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 | 963 | 3:41:37 | 3:53:34 | 4:07:52 | 4:15:57 | 4:32:41 | 3:34:04 |
| MPRO | 65 | 3:34:04 | 3:38:02 | 3:40:16 | 3:42:43 | 3:46:57 | 3:34:04 |
| M18-24 | 50 | 3:51:35 | 3:56:51 | 3:58:29 | 4:09:41 | 4:20:24 | 3:51:35 |
| M25-29 | 86 | 3:57:28 | 4:05:09 | 4:08:57 | 4:11:30 | 4:24:49 | 3:57:28 |
| M30-34 | 135 | 4:03:22 | 4:06:19 | 4:08:34 | 4:13:11 | 4:23:57 | 4:03:21 |
| M35-39 | 188 | 3:58:55 | 4:08:07 | 4:12:06 | 4:17:50 | 4:29:44 | 3:52:49 |
| M40-44 | 154 | 4:03:46 | 4:12:06 | 4:15:57 | 4:21:30 | 4:32:21 | 4:03:13 |
| M45-49 | 118 | 4:08:05 | 4:13:46 | 4:20:30 | 4:29:15 | 4:39:55 | 4:06:00 |
| M50-54 | 70 | 4:12:44 | 4:18:44 | 4:23:54 | 4:29:42 | 4:41:20 | 4:12:44 |
| M55-59 | 41 | 4:22:29 | 4:26:22 | 4:32:17 | 4:36:44 | 4:55:26 | 4:22:29 |
| M60-64 | 24 | 4:32:47 | 4:36:35 | 4:36:58 | 4:47:09 | 5:08:48 | 4:32:47 |
| M65-69 | 22 | 4:54:22 | 4:55:26 | 5:02:15 | 5:11:15 | 5:21:07 | 4:54:22 |
| M70-74 | 8 | 5:06:02 | 5:06:02 | 5:06:02 | 5:21:58 | 6:02:17 | 5:06:02 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 422 | 4:07:39 | 4:22:54 | 4:29:04 | 4:38:18 | 4:57:09 | 3:59:33 |
| FPRO | 27 | 3:59:33 | 4:03:49 | 4:05:27 | 4:08:17 | 4:24:42 | 3:59:33 |
| F18-24 | 22 | 4:18:30 | 4:20:59 | 4:26:48 | 4:38:40 | 5:03:03 | 4:18:30 |
| F25-29 | 54 | 4:15:52 | 4:20:53 | 4:22:54 | 4:25:20 | 4:45:02 | 4:15:52 |
| F30-34 | 69 | 4:20:28 | 4:26:08 | 4:32:46 | 4:39:36 | 4:52:49 | 4:20:28 |
| F35-39 | 72 | 4:23:18 | 4:29:04 | 4:34:17 | 4:39:19 | 4:54:55 | 4:23:18 |
| F40-44 | 63 | 4:16:58 | 4:33:52 | 4:40:07 | 4:46:00 | 4:57:09 | 4:16:58 |
| F45-49 | 46 | 4:34:45 | 4:39:21 | 4:41:37 | 4:47:32 | 4:59:19 | 4:34:45 |
| F50-54 | 37 | 4:29:09 | 4:49:12 | 4:53:40 | 5:04:11 | 5:28:08 | 4:29:09 |
| F55-59 | 17 | 4:56:54 | 4:56:54 | 5:03:58 | 5:18:21 | 5:39:40 | 4:56:54 |
| F60-64 | 9 | 5:31:33 | 5:31:33 | 5:31:33 | 5:37:03 | 6:11:38 | 5:31:33 |
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.