Editions: 2018
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 | 1,065 | 4:19:46 | 4:32:44 | 4:44:04 | 5:00:11 | 5:36:01 | 4:04:43 |
| M18-24 | 32 | 4:29:07 | 4:35:35 | 4:54:10 | 4:59:48 | 5:30:14 | 4:29:07 |
| M25-29 | 82 | 4:13:45 | 4:21:23 | 4:32:24 | 4:53:25 | 5:24:17 | 4:13:45 |
| M30-34 | 144 | 4:13:40 | 4:21:01 | 4:34:25 | 4:53:23 | 5:29:49 | 4:04:43 |
| M35-39 | 177 | 4:09:47 | 4:30:35 | 4:38:51 | 4:55:29 | 5:26:43 | 4:05:46 |
| M40-44 | 174 | 4:26:54 | 4:42:02 | 4:49:18 | 5:00:34 | 5:34:39 | 4:22:35 |
| M45-49 | 187 | 4:22:36 | 4:31:26 | 4:39:19 | 4:50:43 | 5:29:57 | 4:17:53 |
| M50-54 | 137 | 4:28:31 | 4:39:09 | 4:57:53 | 5:11:02 | 5:44:54 | 4:27:46 |
| M55-59 | 82 | 4:29:13 | 4:51:34 | 5:02:41 | 5:20:19 | 5:56:22 | 4:29:13 |
| M60-64 | 31 | 5:05:03 | 5:10:08 | 5:14:58 | 5:41:29 | 6:14:17 | 5:05:03 |
| M65-69 | 13 | 4:56:42 | 4:56:42 | 5:11:29 | 5:24:16 | 6:08:19 | 4:56:42 |
| M70-74 | 5 | 6:03:23 | 6:03:23 | 6:03:23 | 6:03:23 | 6:49:25 | 6:03:23 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 669 | 4:50:16 | 5:06:38 | 5:19:28 | 5:36:26 | 6:17:59 | 4:44:24 |
| F18-24 | 28 | 4:58:22 | 5:02:46 | 5:13:27 | 5:24:05 | 6:02:08 | 4:58:22 |
| F25-29 | 72 | 4:46:57 | 4:51:34 | 5:03:43 | 5:25:10 | 5:58:20 | 4:46:57 |
| F30-34 | 84 | 4:45:33 | 5:11:02 | 5:13:52 | 5:26:42 | 6:09:06 | 4:45:33 |
| F35-39 | 93 | 4:44:24 | 5:02:20 | 5:10:24 | 5:29:05 | 6:10:43 | 4:44:24 |
| F40-44 | 123 | 4:53:01 | 5:06:25 | 5:25:02 | 5:37:47 | 6:20:36 | 4:52:46 |
| F45-49 | 128 | 5:00:36 | 5:14:39 | 5:26:00 | 5:49:01 | 6:25:28 | 4:59:32 |
| F50-54 | 75 | 4:52:14 | 5:14:49 | 5:28:46 | 5:41:32 | 6:20:03 | 4:52:14 |
| F55-59 | 50 | 5:29:34 | 5:37:46 | 5:43:54 | 5:52:49 | 6:42:48 | 5:29:34 |
| F60-64 | 13 | 5:26:17 | 5:26:17 | 5:42:24 | 6:04:00 | 6:40:32 | 5:26:17 |
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.