04 | 4:42:03 |
| F50-54 | 88 | 5:01:54 | 5:17:42 | 5:36:45 | 5:49:59 | 6:50:47 | 5:01:54 |
| F55-59 | 30 | 5:48:40 | 5:57:04 | 6:00:00 | 6:07:56 | 6:30:49 | 5:48:40 |
| F60-64 | 15 | 5:44:43 | 5:44:43 | 6:09:27 | 6:10:37 | 6:52:19 | 5:44:43 |
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.