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 | 1,492 | 4:03:48 | 4:38:41 | 4:55:13 | 5:13:29 | 5:56:04 | 3:45:55 |
| MPRO | 17 | 3:45:55 | 3:45:55 | 3:46:37 | 3:52:01 | 3:56:34 | 3:45:55 |
| M18-24 | 87 | 4:26:02 | 4:45:29 | 5:00:09 | 5:14:26 | 5:51:59 | 4:26:02 |
| M25-29 | 178 | 4:17:51 | 4:30:48 | 4:43:53 | 5:11:10 | 5:57:51 | 4:14:42 |
| M30-34 | 240 | 4:27:35 | 4:37:53 | 4:55:41 | 5:14:14 | 5:58:03 | 4:15:17 |
| M35-39 | 272 | 4:12:25 | 4:34:48 | 4:54:12 | 5:09:55 | 5:51:57 | 3:58:27 |
| M40-44 | 278 | 4:23:27 | 4:47:25 | 4:58:28 | 5:13:29 | 5:54:41 | 4:18:39 |
| M45-49 | 196 | 4:33:12 | 4:49:19 | 4:59:12 | 5:11:54 | 5:50:40 | 4:26:13 |
| M50-54 | 128 | 4:37:44 | 4:55:11 | 5:13:57 | 5:24:16 | 6:05:38 | 4:36:24 |
| M55-59 | 65 | 4:47:36 | 5:06:15 | 5:27:20 | 5:48:49 | 6:13:33 | 4:47:36 |
| M60-64 | 20 | 5:13:47 | 5:13:47 | 5:34:21 | 5:40:19 | 6:18:19 | 5:13:47 |
| M65-69 | 5 | 6:48:02 | 6:48:02 | 6:48:02 | 6:48:02 | 7:28:01 | 6:48:02 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 672 | 4:29:40 | 5:03:57 | 5:21:38 | 5:43:26 | 6:22:18 | 4:11:51 |
| FPRO | 10 | 4:11:51 | 4:11:51 | 4:11:51 | 4:16:22 | 4:27:31 | 4:11:51 |
| F18-24 | 42 | 4:34:08 | 5:09:25 | 5:26:56 | 5:52:25 | 6:20:10 | 4:34:08 |
| F25-29 | 92 | 4:44:54 | 5:03:53 | 5:31:31 | 5:49:38 | 6:27:10 | 4:44:54 |
| F30-34 | 122 | 4:40:18 | 5:03:03 | 5:19:34 | 5:45:55 | 6:22:37 | 4:34:45 |
| F35-39 | 115 | 4:56:58 | 5:06:29 | 5:23:20 | 5:42:23 | 6:22:25 | 4:44:36 |
| F40-44 | 125 | 4:58:00 | 5:11:31 | 5:22:40 | 5:47:15 | 6:16:21 | 4:42:14 |
| F45-49 | 80 | 5:01:55 | 5:07:27 | 5:23:44 | 5:39:03 | 6:12:55 | 5:01:55 |
| F50-54 | 52 | 5:11:29 | 5:18:09 | 5:29:51 | 5:34:33 | 6:28:56 | 5:11:29 |
| F55-59 | 21 | 5:30:01 | 5:34:13 | 6:16:27 | 6:20:33 | 6:56:32 | 5:30:01 |
| F60-64 | 12 | 5:58:17 | 5:58:17 | 6:06:39 | 6:17:17 | 6:40:34 | 5:58:17 |
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.