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 | 1,076 | 4:01:46 | 4:25:04 | 4:34:42 | 4:49:39 | 5:20:43 | 3:45:38 |
| MPRO | 12 | 3:45:38 | 3:45:38 | 3:47:40 | 3:55:09 | 3:58:46 | 3:45:38 |
| M18-24 | 34 | 4:14:40 | 4:18:10 | 4:28:08 | 4:34:25 | 5:18:56 | 4:14:40 |
| M25-29 | 111 | 4:01:35 | 4:14:14 | 4:20:11 | 4:40:58 | 5:10:37 | 4:00:01 |
| M30-34 | 182 | 4:12:24 | 4:29:50 | 4:36:58 | 4:53:19 | 5:16:18 | 4:11:17 |
| M35-39 | 195 | 4:14:58 | 4:27:59 | 4:35:47 | 4:45:09 | 5:18:12 | 4:01:46 |
| M40-44 | 188 | 4:18:50 | 4:25:58 | 4:31:48 | 4:42:22 | 5:20:48 | 4:14:19 |
| M45-49 | 170 | 4:17:48 | 4:34:45 | 4:47:29 | 5:01:38 | 5:26:30 | 4:16:16 |
| M50-54 | 103 | 4:28:43 | 4:37:48 | 4:53:05 | 4:59:25 | 5:28:28 | 4:25:49 |
| M55-59 | 52 | 4:39:32 | 4:43:51 | 4:53:17 | 5:08:05 | 5:29:31 | 4:39:32 |
| M60-64 | 15 | 4:54:21 | 4:54:21 | 5:00:41 | 5:07:54 | 5:27:57 | 4:54:21 |
| M65-69 | 11 | 5:04:39 | 5:04:39 | 5:11:38 | 5:30:54 | 5:49:54 | 5:04:39 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 440 | 4:26:23 | 4:41:32 | 4:55:09 | 5:16:18 | 5:49:18 | 4:16:18 |
| FPRO | 9 | 4:16:18 | 4:16:18 | 4:16:18 | 4:18:40 | 4:27:14 | 4:16:18 |
| F18-24 | 11 | 4:59:19 | 4:59:19 | 5:28:26 | 5:30:34 | 5:52:42 | 4:59:19 |
| F25-29 | 77 | 4:26:23 | 4:46:57 | 4:54:50 | 5:06:14 | 5:41:18 | 4:26:23 |
| F30-34 | 70 | 4:29:46 | 4:32:09 | 4:41:24 | 4:54:57 | 5:51:08 | 4:29:46 |
| F35-39 | 75 | 4:37:44 | 4:51:50 | 5:00:12 | 5:09:37 | 5:49:13 | 4:37:44 |
| F40-44 | 91 | 4:31:10 | 4:58:31 | 5:11:21 | 5:21:00 | 5:49:56 | 4:31:10 |
| F45-49 | 44 | 4:39:19 | 4:47:42 | 5:14:42 | 5:20:23 | 5:51:44 | 4:39:19 |
| F50-54 | 34 | 4:44:26 | 4:56:56 | 5:06:09 | 5:27:27 | 5:54:19 | 4:44:26 |
| F55-59 | 19 | 4:58:53 | 4:58:53 | 5:15:59 | 5:36:59 | 5:55:23 | 4:58:53 |
| F60-64 | 8 | 5:41:07 | 5:41:07 | 5:41:07 | 5:48:16 | 6:05:24 | 5:41:07 |
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.