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 | 1,001 | 4:08:54 | 4:42:02 | 4:53:11 | 5:08:30 | 5:44:01 | 3:54:59 |
| MPRO | 15 | 3:54:59 | 3:54:59 | 3:56:10 | 3:56:48 | 4:02:43 | 3:54:59 |
| M18-24 | 23 | 4:30:58 | 4:44:03 | 4:46:49 | 4:51:25 | 5:24:08 | 4:30:58 |
| M25-29 | 75 | 4:36:15 | 4:41:18 | 4:53:04 | 5:02:25 | 5:52:39 | 4:36:15 |
| M30-34 | 200 | 4:22:32 | 4:39:29 | 4:50:16 | 5:05:44 | 5:39:29 | 4:19:12 |
| M35-39 | 288 | 4:31:44 | 4:44:55 | 4:50:11 | 5:05:24 | 5:37:10 | 4:22:31 |
| M40-44 | 197 | 4:39:47 | 4:52:30 | 4:59:48 | 5:12:37 | 5:44:42 | 4:09:17 |
| M45-49 | 120 | 4:35:54 | 5:02:09 | 5:11:39 | 5:23:30 | 5:55:38 | 4:34:55 |
| M50-54 | 57 | 4:44:51 | 4:54:29 | 5:01:49 | 5:21:37 | 6:07:45 | 4:44:51 |
| M55-59 | 20 | 5:07:18 | 5:07:18 | 5:11:53 | 5:28:42 | 5:52:01 | 5:07:18 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 175 | 4:31:10 | 4:55:04 | 5:19:11 | 5:31:52 | 6:15:26 | 4:23:49 |
| FPRO | 5 | 4:23:49 | 4:23:49 | 4:23:49 | 4:23:49 | 4:32:46 | 4:23:49 |
| F25-29 | 20 | 4:45:34 | 4:45:34 | 5:30:16 | 5:48:47 | 6:26:52 | 4:45:34 |
| F30-34 | 36 | 5:07:01 | 5:10:51 | 5:22:35 | 5:34:05 | 6:18:24 | 5:07:01 |
| F35-39 | 44 | 4:39:35 | 4:55:04 | 5:04:05 | 5:25:14 | 6:05:08 | 4:39:35 |
| F40-44 | 31 | 4:55:49 | 5:09:21 | 5:28:11 | 5:42:37 | 6:03:51 | 4:55:49 |
| F45-49 | 22 | 5:19:11 | 5:25:15 | 5:27:09 | 5:45:20 | 6:10:37 | 5:19:11 |
| F50-54 | 11 | 5:35:58 | 5:35:58 | 5:46:03 | 5:53:59 | 6:06:40 | 5:35:58 |
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.