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 | 1,072 | 4:03:50 | 4:25:06 | 4:37:57 | 4:50:10 | 5:18:06 | 3:45:36 |
| MPRO | 16 | 3:45:36 | 3:45:36 | 3:45:36 | 3:51:23 | 4:00:03 | 3:45:36 |
| M18-24 | 46 | 4:14:49 | 4:16:52 | 4:33:10 | 4:43:18 | 5:11:57 | 4:14:49 |
| M25-29 | 75 | 3:58:47 | 4:15:50 | 4:24:08 | 4:43:32 | 5:13:30 | 3:58:47 |
| M30-34 | 178 | 4:11:08 | 4:19:53 | 4:30:52 | 4:44:26 | 5:17:17 | 4:08:12 |
| M35-39 | 220 | 4:16:22 | 4:30:13 | 4:35:23 | 4:48:12 | 5:10:52 | 3:59:33 |
| M40-44 | 239 | 4:25:37 | 4:40:06 | 4:46:01 | 4:55:46 | 5:21:19 | 4:21:56 |
| M45-49 | 145 | 4:17:53 | 4:30:20 | 4:37:56 | 4:50:51 | 5:22:22 | 4:16:17 |
| M50-54 | 99 | 4:27:04 | 4:42:57 | 4:46:17 | 4:55:26 | 5:20:19 | 4:27:04 |
| M55-59 | 30 | 4:48:35 | 4:50:09 | 4:59:38 | 5:11:40 | 5:26:50 | 4:48:35 |
| M60-64 | 18 | 4:53:29 | 4:53:29 | 5:29:28 | 5:36:22 | 5:40:05 | 4:53:29 |
| M65-69 | 5 | 5:08:12 | 5:08:12 | 5:08:12 | 5:08:12 | 5:37:52 | 5:08:12 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 351 | 4:28:48 | 4:39:49 | 4:53:25 | 5:10:43 | 5:49:10 | 4:12:06 |
| FPRO | 15 | 4:12:06 | 4:12:06 | 4:16:21 | 4:19:29 | 4:32:29 | 4:12:06 |
| F18-24 | 22 | 4:40:59 | 4:41:54 | 4:47:20 | 5:04:35 | 5:39:00 | 4:40:59 |
| F25-29 | 52 | 4:34:32 | 4:40:57 | 4:53:25 | 5:10:43 | 5:50:29 | 4:34:32 |
| F30-34 | 82 | 4:31:07 | 4:52:42 | 5:01:16 | 5:06:56 | 5:33:22 | 4:31:07 |
| F35-39 | 59 | 4:42:02 | 4:50:43 | 4:55:29 | 5:12:34 | 5:45:59 | 4:42:02 |
| F40-44 | 57 | 4:38:20 | 4:56:22 | 5:10:13 | 5:33:53 | 5:53:36 | 4:38:20 |
| F45-49 | 33 | 4:48:32 | 5:06:20 | 5:17:28 | 5:39:14 | 6:03:06 | 4:48:32 |
| F50-54 | 19 | 4:58:10 | 4:58:10 | 5:02:31 | 5:25:30 | 6:04:52 | 4:58:10 |
| F55-59 | 9 | 5:23:30 | 5:23:30 | 5:23:30 | 5:33:28 | 5:48:17 | 5:23:30 |
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.