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 | 469 | 4:22:26 | 4:48:08 | 5:10:03 | 5:28:18 | 6:09:40 | 4:08:22 |
| MPRO | 19 | 4:08:22 | 4:08:22 | 4:12:47 | 4:21:38 | 4:26:58 | 4:08:22 |
| M18-24 | 19 | 4:51:39 | 4:51:39 | 5:10:12 | 5:20:37 | 6:03:38 | 4:51:39 |
| M25-29 | 56 | 4:28:50 | 4:42:15 | 4:55:00 | 5:13:44 | 5:57:01 | 4:28:50 |
| M30-34 | 69 | 4:38:17 | 4:46:21 | 5:12:36 | 5:30:43 | 6:07:52 | 4:38:17 |
| M35-39 | 87 | 4:42:47 | 5:09:17 | 5:19:26 | 5:39:48 | 6:14:10 | 4:42:47 |
| M40-44 | 75 | 4:51:20 | 4:56:50 | 5:10:03 | 5:24:56 | 6:06:07 | 4:51:20 |
| M45-49 | 62 | 5:07:29 | 5:22:36 | 5:25:56 | 5:29:17 | 6:11:53 | 5:07:29 |
| M50-54 | 44 | 4:57:21 | 5:26:43 | 5:34:31 | 5:39:41 | 6:21:58 | 4:57:21 |
| M55-59 | 20 | 5:35:46 | 5:35:46 | 5:46:21 | 5:54:22 | 6:24:40 | 5:35:46 |
| M60-64 | 14 | 5:47:37 | 5:47:37 | 6:07:19 | 6:30:03 | 6:42:48 | 5:47:37 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 94 | 4:47:06 | 4:58:00 | 5:18:53 | 5:39:33 | 6:41:03 | 4:47:06 |
| FPRO | 12 | 4:47:06 | 4:47:06 | 4:50:37 | 4:51:04 | 5:01:46 | 4:47:06 |
| F18-24 | 8 | 5:53:26 | 5:53:26 | 5:53:26 | 6:08:07 | 6:41:03 | 5:53:26 |
| F25-29 | 10 | 5:16:25 | 5:16:25 | 5:16:25 | 5:31:58 | 6:16:42 | 5:16:25 |
| F30-34 | 18 | 5:29:50 | 5:29:50 | 5:33:55 | 6:04:44 | 7:03:57 | 5:29:50 |
| F35-39 | 15 | 5:33:25 | 5:33:25 | 5:38:52 | 5:39:33 | 6:28:48 | 5:33:25 |
| F40-44 | 9 | 6:22:30 | 6:22:30 | 6:22:30 | 6:29:50 | 6:57:10 | 6:22:30 |
| F45-49 | 10 | 6:08:57 | 6:08:57 | 6:08:57 | 6:35:20 | 6:46:20 | 6:08:57 |
| F50-54 | 7 | 6:28:37 | 6:28:37 | 6:28:37 | 6:33:53 | 7:11:47 | 6:28:37 |
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.