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 | 1,375 | 4:07:54 | 4:40:49 | 4:55:06 | 5:11:45 | 5:51:28 | 3:49:43 |
| MPRO | 20 | 3:49:43 | 3:49:43 | 3:51:15 | 3:54:22 | 4:04:40 | 3:49:43 |
| M18-24 | 25 | 4:37:24 | 4:39:46 | 4:41:34 | 5:12:38 | 5:38:22 | 4:37:24 |
| M25-29 | 105 | 4:24:48 | 4:39:59 | 4:51:25 | 5:03:01 | 5:50:28 | 4:23:48 |
| M30-34 | 159 | 4:28:50 | 4:40:28 | 4:55:06 | 5:06:27 | 5:53:05 | 4:25:25 |
| M35-39 | 223 | 4:32:46 | 4:41:37 | 4:52:54 | 5:06:12 | 5:44:43 | 4:26:45 |
| M40-44 | 268 | 4:25:31 | 4:49:42 | 4:57:59 | 5:11:46 | 5:48:27 | 4:20:16 |
| M45-49 | 245 | 4:35:40 | 4:42:57 | 4:54:20 | 5:16:44 | 5:53:00 | 4:24:59 |
| M50-54 | 174 | 4:34:30 | 4:50:03 | 5:03:06 | 5:13:26 | 5:55:08 | 4:26:54 |
| M55-59 | 82 | 4:34:15 | 5:07:15 | 5:13:02 | 5:24:33 | 5:50:04 | 4:34:15 |
| M60-64 | 53 | 5:17:05 | 5:20:16 | 5:25:12 | 5:37:36 | 6:31:34 | 5:17:05 |
| M65-69 | 18 | 5:21:48 | 5:21:48 | 6:07:36 | 6:16:22 | 6:34:35 | 5:21:48 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 669 | 4:35:39 | 5:00:41 | 5:14:07 | 5:31:43 | 6:15:36 | 4:20:34 |
| FPRO | 13 | 4:20:34 | 4:20:34 | 4:21:41 | 4:25:11 | 4:35:39 | 4:20:34 |
| F18-24 | 14 | 4:58:46 | 4:58:46 | 5:07:50 | 5:24:55 | 6:07:37 | 4:58:46 |
| F25-29 | 43 | 4:47:43 | 5:05:35 | 5:23:37 | 5:44:40 | 6:44:10 | 4:47:43 |
| F30-34 | 77 | 4:48:11 | 5:05:51 | 5:14:05 | 5:21:39 | 5:59:14 | 4:48:11 |
| F35-39 | 125 | 4:38:25 | 5:01:25 | 5:12:25 | 5:28:18 | 6:14:06 | 4:36:53 |
| F40-44 | 144 | 4:46:24 | 4:56:41 | 5:09:00 | 5:26:49 | 6:10:28 | 4:41:57 |
| F45-49 | 124 | 4:54:32 | 5:14:07 | 5:26:49 | 5:43:22 | 6:14:14 | 4:50:48 |
| F50-54 | 79 | 4:55:24 | 5:20:59 | 5:28:06 | 5:52:21 | 6:22:18 | 4:55:24 |
| F55-59 | 32 | 5:08:06 | 5:18:00 | 5:41:10 | 5:49:53 | 6:15:18 | 5:08:06 |
| F60-64 | 14 | 4:52:12 | 4:52:12 | 5:25:29 | 6:30:08 | 7:01:37 | 4:52:12 |
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.