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 | 947 | 9:30:50 | 10:20:42 | 10:53:33 | 11:39:36 | 13:14:55 | 8:39:59 |
| M18-24 | 42 | 9:49:11 | 10:47:32 | 11:16:22 | 12:14:25 | 13:53:24 | 9:49:11 |
| M25-29 | 80 | 8:52:45 | 9:49:25 | 10:40:17 | 11:39:38 | 13:12:38 | 8:52:45 |
| M30-34 | 125 | 9:07:14 | 9:58:08 | 10:26:09 | 11:04:06 | 12:43:28 | 8:39:59 |
| M35-39 | 148 | 9:50:02 | 10:12:34 | 10:35:16 | 11:16:58 | 12:49:20 | 9:04:31 |
| M40-44 | 187 | 9:30:17 | 10:14:51 | 10:49:49 | 11:32:32 | 13:03:27 | 9:05:30 |
| M45-49 | 164 | 9:27:50 | 10:27:41 | 10:55:24 | 11:41:57 | 13:17:01 | 9:11:27 |
| M50-54 | 121 | 10:04:49 | 11:02:23 | 11:41:46 | 12:13:40 | 13:38:31 | 9:55:27 |
| M55-59 | 46 | 10:38:56 | 11:37:37 | 11:57:05 | 12:46:36 | 13:54:00 | 10:38:56 |
| M60-64 | 26 | 12:33:53 | 13:04:28 | 13:09:16 | 13:51:09 | 14:36:29 | 12:33:53 |
| M65-69 | 5 | 13:28:37 | 13:28:37 | 13:28:37 | 13:28:37 | 14:12:49 | 13:28:37 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 361 | 10:24:37 | 11:01:28 | 11:50:18 | 12:37:57 | 13:59:21 | 10:01:09 |
| F18-24 | 10 | 11:29:15 | 11:29:15 | 11:29:15 | 12:41:31 | 13:17:32 | 11:29:15 |
| F25-29 | 36 | 10:52:29 | 11:01:28 | 11:33:38 | 12:11:32 | 13:26:30 | 10:52:29 |
| F30-34 | 55 | 10:01:09 | 10:37:17 | 10:56:34 | 12:06:41 | 13:20:50 | 10:01:09 |
| F35-39 | 59 | 10:10:03 | 10:24:37 | 11:21:20 | 11:55:28 | 13:42:54 | 10:10:03 |
| F40-44 | 75 | 10:40:24 | 10:50:35 | 11:43:56 | 12:28:33 | 14:07:27 | 10:40:24 |
| F45-49 | 64 | 10:49:00 | 12:25:59 | 12:40:59 | 13:02:00 | 14:24:37 | 10:49:00 |
| F50-54 | 35 | 12:00:46 | 12:08:59 | 12:44:34 | 13:00:45 | 14:05:56 | 12:00:46 |
| F55-59 | 16 | 11:40:26 | 11:40:26 | 12:19:09 | 13:02:51 | 14:41:47 | 11:40:26 |
| F60-64 | 10 | 13:34:52 | 13:34:52 | 13:34:52 | 13:57:46 | 14:37:12 | 13:34:52 |
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.