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 | 815 | 4:55:51 | 5:14:55 | 5:29:45 | 5:48:58 | 6:27:56 | 4:25:54 |
| M18-24 | 5 | 4:25:54 | 4:25:54 | 4:25:54 | 4:25:54 | 6:02:49 | 4:25:54 |
| M25-29 | 10 | 5:27:43 | 5:27:43 | 5:27:43 | 5:34:03 | 5:59:41 | 5:27:43 |
| M30-34 | 46 | 4:43:39 | 5:00:51 | 5:10:21 | 5:23:58 | 6:04:49 | 4:43:39 |
| M35-39 | 87 | 4:58:33 | 5:19:28 | 5:33:29 | 5:42:05 | 6:28:22 | 4:58:33 |
| M40-44 | 189 | 4:48:46 | 5:07:57 | 5:16:08 | 5:36:21 | 6:22:01 | 4:47:44 |
| M45-49 | 204 | 5:05:07 | 5:21:08 | 5:34:23 | 5:54:56 | 6:32:15 | 4:33:29 |
| M50-54 | 157 | 5:05:27 | 5:26:51 | 5:39:20 | 5:52:26 | 6:27:42 | 4:58:11 |
| M55-59 | 68 | 5:06:42 | 5:21:16 | 5:41:50 | 5:56:21 | 6:30:52 | 5:06:42 |
| M60-64 | 34 | 5:02:49 | 5:26:19 | 5:57:14 | 6:07:00 | 6:39:43 | 5:02:49 |
| M65-69 | 12 | 5:27:45 | 5:27:45 | 5:55:40 | 6:25:43 | 6:44:15 | 5:27:45 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 97 | 5:24:49 | 5:33:00 | 5:45:53 | 6:02:17 | 6:42:26 | 5:24:49 |
| F30-34 | 6 | 5:31:38 | 5:31:38 | 5:31:38 | 5:34:02 | 5:54:19 | 5:31:38 |
| F35-39 | 14 | 5:39:35 | 5:39:35 | 5:51:29 | 5:51:56 | 6:35:57 | 5:39:35 |
| F40-44 | 9 | 5:24:49 | 5:24:49 | 5:24:49 | 5:35:56 | 6:57:03 | 5:24:49 |
| F45-49 | 25 | 5:33:00 | 5:54:24 | 6:05:51 | 6:08:46 | 6:47:52 | 5:33:00 |
| F50-54 | 24 | 5:31:43 | 5:43:39 | 5:45:53 | 5:53:59 | 6:36:49 | 5:31:43 |
| F55-59 | 11 | 5:32:02 | 5:32:02 | 5:49:17 | 6:04:45 | 6:37:22 | 5:32:02 |
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.