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 | 971 | 2:31:14 | 2:49:16 | 2:59:10 | 3:14:33 | 3:39:34 | 2:19:43 |
| MPRO | 18 | 2:19:43 | 2:19:43 | 2:20:57 | 2:25:00 | 2:31:14 | 2:19:43 |
| M18-24 | 44 | 2:46:26 | 2:58:29 | 3:02:29 | 3:10:30 | 3:32:17 | 2:46:26 |
| M25-29 | 116 | 2:33:33 | 2:47:22 | 2:52:05 | 3:02:42 | 3:26:48 | 2:31:58 |
| M30-34 | 134 | 2:38:37 | 2:49:37 | 3:01:00 | 3:16:52 | 3:38:06 | 2:37:44 |
| M35-39 | 174 | 2:36:40 | 2:54:44 | 3:00:06 | 3:13:02 | 3:38:17 | 2:33:21 |
| M40-44 | 155 | 2:41:08 | 2:51:37 | 3:01:38 | 3:14:47 | 3:44:00 | 2:28:21 |
| M45-49 | 130 | 2:41:14 | 2:51:15 | 2:58:35 | 3:16:25 | 3:39:19 | 2:40:46 |
| M50-54 | 99 | 2:54:35 | 3:02:51 | 3:12:49 | 3:19:51 | 3:47:18 | 2:54:35 |
| M55-59 | 63 | 3:12:42 | 3:18:15 | 3:19:26 | 3:27:15 | 3:48:20 | 3:12:42 |
| M60-64 | 24 | 3:13:43 | 3:17:07 | 3:20:41 | 3:34:55 | 3:58:08 | 3:13:43 |
| M65-69 | 10 | 3:19:26 | 3:19:26 | 3:19:26 | 3:35:31 | 3:49:13 | 3:19:26 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 500 | 2:46:19 | 3:08:43 | 3:17:04 | 3:33:28 | 3:58:27 | 2:38:33 |
| FPRO | 13 | 2:38:33 | 2:38:33 | 2:41:14 | 2:41:15 | 2:51:54 | 2:38:33 |
| F18-24 | 19 | 3:06:24 | 3:06:24 | 3:20:42 | 3:30:42 | 4:00:23 | 3:06:24 |
| F25-29 | 61 | 2:46:33 | 3:09:11 | 3:21:47 | 3:33:57 | 3:55:38 | 2:46:33 |
| F30-34 | 72 | 2:54:10 | 3:10:37 | 3:18:44 | 3:31:10 | 3:56:11 | 2:54:10 |
| F35-39 | 99 | 3:00:03 | 3:12:03 | 3:14:54 | 3:38:53 | 4:04:25 | 3:00:03 |
| F40-44 | 80 | 3:04:41 | 3:12:13 | 3:21:16 | 3:31:25 | 3:57:53 | 3:04:41 |
| F45-49 | 64 | 3:02:14 | 3:10:13 | 3:16:42 | 3:41:03 | 3:58:36 | 3:02:14 |
| F50-54 | 59 | 3:13:52 | 3:19:47 | 3:28:14 | 3:35:02 | 4:09:32 | 3:13:52 |
| F55-59 | 25 | 3:37:19 | 3:38:06 | 3:42:18 | 3:50:36 | 4:11:22 | 3:37:19 |
| F60-64 | 6 | 3:43:48 | 3:43:48 | 3:43:48 | 3:51:41 | 3:57:33 | 3:43:48 |
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.