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 | 824 | 4:10:16 | 4:42:42 | 4:57:41 | 5:23:29 | 6:08:50 | 3:55:20 |
| MPRO | 17 | 3:55:20 | 3:55:20 | 3:58:19 | 4:00:42 | 4:10:16 | 3:55:20 |
| M18-24 | 22 | 4:36:45 | 4:42:29 | 5:15:52 | 5:38:03 | 6:21:08 | 4:36:45 |
| M25-29 | 85 | 4:22:30 | 4:43:03 | 4:56:28 | 5:20:50 | 6:13:25 | 4:22:30 |
| M30-34 | 138 | 4:29:43 | 4:40:40 | 4:54:22 | 5:17:49 | 6:12:55 | 4:28:25 |
| M35-39 | 116 | 4:32:18 | 4:40:21 | 4:49:04 | 5:07:25 | 5:59:31 | 4:30:02 |
| M40-44 | 140 | 4:33:02 | 4:45:01 | 4:59:41 | 5:20:57 | 5:57:27 | 4:23:34 |
| M45-49 | 140 | 4:31:04 | 4:51:03 | 5:15:09 | 5:34:34 | 6:05:22 | 4:30:17 |
| M50-54 | 90 | 4:54:20 | 5:03:19 | 5:18:05 | 5:30:12 | 6:31:39 | 4:54:20 |
| M55-59 | 46 | 4:55:52 | 5:23:23 | 5:44:58 | 5:57:48 | 6:25:16 | 4:55:52 |
| M60-64 | 19 | 4:50:40 | 4:50:40 | 5:22:13 | 5:46:05 | 6:54:11 | 4:50:40 |
| M65-69 | 7 | 5:21:57 | 5:21:57 | 5:21:57 | 5:33:09 | 6:15:25 | 5:21:57 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 308 | 4:34:05 | 5:05:20 | 5:18:18 | 5:37:41 | 6:25:22 | 4:20:53 |
| FPRO | 12 | 4:20:53 | 4:20:53 | 4:25:34 | 4:26:39 | 4:39:56 | 4:20:53 |
| F18-24 | 12 | 5:18:30 | 5:18:30 | 5:37:41 | 6:30:57 | 6:52:38 | 5:18:30 |
| F25-29 | 46 | 5:05:20 | 5:10:06 | 5:16:57 | 5:30:22 | 6:12:42 | 5:05:20 |
| F30-34 | 48 | 4:44:45 | 5:13:27 | 5:18:18 | 5:30:19 | 6:14:01 | 4:44:45 |
| F35-39 | 60 | 5:06:51 | 5:11:01 | 5:21:08 | 5:48:26 | 6:34:57 | 5:06:51 |
| F40-44 | 39 | 5:17:32 | 5:19:24 | 5:27:02 | 5:46:40 | 6:52:28 | 5:17:32 |
| F45-49 | 43 | 5:02:34 | 5:21:26 | 5:33:50 | 6:08:09 | 6:35:49 | 5:02:34 |
| F50-54 | 26 | 5:12:47 | 5:39:52 | 5:42:53 | 5:51:48 | 6:21:12 | 5:12:47 |
| F55-59 | 14 | 5:13:54 | 5:13:54 | 5:22:43 | 5:26:50 | 6:10:28 | 5:13:54 |
| F60-64 | 6 | 5:57:27 | 5:57:27 | 5:57:27 | 6:06:53 | 6:22:05 | 5:57:27 |
Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 3.6 million IRONMAN triathlon records with transition times (2002-2026), v4.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.23421027.