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 | 516 | 4:18:15 | 4:40:04 | 4:56:13 | 5:14:33 | 6:03:24 | 4:00:06 |
| M18-24 | 33 | 4:28:12 | 4:35:20 | 4:49:10 | 5:21:27 | 6:17:58 | 4:28:12 |
| M25-29 | 50 | 4:10:33 | 4:23:37 | 4:47:59 | 5:22:49 | 6:02:34 | 4:10:33 |
| M30-34 | 71 | 4:00:06 | 4:23:50 | 4:38:51 | 5:04:04 | 5:45:46 | 4:00:06 |
| M35-39 | 66 | 4:29:04 | 4:41:49 | 4:51:21 | 5:10:24 | 6:08:37 | 4:29:04 |
| M40-44 | 64 | 4:04:38 | 4:31:40 | 4:40:26 | 5:08:44 | 5:57:33 | 4:04:38 |
| M45-49 | 86 | 4:15:38 | 4:46:50 | 4:56:58 | 5:19:51 | 5:59:37 | 4:15:38 |
| M50-54 | 65 | 4:42:35 | 4:48:53 | 5:04:20 | 5:09:27 | 5:48:59 | 4:42:35 |
| M55-59 | 45 | 4:33:26 | 4:43:53 | 5:05:04 | 5:27:26 | 6:15:07 | 4:33:26 |
| M60-64 | 23 | 5:07:18 | 5:15:25 | 5:30:17 | 5:37:44 | 6:25:29 | 5:07:18 |
| M65-69 | 7 | 5:56:26 | 5:56:26 | 5:56:26 | 6:03:24 | 6:26:11 | 5:56:26 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 141 | 4:45:10 | 4:59:39 | 5:15:49 | 5:33:40 | 6:20:27 | 4:41:12 |
| F18-24 | 8 | 4:48:29 | 4:48:29 | 4:48:29 | 4:59:39 | 5:55:14 | 4:48:29 |
| F25-29 | 16 | 5:17:03 | 5:17:03 | 6:04:34 | 6:16:28 | 6:41:52 | 5:17:03 |
| F30-34 | 15 | 5:04:05 | 5:04:05 | 5:24:40 | 5:27:14 | 6:05:26 | 5:04:05 |
| F35-39 | 23 | 4:41:12 | 5:00:03 | 5:12:31 | 5:23:05 | 6:14:47 | 4:41:12 |
| F40-44 | 25 | 4:45:10 | 4:47:48 | 4:55:04 | 5:13:30 | 5:59:52 | 4:45:10 |
| F45-49 | 22 | 4:50:55 | 5:04:25 | 5:16:39 | 5:38:58 | 6:05:09 | 4:50:55 |
| F50-54 | 12 | 5:26:18 | 5:26:18 | 5:31:26 | 5:35:33 | 6:16:56 | 5:26:18 |
| F55-59 | 8 | 5:17:21 | 5:17:21 | 5:17:21 | 5:24:27 | 6:39:10 | 5:17:21 |
| F60-64 | 8 | 5:47:57 | 5:47:57 | 5:47:57 | 6:11:41 | 6:19:59 | 5:47:57 |
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.