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 | 791 | 4:02:28 | 4:23:14 | 4:36:01 | 4:48:09 | 5:22:42 | 3:43:26 |
| MPRO | 9 | 3:43:26 | 3:43:26 | 3:43:26 | 3:45:38 | 3:56:43 | 3:43:26 |
| M18-24 | 34 | 3:57:27 | 4:04:32 | 4:28:39 | 4:39:10 | 5:16:38 | 3:57:27 |
| M25-29 | 93 | 4:02:28 | 4:14:05 | 4:24:51 | 4:38:31 | 5:20:13 | 4:02:28 |
| M30-34 | 107 | 4:17:48 | 4:21:58 | 4:33:32 | 4:41:48 | 5:10:59 | 4:17:27 |
| M35-39 | 147 | 4:15:57 | 4:24:25 | 4:39:28 | 4:48:41 | 5:24:13 | 4:14:17 |
| M40-44 | 138 | 4:18:40 | 4:26:20 | 4:34:53 | 4:46:55 | 5:15:30 | 4:18:06 |
| M45-49 | 135 | 4:18:51 | 4:36:01 | 4:45:14 | 4:54:43 | 5:23:38 | 4:15:51 |
| M50-54 | 68 | 4:29:20 | 4:40:01 | 4:47:53 | 5:04:10 | 5:28:06 | 4:29:20 |
| M55-59 | 39 | 4:31:47 | 4:37:52 | 5:00:23 | 5:15:44 | 5:58:36 | 4:31:47 |
| M60-64 | 12 | 4:39:12 | 4:39:12 | 5:07:07 | 5:20:08 | 5:40:39 | 4:39:12 |
| M65-69 | 7 | 4:52:55 | 4:52:55 | 4:52:55 | 5:39:09 | 5:55:30 | 4:52:55 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 202 | 4:19:35 | 4:42:41 | 4:58:42 | 5:13:16 | 5:55:17 | 4:12:25 |
| FPRO | 9 | 4:12:25 | 4:12:25 | 4:12:25 | 4:16:44 | 4:39:54 | 4:12:25 |
| F18-24 | 13 | 4:48:59 | 4:48:59 | 5:05:39 | 5:17:54 | 6:08:02 | 4:48:59 |
| F25-29 | 23 | 4:24:31 | 4:53:13 | 5:02:27 | 5:06:19 | 5:37:07 | 4:24:31 |
| F30-34 | 26 | 4:21:50 | 4:38:02 | 5:07:04 | 5:21:31 | 5:51:03 | 4:21:50 |
| F35-39 | 31 | 4:35:48 | 4:43:07 | 4:55:22 | 5:12:31 | 5:50:29 | 4:35:48 |
| F40-44 | 30 | 4:50:54 | 5:10:51 | 5:13:36 | 5:20:00 | 6:03:13 | 4:50:54 |
| F45-49 | 36 | 4:44:44 | 4:55:28 | 5:00:48 | 5:11:21 | 5:40:30 | 4:44:44 |
| F50-54 | 17 | 5:00:21 | 5:00:21 | 5:54:07 | 5:58:27 | 6:14:16 | 5:00:21 |
| F55-59 | 13 | 5:39:16 | 5:39:16 | 5:46:16 | 6:06:16 | 6:34:28 | 5:39:16 |
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.