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 | 1,796 | 3:45:54 | 4:21:51 | 4:33:56 | 4:51:10 | 5:27:53 | 3:34:35 |
| MPRO | 39 | 3:34:35 | 3:35:43 | 3:36:50 | 3:38:34 | 3:47:51 | 3:34:35 |
| M18-24 | 101 | 4:08:42 | 4:25:45 | 4:32:08 | 4:50:23 | 5:38:10 | 4:04:24 |
| M25-29 | 261 | 4:11:34 | 4:23:49 | 4:35:56 | 4:50:09 | 5:27:01 | 4:00:22 |
| M30-34 | 288 | 4:09:49 | 4:23:54 | 4:32:54 | 4:51:44 | 5:26:33 | 4:02:49 |
| M35-39 | 266 | 4:10:20 | 4:24:56 | 4:34:15 | 4:49:46 | 5:24:13 | 3:51:15 |
| M40-44 | 231 | 4:12:10 | 4:26:17 | 4:34:17 | 4:47:07 | 5:24:40 | 4:07:29 |
| M45-49 | 214 | 4:23:29 | 4:31:06 | 4:37:02 | 4:53:19 | 5:25:13 | 4:18:02 |
| M50-54 | 186 | 4:27:13 | 4:44:53 | 4:50:30 | 5:05:15 | 5:36:09 | 4:14:44 |
| M55-59 | 125 | 4:31:04 | 4:41:04 | 4:50:01 | 5:01:12 | 5:36:15 | 4:15:08 |
| M60-64 | 61 | 4:45:02 | 4:53:39 | 5:06:24 | 5:19:30 | 5:59:55 | 4:45:02 |
| M65-69 | 18 | 4:50:16 | 4:50:16 | 5:07:10 | 5:14:49 | 5:56:49 | 4:50:16 |
| M70-74 | 6 | 5:26:40 | 5:26:40 | 5:26:40 | 5:27:58 | 5:30:55 | 5:26:40 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 343 | 4:08:02 | 4:31:32 | 4:59:45 | 5:19:34 | 5:58:55 | 4:05:36 |
| FPRO | 19 | 4:05:36 | 4:05:36 | 4:07:25 | 4:08:02 | 4:13:52 | 4:05:36 |
| F18-24 | 20 | 4:53:54 | 4:53:54 | 5:04:16 | 5:13:26 | 5:43:52 | 4:53:54 |
| F25-29 | 47 | 4:35:04 | 5:00:33 | 5:01:46 | 5:19:34 | 5:46:42 | 4:35:04 |
| F30-34 | 63 | 4:21:46 | 4:49:48 | 5:04:19 | 5:17:44 | 5:45:35 | 4:21:46 |
| F35-39 | 30 | 4:36:11 | 4:56:16 | 5:00:42 | 5:29:01 | 5:57:32 | 4:36:11 |
| F40-44 | 39 | 4:59:45 | 5:00:22 | 5:28:04 | 5:41:04 | 6:21:25 | 4:59:45 |
| F45-49 | 40 | 4:46:39 | 4:49:59 | 5:00:51 | 5:18:11 | 5:46:31 | 4:46:39 |
| F50-54 | 50 | 4:51:46 | 5:08:15 | 5:16:36 | 5:45:33 | 6:29:27 | 4:51:46 |
| F55-59 | 25 | 5:16:44 | 5:28:55 | 5:33:28 | 5:42:17 | 6:28:31 | 5:16:44 |
| F60-64 | 6 | 6:01:08 | 6:01:08 | 6:01:08 | 6:06:37 | 7:17:37 | 6:01:08 |
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.