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 | 1,018 | 4:26:56 | 4:57:52 | 5:11:00 | 5:33:58 | 6:23:50 | 4:05:43 |
| MPRO | 12 | 4:05:43 | 4:05:43 | 4:12:13 | 4:14:14 | 4:22:31 | 4:05:43 |
| M18-24 | 27 | 4:55:17 | 4:56:48 | 4:59:13 | 5:20:20 | 6:12:43 | 4:55:17 |
| M25-29 | 47 | 4:40:44 | 4:49:32 | 5:10:36 | 5:35:05 | 6:24:32 | 4:40:44 |
| M30-34 | 117 | 4:30:39 | 4:38:17 | 5:02:27 | 5:26:34 | 6:16:48 | 4:21:06 |
| M35-39 | 144 | 4:25:49 | 4:52:02 | 5:08:35 | 5:26:35 | 6:07:32 | 4:20:09 |
| M40-44 | 230 | 4:43:40 | 5:00:28 | 5:12:43 | 5:30:47 | 6:18:09 | 4:31:13 |
| M45-49 | 181 | 4:47:00 | 5:05:06 | 5:10:54 | 5:35:18 | 6:22:06 | 4:27:29 |
| M50-54 | 119 | 4:55:57 | 5:05:26 | 5:18:58 | 5:42:24 | 6:27:41 | 4:38:46 |
| M55-59 | 71 | 5:09:50 | 5:25:02 | 5:28:35 | 5:59:54 | 6:49:52 | 5:09:50 |
| M60-64 | 40 | 5:07:56 | 5:24:56 | 5:32:16 | 6:02:37 | 6:47:54 | 5:07:56 |
| M65-69 | 17 | 6:27:05 | 6:27:05 | 6:28:32 | 6:38:58 | 7:40:50 | 6:27:05 |
| M70-74 | 12 | 6:17:21 | 6:17:21 | 6:38:00 | 6:40:50 | 7:07:45 | 6:17:21 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 448 | 4:53:08 | 5:24:43 | 5:40:20 | 6:04:08 | 6:55:31 | 4:44:36 |
| FPRO | 6 | 4:44:36 | 4:44:36 | 4:44:36 | 4:46:46 | 4:51:05 | 4:44:36 |
| F18-24 | 13 | 5:07:53 | 5:07:53 | 5:40:32 | 6:08:13 | 6:47:18 | 5:07:53 |
| F25-29 | 39 | 5:13:53 | 5:16:23 | 5:33:45 | 5:58:43 | 6:42:19 | 5:13:53 |
| F30-34 | 62 | 4:45:56 | 5:30:16 | 5:50:53 | 5:53:56 | 6:38:05 | 4:45:56 |
| F35-39 | 78 | 4:53:08 | 5:15:36 | 5:27:39 | 5:57:49 | 6:53:13 | 4:53:08 |
| F40-44 | 76 | 5:13:50 | 5:24:05 | 5:41:30 | 6:06:20 | 7:11:44 | 5:13:50 |
| F45-49 | 70 | 5:09:33 | 5:24:46 | 5:34:07 | 5:59:09 | 6:47:25 | 5:09:33 |
| F50-54 | 59 | 5:29:44 | 5:42:50 | 5:52:12 | 6:16:22 | 7:03:52 | 5:29:44 |
| F55-59 | 26 | 6:02:16 | 6:07:13 | 6:31:16 | 6:42:00 | 7:50:22 | 6:02:16 |
| F60-64 | 12 | 5:53:21 | 5:53:21 | 6:37:31 | 6:57:27 | 7:33:12 | 5:53:21 |
| F65-69 | 6 | 6:21:07 | 6:21:07 | 6:21:07 | 6:30:05 | 7:31:53 | 6:21:07 |
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.