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 | 1,368 | 4:03:48 | 4:48:32 | 5:08:10 | 5:32:07 | 6:17:08 | 3:50:27 |
| MPRO | 25 | 3:50:27 | 3:51:12 | 3:53:40 | 3:54:37 | 4:02:47 | 3:50:27 |
| M18-24 | 125 | 4:34:12 | 5:02:44 | 5:09:07 | 5:32:18 | 6:06:40 | 4:11:24 |
| M25-29 | 229 | 4:44:22 | 4:57:46 | 5:16:39 | 5:38:23 | 6:19:56 | 4:21:32 |
| M30-34 | 236 | 4:37:07 | 4:47:48 | 5:04:23 | 5:33:07 | 6:13:23 | 4:17:13 |
| M35-39 | 224 | 4:30:33 | 4:54:20 | 5:04:57 | 5:26:31 | 6:08:50 | 4:20:06 |
| M40-44 | 177 | 4:25:42 | 4:50:22 | 5:01:20 | 5:31:53 | 6:19:48 | 4:24:13 |
| M45-49 | 134 | 4:22:44 | 4:57:58 | 5:12:20 | 5:33:00 | 6:17:15 | 4:15:09 |
| M50-54 | 101 | 4:56:54 | 5:22:17 | 5:30:25 | 5:48:45 | 6:30:44 | 4:39:19 |
| M55-59 | 74 | 5:08:16 | 5:22:08 | 5:30:11 | 5:38:12 | 6:43:30 | 5:08:16 |
| M60-64 | 25 | 5:26:22 | 5:26:55 | 5:28:54 | 5:48:27 | 6:46:42 | 5:26:22 |
| M65-69 | 15 | 5:40:12 | 5:40:12 | 6:31:50 | 6:55:57 | 7:57:08 | 5:40:12 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 384 | 4:27:40 | 5:01:15 | 5:29:42 | 5:56:39 | 6:56:43 | 4:23:56 |
| FPRO | 17 | 4:23:56 | 4:23:56 | 4:24:11 | 4:27:40 | 4:33:53 | 4:23:56 |
| F18-24 | 55 | 5:11:22 | 5:33:18 | 5:47:31 | 6:16:16 | 7:15:13 | 5:11:22 |
| F25-29 | 91 | 5:01:15 | 5:25:12 | 5:42:05 | 6:08:17 | 6:53:14 | 5:01:15 |
| F30-34 | 57 | 4:43:00 | 4:57:13 | 5:30:09 | 5:55:17 | 6:54:35 | 4:43:00 |
| F35-39 | 52 | 5:12:22 | 5:27:00 | 5:34:08 | 5:46:00 | 6:43:30 | 5:12:22 |
| F40-44 | 29 | 5:29:42 | 5:48:22 | 5:50:47 | 5:56:52 | 6:42:28 | 5:29:42 |
| F45-49 | 35 | 5:19:22 | 5:24:07 | 5:39:39 | 6:12:43 | 6:55:50 | 5:19:22 |
| F50-54 | 26 | 5:19:09 | 6:03:49 | 6:14:14 | 6:44:19 | 7:28:21 | 5:19:09 |
| F55-59 | 16 | 5:47:21 | 5:47:21 | 5:57:44 | 6:26:33 | 7:02:58 | 5:47:21 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 3.6 million IRONMAN triathlon records with transition times (2002-2026), v4.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.23421027.