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 | 462 | 3:52:02 | 4:18:38 | 4:31:51 | 4:49:28 | 5:28:45 | 3:35:07 |
| MPRO | 10 | 3:35:07 | 3:35:07 | 3:35:07 | 3:44:56 | 3:52:02 | 3:35:07 |
| M18-24 | 13 | 4:28:00 | 4:28:00 | 4:30:02 | 4:30:12 | 4:56:08 | 4:28:00 |
| M25-29 | 45 | 4:03:16 | 4:15:25 | 4:18:38 | 4:33:04 | 5:36:39 | 4:03:16 |
| M30-34 | 73 | 3:56:16 | 4:12:30 | 4:32:06 | 4:42:07 | 5:24:29 | 3:56:16 |
| M35-39 | 69 | 3:55:06 | 4:22:47 | 4:33:12 | 4:43:40 | 5:18:05 | 3:55:06 |
| M40-44 | 78 | 4:12:59 | 4:24:47 | 4:38:56 | 4:56:22 | 5:35:43 | 4:12:59 |
| M45-49 | 56 | 4:04:41 | 4:26:42 | 4:41:24 | 4:55:17 | 5:28:45 | 4:04:41 |
| M50-54 | 55 | 4:29:01 | 4:36:02 | 4:51:44 | 4:58:37 | 5:40:09 | 4:29:01 |
| M55-59 | 35 | 4:25:26 | 4:27:54 | 4:44:39 | 4:56:23 | 5:45:08 | 4:25:26 |
| M60-64 | 21 | 4:35:24 | 4:49:28 | 5:03:02 | 5:13:49 | 5:27:47 | 4:35:24 |
| M65-69 | 6 | 5:06:21 | 5:06:21 | 5:06:21 | 5:31:47 | 5:55:25 | 5:06:21 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 225 | 4:05:02 | 4:31:32 | 4:48:40 | 5:09:37 | 5:51:53 | 3:57:20 |
| FPRO | 9 | 3:57:20 | 3:57:20 | 3:57:20 | 4:03:57 | 4:10:37 | 3:57:20 |
| F18-24 | 5 | 5:10:26 | 5:10:26 | 5:10:26 | 5:10:26 | 6:06:47 | 5:10:26 |
| F25-29 | 24 | 4:09:34 | 4:35:49 | 4:46:09 | 4:55:44 | 5:41:29 | 4:09:34 |
| F30-34 | 40 | 4:36:05 | 4:43:09 | 4:48:40 | 5:23:17 | 6:04:51 | 4:36:05 |
| F35-39 | 34 | 4:22:22 | 4:31:32 | 4:56:08 | 5:12:31 | 5:54:13 | 4:22:22 |
| F40-44 | 36 | 4:18:16 | 4:45:00 | 4:58:55 | 5:09:37 | 5:46:51 | 4:18:16 |
| F45-49 | 33 | 4:32:32 | 4:46:20 | 4:52:19 | 5:07:22 | 5:32:19 | 4:32:32 |
| F50-54 | 19 | 4:38:06 | 4:38:06 | 4:52:03 | 5:18:53 | 6:27:55 | 4:38:06 |
| F55-59 | 16 | 4:52:58 | 4:52:58 | 5:00:19 | 5:10:15 | 5:40:25 | 4:52:58 |
| F60-64 | 7 | 5:32:33 | 5:32:33 | 5:32:33 | 5:57:24 | 6:15:41 | 5:32:33 |
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.