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 | 650 | 4:50:49 | 5:28:38 | 5:48:27 | 6:15:16 | 7:12:43 | 4:25:47 |
| M18-24 | 49 | 4:59:04 | 5:13:48 | 5:29:46 | 5:53:25 | 7:11:58 | 4:59:04 |
| M25-29 | 89 | 4:31:45 | 5:31:57 | 5:53:41 | 6:11:33 | 7:13:55 | 4:31:45 |
| M30-34 | 95 | 4:51:37 | 5:15:29 | 5:35:17 | 6:08:01 | 6:55:34 | 4:51:37 |
| M35-39 | 124 | 4:51:08 | 5:37:53 | 5:52:44 | 6:18:54 | 7:09:38 | 4:42:19 |
| M40-44 | 122 | 4:36:42 | 5:13:18 | 5:55:29 | 6:17:06 | 7:11:13 | 4:25:47 |
| M45-49 | 81 | 4:54:05 | 5:48:27 | 6:05:44 | 6:31:07 | 7:25:47 | 4:54:05 |
| M50-54 | 54 | 4:50:18 | 5:21:12 | 5:55:03 | 6:20:18 | 7:08:11 | 4:50:18 |
| M55-59 | 24 | 5:37:32 | 5:38:56 | 5:40:45 | 6:00:44 | 7:35:48 | 5:37:32 |
| M60-64 | 10 | 5:57:32 | 5:57:32 | 5:57:32 | 6:03:40 | 7:49:45 | 5:57:32 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 58 | 5:18:43 | 5:32:04 | 6:10:56 | 6:29:07 | 7:14:19 | 5:18:43 |
| F25-29 | 8 | 6:06:23 | 6:06:23 | 6:06:23 | 6:50:31 | 7:05:31 | 6:06:23 |
| F30-34 | 10 | 5:18:43 | 5:18:43 | 5:18:43 | 6:53:29 | 7:36:48 | 5:18:43 |
| F35-39 | 7 | 6:43:39 | 6:43:39 | 6:43:39 | 7:02:03 | 7:32:49 | 6:43:39 |
| F40-44 | 20 | 5:23:27 | 5:23:27 | 5:32:04 | 6:14:47 | 7:14:19 | 5:23:27 |
| F45-49 | 6 | 6:04:21 | 6:04:21 | 6:04:21 | 6:32:31 | 7:06:35 | 6:04:21 |
| F50-54 | 5 | 6:13:38 | 6:13:38 | 6:13:38 | 6:13:38 | 6:47:09 | 6:13:38 |
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.