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 | 1,632 | 4:04:30 | 4:33:28 | 4:46:57 | 4:58:40 | 5:29:53 | 3:48:21 |
| MPRO | 24 | 3:48:21 | 3:50:53 | 3:52:31 | 3:55:33 | 4:00:36 | 3:48:21 |
| M18-24 | 27 | 4:09:29 | 4:24:11 | 4:27:50 | 4:40:14 | 5:18:59 | 4:09:29 |
| M25-29 | 88 | 4:04:30 | 4:24:32 | 4:34:03 | 4:44:58 | 5:11:11 | 4:04:30 |
| M30-34 | 272 | 4:17:25 | 4:29:52 | 4:37:53 | 4:51:12 | 5:21:15 | 4:13:18 |
| M35-39 | 288 | 4:15:45 | 4:28:20 | 4:45:04 | 4:55:45 | 5:19:53 | 4:11:14 |
| M40-44 | 280 | 4:24:56 | 4:39:01 | 4:50:15 | 4:59:23 | 5:25:42 | 4:18:15 |
| M45-49 | 206 | 4:35:58 | 4:47:36 | 4:55:23 | 5:05:13 | 5:32:22 | 4:29:21 |
| M50-54 | 232 | 4:36:40 | 4:52:11 | 4:59:14 | 5:15:15 | 5:39:26 | 4:31:54 |
| M55-59 | 150 | 4:44:51 | 4:59:23 | 5:04:08 | 5:20:19 | 5:53:34 | 4:34:43 |
| M60-64 | 45 | 5:00:46 | 5:17:42 | 5:23:44 | 5:35:19 | 6:01:07 | 5:00:46 |
| M65-69 | 18 | 5:32:46 | 5:32:46 | 5:37:20 | 5:46:10 | 6:10:41 | 5:32:46 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 260 | 4:31:24 | 4:50:15 | 5:05:47 | 5:29:54 | 6:03:38 | 4:19:04 |
| FPRO | 8 | 4:19:04 | 4:19:04 | 4:19:04 | 4:22:35 | 4:32:34 | 4:19:04 |
| F18-24 | 11 | 4:44:17 | 4:44:17 | 4:49:31 | 5:03:31 | 5:32:28 | 4:44:17 |
| F25-29 | 19 | 4:43:54 | 4:43:54 | 4:45:50 | 5:01:57 | 5:38:21 | 4:43:54 |
| F30-34 | 33 | 4:50:15 | 5:00:16 | 5:18:35 | 5:24:39 | 5:51:18 | 4:50:15 |
| F35-39 | 23 | 4:53:46 | 4:56:07 | 5:05:17 | 5:18:45 | 5:48:45 | 4:53:46 |
| F40-44 | 52 | 5:00:29 | 5:04:24 | 5:29:32 | 5:36:32 | 5:55:30 | 5:00:29 |
| F45-49 | 46 | 5:13:59 | 5:29:12 | 5:31:07 | 5:36:33 | 6:13:31 | 5:13:59 |
| F50-54 | 35 | 5:04:03 | 5:05:47 | 5:27:53 | 5:41:53 | 6:16:23 | 5:04:03 |
| F55-59 | 21 | 5:28:22 | 5:48:15 | 5:51:38 | 5:56:09 | 6:19:34 | 5:28:22 |
| F60-64 | 9 | 6:00:49 | 6:00:49 | 6:00:49 | 6:00:54 | 6:22:16 | 6:00:49 |
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.