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 | 1,077 | 4:01:41 | 4:35:19 | 4:50:31 | 5:07:50 | 5:43:57 | 3:47:40 |
| MPRO | 19 | 3:47:40 | 3:47:40 | 3:49:08 | 3:53:09 | 4:00:14 | 3:47:40 |
| M18-24 | 33 | 4:31:00 | 4:37:07 | 4:52:57 | 5:14:15 | 5:40:28 | 4:31:00 |
| M25-29 | 86 | 4:09:32 | 4:24:58 | 4:30:22 | 5:03:58 | 5:35:47 | 4:09:32 |
| M30-34 | 153 | 4:13:44 | 4:32:45 | 4:46:12 | 5:01:43 | 5:38:57 | 4:12:16 |
| M35-39 | 170 | 4:14:19 | 4:33:44 | 4:46:23 | 5:07:59 | 5:37:59 | 4:12:23 |
| M40-44 | 209 | 4:32:40 | 4:40:58 | 4:54:06 | 5:10:00 | 5:47:17 | 4:27:33 |
| M45-49 | 171 | 4:31:48 | 4:44:00 | 4:54:15 | 5:05:22 | 5:38:47 | 4:21:31 |
| M50-54 | 130 | 4:49:57 | 4:54:40 | 5:01:42 | 5:16:38 | 5:48:28 | 4:38:07 |
| M55-59 | 58 | 4:53:07 | 5:13:42 | 5:19:46 | 5:42:41 | 6:15:33 | 4:53:07 |
| M60-64 | 30 | 4:48:58 | 5:18:00 | 5:20:53 | 5:41:43 | 6:23:49 | 4:48:58 |
| M65-69 | 13 | 5:19:11 | 5:19:11 | 5:37:43 | 5:57:18 | 6:40:57 | 5:19:11 |
| M70-74 | 5 | 6:05:54 | 6:05:54 | 6:05:54 | 6:05:54 | 6:28:07 | 6:05:54 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 168 | 4:36:00 | 5:07:45 | 5:16:27 | 5:33:17 | 6:10:39 | 4:27:09 |
| FPRO | 6 | 4:27:09 | 4:27:09 | 4:27:09 | 4:36:00 | 4:36:47 | 4:27:09 |
| F25-29 | 7 | 5:07:45 | 5:07:45 | 5:07:45 | 5:16:27 | 6:20:25 | 5:07:45 |
| F30-34 | 25 | 5:00:30 | 5:11:16 | 5:12:54 | 5:33:50 | 6:09:26 | 5:00:30 |
| F35-39 | 35 | 4:52:56 | 5:14:04 | 5:17:44 | 5:27:06 | 5:53:58 | 4:52:56 |
| F40-44 | 37 | 5:10:46 | 5:13:43 | 5:23:38 | 5:32:49 | 6:10:39 | 5:10:46 |
| F45-49 | 25 | 5:13:12 | 5:21:57 | 5:35:34 | 5:49:21 | 6:42:09 | 5:13:12 |
| F50-54 | 17 | 5:29:16 | 5:29:16 | 5:34:11 | 5:53:05 | 6:23:12 | 5:29:16 |
| F55-59 | 5 | 5:15:30 | 5:15:30 | 5:15:30 | 5:15:30 | 5:59:12 | 5:15:30 |
| F60-64 | 5 | 6:20:19 | 6:20:19 | 6:20:19 | 6:20:19 | 6:39:47 | 6:20:19 |
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.