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 | 654 | 4:24:50 | 5:00:07 | 5:23:37 | 6:00:08 | 7:03:16 | 3:58:17 |
| MPRO | 8 | 3:58:17 | 3:58:17 | 3:58:17 | 4:09:39 | 4:21:50 | 3:58:17 |
| M18-24 | 18 | 4:58:09 | 4:58:09 | 5:13:32 | 5:17:46 | 6:19:16 | 4:58:09 |
| M25-29 | 60 | 4:48:29 | 4:56:13 | 5:25:58 | 6:14:12 | 7:11:11 | 4:48:29 |
| M30-34 | 105 | 4:42:24 | 4:55:14 | 5:05:09 | 5:42:45 | 7:11:31 | 4:41:13 |
| M35-39 | 153 | 4:26:31 | 5:11:34 | 5:32:12 | 6:03:18 | 7:02:07 | 4:25:54 |
| M40-44 | 143 | 4:46:31 | 5:19:26 | 5:50:24 | 6:15:18 | 7:11:15 | 4:22:37 |
| M45-49 | 99 | 4:49:14 | 5:05:15 | 5:27:14 | 5:56:37 | 6:52:16 | 4:49:14 |
| M50-54 | 45 | 5:07:33 | 5:15:13 | 5:36:58 | 6:00:08 | 6:53:10 | 5:07:33 |
| M55-59 | 14 | 5:21:53 | 5:21:53 | 6:06:52 | 6:17:01 | 6:51:14 | 5:21:53 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 84 | 4:24:48 | 4:48:12 | 5:00:45 | 5:25:03 | 6:49:39 | 4:24:48 |
| FPRO | 11 | 4:24:48 | 4:24:48 | 4:33:55 | 4:34:21 | 4:54:47 | 4:24:48 |
| F25-29 | 13 | 5:05:41 | 5:05:41 | 5:17:10 | 5:40:43 | 6:45:56 | 5:05:41 |
| F30-34 | 13 | 5:25:03 | 5:25:03 | 6:13:15 | 6:43:48 | 7:08:18 | 5:25:03 |
| F35-39 | 16 | 5:21:30 | 5:21:30 | 5:24:22 | 5:59:33 | 6:46:05 | 5:21:30 |
| F40-44 | 16 | 5:25:32 | 5:25:32 | 5:43:10 | 6:42:18 | 7:19:28 | 5:25:32 |
| F45-49 | 10 | 5:04:44 | 5:04:44 | 5:04:44 | 5:50:16 | 7:04:01 | 5:04:44 |
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.