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 | 1,067 | 4:11:23 | 4:36:16 | 4:51:05 | 5:10:49 | 5:57:55 | 3:49:04 |
| MPRO | 16 | 3:49:04 | 3:49:04 | 3:55:32 | 3:57:54 | 4:08:26 | 3:49:04 |
| M18-24 | 46 | 4:10:45 | 4:34:45 | 4:45:29 | 5:01:52 | 5:42:07 | 4:10:45 |
| M25-29 | 102 | 4:15:05 | 4:37:50 | 4:47:38 | 5:07:45 | 5:46:17 | 4:11:46 |
| M30-34 | 145 | 4:19:19 | 4:35:02 | 4:41:26 | 4:58:59 | 5:47:17 | 4:10:12 |
| M35-39 | 161 | 4:19:19 | 4:43:50 | 4:55:22 | 5:10:23 | 5:53:01 | 4:11:23 |
| M40-44 | 163 | 4:20:40 | 4:36:25 | 4:49:14 | 5:15:26 | 5:51:47 | 4:18:56 |
| M45-49 | 161 | 4:32:48 | 4:46:25 | 4:57:16 | 5:15:38 | 6:00:07 | 4:27:31 |
| M50-54 | 138 | 4:36:09 | 4:47:03 | 5:04:37 | 5:26:05 | 6:13:55 | 4:28:59 |
| M55-59 | 68 | 4:36:16 | 4:42:43 | 5:00:48 | 5:32:01 | 6:09:32 | 4:36:16 |
| M60-64 | 42 | 5:00:22 | 5:09:24 | 5:27:36 | 5:51:10 | 6:27:49 | 5:00:22 |
| M65-69 | 13 | 5:20:35 | 5:20:35 | 5:46:02 | 6:01:19 | 6:36:44 | 5:20:35 |
| M70-74 | 9 | 6:30:01 | 6:30:01 | 6:30:01 | 6:35:23 | 6:56:43 | 6:30:01 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 507 | 4:31:39 | 4:59:36 | 5:14:21 | 5:33:07 | 6:18:54 | 4:15:31 |
| FPRO | 10 | 4:15:31 | 4:15:31 | 4:15:31 | 4:17:06 | 4:26:01 | 4:15:31 |
| F18-24 | 18 | 5:07:01 | 5:07:01 | 5:12:02 | 5:40:25 | 6:08:14 | 5:07:01 |
| F25-29 | 49 | 4:42:06 | 5:14:21 | 5:19:01 | 5:36:05 | 6:14:22 | 4:42:06 |
| F30-34 | 80 | 4:50:10 | 4:58:24 | 5:07:40 | 5:19:21 | 6:12:39 | 4:50:10 |
| F35-39 | 88 | 4:44:38 | 4:57:58 | 5:06:29 | 5:24:22 | 6:06:57 | 4:44:38 |
| F40-44 | 76 | 4:47:17 | 5:08:08 | 5:13:29 | 5:22:54 | 6:02:00 | 4:47:17 |
| F45-49 | 87 | 5:04:23 | 5:20:55 | 5:34:32 | 6:01:45 | 6:31:14 | 5:04:23 |
| F50-54 | 58 | 5:23:41 | 5:27:52 | 5:30:25 | 5:52:27 | 6:33:31 | 5:23:41 |
| F55-59 | 24 | 5:27:26 | 5:52:05 | 5:56:47 | 6:07:10 | 6:36:45 | 5:27:26 |
| F60-64 | 12 | 5:28:57 | 5:28:57 | 5:43:48 | 6:04:58 | 6:36:43 | 5:28:57 |
| F65-69 | 5 | 6:21:31 | 6:21:31 | 6:21:31 | 6:21:31 | 7:08:05 | 6:21:31 |
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.