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 | 908 | 4:14:25 | 4:40:49 | 4:53:27 | 5:13:04 | 5:53:55 | 3:53:32 |
| MPRO | 14 | 3:53:32 | 3:53:32 | 3:56:23 | 3:57:23 | 4:06:38 | 3:53:32 |
| M18-24 | 26 | 4:24:26 | 4:36:13 | 4:37:04 | 4:51:03 | 5:18:05 | 4:24:26 |
| M25-29 | 62 | 4:14:25 | 4:39:51 | 4:48:24 | 4:58:38 | 5:37:54 | 4:14:25 |
| M30-34 | 123 | 4:25:19 | 4:36:40 | 4:42:50 | 4:57:03 | 5:49:59 | 4:20:45 |
| M35-39 | 199 | 4:21:49 | 4:43:29 | 4:53:39 | 5:11:19 | 5:50:48 | 4:15:26 |
| M40-44 | 205 | 4:31:10 | 4:48:18 | 5:02:20 | 5:17:54 | 5:53:05 | 4:27:12 |
| M45-49 | 134 | 4:34:45 | 4:57:32 | 5:06:27 | 5:31:43 | 6:02:19 | 4:30:15 |
| M50-54 | 71 | 4:43:49 | 5:02:30 | 5:13:25 | 5:35:51 | 6:09:35 | 4:43:49 |
| M55-59 | 39 | 4:41:11 | 5:04:03 | 5:13:04 | 5:29:06 | 6:24:23 | 4:41:11 |
| M60-64 | 24 | 5:05:04 | 5:16:12 | 5:22:41 | 5:34:23 | 6:30:52 | 5:05:04 |
| M65-69 | 5 | 6:07:07 | 6:07:07 | 6:07:07 | 6:07:07 | 7:25:38 | 6:07:07 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 332 | 4:36:16 | 5:06:21 | 5:13:09 | 5:31:57 | 6:10:01 | 4:22:31 |
| FPRO | 10 | 4:22:31 | 4:22:31 | 4:22:31 | 4:30:23 | 4:37:09 | 4:22:31 |
| F18-24 | 8 | 5:21:48 | 5:21:48 | 5:21:48 | 5:49:49 | 6:43:08 | 5:21:48 |
| F25-29 | 42 | 4:45:45 | 4:55:33 | 5:06:21 | 5:17:01 | 5:54:27 | 4:45:45 |
| F30-34 | 50 | 5:09:23 | 5:12:03 | 5:27:01 | 5:39:25 | 6:15:28 | 5:09:23 |
| F35-39 | 61 | 4:58:17 | 5:08:44 | 5:17:26 | 5:29:08 | 6:01:21 | 4:58:17 |
| F40-44 | 83 | 4:36:48 | 5:13:06 | 5:17:06 | 5:30:22 | 6:07:20 | 4:36:48 |
| F45-49 | 50 | 5:00:23 | 5:19:05 | 5:33:08 | 5:46:50 | 6:10:08 | 5:00:23 |
| F50-54 | 16 | 5:30:53 | 5:30:53 | 5:44:35 | 5:54:18 | 6:28:52 | 5:30:53 |
| F55-59 | 8 | 5:37:12 | 5:37:12 | 5:37:12 | 6:41:22 | 6:51:22 | 5:37:12 |
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.