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 | 1,300 | 4:02:04 | 4:33:42 | 4:53:26 | 5:19:45 | 6:10:56 | 3:49:56 |
| MPRO | 23 | 3:49:56 | 3:50:48 | 3:51:01 | 3:52:34 | 4:02:50 | 3:49:56 |
| M18-24 | 80 | 4:12:57 | 4:35:59 | 4:45:18 | 5:12:22 | 6:09:47 | 4:12:57 |
| M25-29 | 188 | 4:18:17 | 4:36:16 | 4:56:48 | 5:23:24 | 6:11:37 | 4:18:11 |
| M30-34 | 217 | 4:05:03 | 4:36:58 | 4:57:34 | 5:20:18 | 6:15:10 | 4:01:50 |
| M35-39 | 207 | 4:27:26 | 4:41:37 | 5:03:36 | 5:31:50 | 6:20:37 | 4:27:01 |
| M40-44 | 174 | 4:21:10 | 4:31:57 | 4:45:00 | 5:10:33 | 6:00:59 | 4:17:52 |
| M45-49 | 123 | 4:21:30 | 4:43:11 | 4:50:40 | 5:16:31 | 6:07:31 | 4:18:58 |
| M50-54 | 125 | 4:35:49 | 4:56:20 | 5:09:04 | 5:27:02 | 6:07:08 | 4:33:32 |
| M55-59 | 91 | 4:43:34 | 4:57:33 | 5:06:58 | 5:29:18 | 6:11:55 | 4:43:34 |
| M60-64 | 50 | 4:50:05 | 5:05:01 | 5:21:47 | 5:42:18 | 6:32:53 | 4:50:05 |
| M65-69 | 17 | 5:32:07 | 5:32:07 | 5:39:06 | 5:45:51 | 6:48:51 | 5:32:07 |
| M70-74 | 5 | 5:51:33 | 5:51:33 | 5:51:33 | 5:51:33 | 7:07:21 | 5:51:33 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 585 | 4:25:25 | 5:00:24 | 5:20:46 | 5:44:22 | 6:40:35 | 4:12:53 |
| FPRO | 11 | 4:12:53 | 4:12:53 | 4:16:13 | 4:19:30 | 4:25:25 | 4:12:53 |
| F18-24 | 26 | 4:51:59 | 5:10:26 | 5:11:44 | 5:51:02 | 6:17:42 | 4:51:59 |
| F25-29 | 84 | 4:40:57 | 5:09:39 | 5:26:53 | 5:49:54 | 6:41:43 | 4:40:57 |
| F30-34 | 101 | 4:40:42 | 4:57:20 | 5:15:32 | 5:42:13 | 6:26:08 | 4:32:14 |
| F35-39 | 95 | 4:40:44 | 4:52:45 | 5:18:36 | 5:43:36 | 6:44:21 | 4:40:44 |
| F40-44 | 67 | 5:05:15 | 5:10:46 | 5:29:43 | 5:42:58 | 6:44:55 | 5:05:15 |
| F45-49 | 78 | 5:07:32 | 5:16:43 | 5:27:18 | 5:46:14 | 6:42:03 | 5:07:32 |
| F50-54 | 62 | 5:04:41 | 5:21:47 | 5:36:04 | 5:51:51 | 7:01:34 | 5:04:41 |
| F55-59 | 33 | 4:59:41 | 5:08:46 | 5:33:01 | 5:45:41 | 6:56:53 | 4:59:41 |
| F60-64 | 18 | 5:40:54 | 5:40:54 | 5:42:57 | 5:55:41 | 6:22:31 | 5:40:54 |
| F65-69 | 7 | 5:44:22 | 5:44:22 | 5:44:22 | 5:48:18 | 7:00:37 | 5:44:22 |
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.