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 | 1,779 | 4:02:04 | 4:35:29 | 4:50:05 | 5:12:08 | 5:54:55 | 3:45:00 |
| MPRO | 39 | 3:45:00 | 3:45:33 | 3:45:55 | 3:50:39 | 4:03:47 | 3:45:00 |
| M18-24 | 28 | 4:06:27 | 4:14:43 | 4:26:50 | 5:06:34 | 5:46:57 | 4:06:27 |
| M25-29 | 113 | 4:06:56 | 4:36:31 | 4:46:55 | 5:10:22 | 5:47:12 | 4:02:07 |
| M30-34 | 205 | 4:21:41 | 4:30:15 | 4:39:22 | 4:52:41 | 5:46:36 | 4:14:45 |
| M35-39 | 258 | 4:15:11 | 4:35:57 | 4:46:23 | 5:07:39 | 5:46:59 | 4:07:59 |
| M40-44 | 277 | 4:29:23 | 4:42:16 | 4:55:13 | 5:15:28 | 5:57:32 | 4:26:04 |
| M45-49 | 280 | 4:30:45 | 4:51:17 | 5:03:35 | 5:19:13 | 5:56:29 | 4:20:02 |
| M50-54 | 238 | 4:35:29 | 4:44:50 | 4:54:01 | 5:13:17 | 5:57:10 | 4:33:15 |
| M55-59 | 183 | 4:43:17 | 4:59:26 | 5:14:21 | 5:27:18 | 6:12:06 | 4:42:53 |
| M60-64 | 101 | 4:53:09 | 5:02:14 | 5:27:30 | 5:33:02 | 6:22:24 | 4:50:05 |
| M65-69 | 46 | 5:04:51 | 5:24:34 | 5:31:34 | 5:48:18 | 6:34:18 | 5:04:51 |
| M70-74 | 8 | 5:40:07 | 5:40:07 | 5:40:07 | 5:55:37 | 6:14:02 | 5:40:07 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 585 | 4:15:09 | 4:49:54 | 5:11:44 | 5:28:17 | 6:20:21 | 4:06:32 |
| FPRO | 27 | 4:06:32 | 4:08:45 | 4:09:17 | 4:15:09 | 4:32:31 | 4:06:32 |
| F18-24 | 8 | 5:48:51 | 5:48:51 | 5:48:51 | 5:58:13 | 7:11:36 | 5:48:51 |
| F25-29 | 52 | 4:49:54 | 5:02:53 | 5:08:03 | 5:13:48 | 5:51:58 | 4:49:54 |
| F30-34 | 60 | 4:48:26 | 5:04:10 | 5:13:13 | 5:25:48 | 6:04:06 | 4:48:26 |
| F35-39 | 67 | 4:36:35 | 4:56:28 | 5:11:41 | 5:20:43 | 6:04:05 | 4:36:35 |
| F40-44 | 103 | 4:55:53 | 5:13:00 | 5:25:06 | 5:35:16 | 6:22:02 | 4:53:32 |
| F45-49 | 78 | 4:42:18 | 5:05:55 | 5:16:31 | 5:40:13 | 6:31:05 | 4:42:18 |
| F50-54 | 90 | 5:01:29 | 5:24:39 | 5:35:29 | 5:51:53 | 6:29:40 | 5:01:29 |
| F55-59 | 63 | 4:46:45 | 5:16:00 | 5:26:34 | 5:44:07 | 6:41:41 | 4:46:45 |
| F60-64 | 24 | 5:23:40 | 5:40:19 | 5:40:20 | 5:55:59 | 6:50:02 | 5:23:40 |
| F65-69 | 7 | 6:23:19 | 6:23:19 | 6:23:19 | 6:41:34 | 7:00:43 | 6:23:19 |
| F70-74 | 5 | 6:37:48 | 6:37:48 | 6:37:48 | 6:37:48 | 7:32:05 | 6:37:48 |
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.