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 | 1,573 | 4:01:44 | 4:34:36 | 4:50:59 | 5:14:00 | 5:55:36 | 3:39:03 |
| MPRO | 28 | 3:39:03 | 3:40:03 | 3:43:22 | 3:45:02 | 3:59:58 | 3:39:03 |
| M18-24 | 69 | 4:00:02 | 4:29:46 | 4:37:02 | 5:13:27 | 5:53:25 | 4:00:02 |
| M25-29 | 187 | 4:14:28 | 4:46:31 | 4:56:01 | 5:18:39 | 6:02:14 | 4:10:59 |
| M30-34 | 220 | 4:21:14 | 4:32:51 | 4:49:41 | 5:11:19 | 5:53:30 | 4:14:48 |
| M35-39 | 223 | 4:06:00 | 4:34:33 | 4:46:35 | 5:09:10 | 5:53:06 | 4:01:44 |
| M40-44 | 237 | 4:25:06 | 4:34:48 | 4:48:46 | 5:04:01 | 5:43:08 | 4:13:24 |
| M45-49 | 203 | 4:33:15 | 4:49:24 | 4:59:24 | 5:16:29 | 5:51:23 | 4:22:22 |
| M50-54 | 190 | 4:26:05 | 4:49:00 | 5:08:13 | 5:24:37 | 5:58:08 | 4:17:52 |
| M55-59 | 119 | 4:37:49 | 5:13:26 | 5:30:56 | 5:49:01 | 6:22:46 | 4:37:07 |
| M60-64 | 62 | 4:40:58 | 5:04:24 | 5:23:21 | 5:38:36 | 6:25:45 | 4:40:58 |
| M65-69 | 29 | 5:13:58 | 5:15:46 | 5:19:03 | 5:39:06 | 6:21:49 | 5:13:58 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 657 | 4:17:49 | 4:54:41 | 5:14:46 | 5:40:56 | 6:28:55 | 4:04:47 |
| FPRO | 15 | 4:04:47 | 4:04:47 | 4:05:25 | 4:09:26 | 4:22:14 | 4:04:47 |
| F18-24 | 41 | 4:35:21 | 4:59:53 | 5:04:03 | 5:27:01 | 6:22:09 | 4:35:21 |
| F25-29 | 66 | 4:38:26 | 5:11:03 | 5:20:48 | 5:34:01 | 6:07:21 | 4:38:26 |
| F30-34 | 71 | 4:27:36 | 4:49:13 | 5:11:20 | 5:27:50 | 6:21:30 | 4:27:36 |
| F35-39 | 84 | 4:27:40 | 5:13:27 | 5:16:35 | 5:42:21 | 6:20:12 | 4:27:40 |
| F40-44 | 114 | 4:50:09 | 5:00:50 | 5:22:15 | 5:47:41 | 6:33:24 | 4:39:47 |
| F45-49 | 114 | 4:51:08 | 5:08:55 | 5:26:42 | 5:46:05 | 6:33:37 | 4:41:27 |
| F50-54 | 84 | 4:48:03 | 5:28:41 | 5:31:26 | 5:47:37 | 6:38:54 | 4:48:03 |
| F55-59 | 46 | 4:52:31 | 5:12:53 | 5:33:45 | 6:05:53 | 6:45:47 | 4:52:31 |
| F60-64 | 15 | 5:57:00 | 5:57:00 | 5:59:28 | 6:17:04 | 7:16:47 | 5:57:00 |
| F65-69 | 7 | 5:33:34 | 5:33:34 | 5:33:34 | 5:51:34 | 6:58:56 | 5:33:34 |
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.