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 | 1,439 | 4:13:17 | 4:45:44 | 5:00:13 | 5:18:48 | 6:05:53 | 3:51:18 |
| MPRO | 19 | 3:51:18 | 3:51:18 | 3:52:39 | 3:57:06 | 4:09:02 | 3:51:18 |
| M18-24 | 62 | 4:10:48 | 4:32:50 | 4:43:17 | 5:07:19 | 5:35:33 | 4:10:48 |
| M25-29 | 130 | 4:26:08 | 4:41:57 | 4:49:00 | 5:10:47 | 5:49:25 | 4:21:03 |
| M30-34 | 207 | 4:35:48 | 4:46:34 | 5:02:38 | 5:15:42 | 6:02:01 | 4:28:39 |
| M35-39 | 337 | 4:33:42 | 4:51:50 | 5:08:46 | 5:25:25 | 6:13:53 | 4:16:15 |
| M40-44 | 333 | 4:35:06 | 4:48:45 | 5:00:37 | 5:17:22 | 5:58:38 | 4:28:16 |
| M45-49 | 180 | 4:37:56 | 4:49:53 | 5:02:18 | 5:26:07 | 6:08:32 | 4:32:20 |
| M50-54 | 104 | 4:55:17 | 5:02:36 | 5:07:49 | 5:26:41 | 6:16:13 | 4:49:27 |
| M55-59 | 40 | 5:05:40 | 5:06:25 | 5:18:16 | 5:30:17 | 6:30:19 | 5:05:40 |
| M60-64 | 17 | 5:40:45 | 5:40:45 | 5:41:12 | 5:54:53 | 6:47:06 | 5:40:45 |
| M65-69 | 7 | 5:21:19 | 5:21:19 | 5:21:19 | 5:42:54 | 7:19:22 | 5:21:19 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 502 | 4:31:01 | 4:57:53 | 5:14:45 | 5:42:13 | 6:24:26 | 4:14:22 |
| FPRO | 13 | 4:14:22 | 4:14:22 | 4:18:55 | 4:23:10 | 4:34:39 | 4:14:22 |
| F18-24 | 25 | 4:48:05 | 4:55:07 | 4:56:08 | 5:02:34 | 5:49:45 | 4:48:05 |
| F25-29 | 68 | 4:52:20 | 5:13:54 | 5:22:28 | 5:52:41 | 6:25:31 | 4:52:20 |
| F30-34 | 79 | 4:43:34 | 5:04:05 | 5:14:20 | 5:34:12 | 6:23:50 | 4:43:34 |
| F35-39 | 103 | 4:59:07 | 5:10:39 | 5:37:19 | 5:53:19 | 6:35:12 | 4:54:31 |
| F40-44 | 109 | 4:56:45 | 5:08:58 | 5:16:03 | 5:39:14 | 6:23:02 | 4:55:58 |
| F45-49 | 59 | 4:53:02 | 5:16:24 | 5:34:40 | 5:55:54 | 6:23:20 | 4:53:02 |
| F50-54 | 32 | 5:34:09 | 5:34:50 | 5:46:45 | 5:53:29 | 6:49:46 | 5:34:09 |
| F55-59 | 10 | 6:02:07 | 6:02:07 | 6:02:07 | 6:14:44 | 6:41:35 | 6:02:07 |
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.