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 | 1,084 | 4:15:25 | 4:29:17 | 4:39:12 | 4:51:57 | 5:25:52 | 3:55:03 |
| MPRO | 21 | 3:55:03 | 3:55:51 | 3:56:38 | 3:58:57 | 4:15:25 | 3:55:03 |
| M18-24 | 16 | 4:21:16 | 4:21:16 | 4:25:12 | 4:49:34 | 5:16:49 | 4:21:16 |
| M25-29 | 69 | 4:17:20 | 4:26:16 | 4:32:24 | 4:39:47 | 5:00:16 | 4:17:20 |
| M30-34 | 150 | 4:16:10 | 4:23:01 | 4:29:00 | 4:41:45 | 5:05:37 | 4:15:37 |
| M35-39 | 169 | 4:24:27 | 4:34:50 | 4:41:30 | 4:51:04 | 5:17:29 | 4:19:06 |
| M40-44 | 199 | 4:24:09 | 4:34:03 | 4:39:57 | 4:51:00 | 5:18:39 | 4:23:59 |
| M45-49 | 170 | 4:28:38 | 4:38:01 | 4:44:14 | 4:57:24 | 5:39:22 | 4:21:45 |
| M50-54 | 156 | 4:27:16 | 4:42:06 | 4:53:12 | 5:09:05 | 5:42:48 | 4:23:00 |
| M55-59 | 65 | 4:31:36 | 4:57:41 | 5:01:46 | 5:12:32 | 5:54:12 | 4:31:36 |
| M60-64 | 48 | 4:58:46 | 5:25:55 | 5:29:15 | 5:42:41 | 6:25:49 | 4:58:46 |
| M65-69 | 14 | 5:17:38 | 5:17:38 | 5:49:03 | 6:06:26 | 6:23:54 | 5:17:38 |
| M70-74 | 5 | 7:43:38 | 7:43:38 | 7:43:38 | 7:43:38 | 8:06:14 | 7:43:38 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 331 | 4:31:46 | 4:51:59 | 5:12:11 | 5:30:12 | 6:08:18 | 4:22:46 |
| FPRO | 8 | 4:22:46 | 4:22:46 | 4:22:46 | 4:30:37 | 4:31:46 | 4:22:46 |
| F25-29 | 41 | 4:50:11 | 5:00:18 | 5:09:13 | 5:27:19 | 5:48:26 | 4:50:11 |
| F30-34 | 57 | 4:39:47 | 4:50:27 | 5:09:24 | 5:24:02 | 5:51:40 | 4:39:47 |
| F35-39 | 48 | 4:32:51 | 4:51:08 | 5:00:10 | 5:15:12 | 5:52:35 | 4:32:51 |
| F40-44 | 57 | 4:57:06 | 5:07:51 | 5:23:36 | 5:30:13 | 6:00:26 | 4:57:06 |
| F45-49 | 48 | 4:43:26 | 5:30:20 | 5:36:40 | 5:49:42 | 6:24:26 | 4:43:26 |
| F50-54 | 45 | 5:15:45 | 5:30:27 | 5:44:36 | 6:05:17 | 6:42:32 | 5:15:45 |
| F55-59 | 10 | 5:20:11 | 5:20:11 | 5:20:11 | 5:45:54 | 6:38:41 | 5:20:11 |
| F60-64 | 10 | 6:16:31 | 6:16:31 | 6:16:31 | 6:23:31 | 6:36:11 | 6:16:31 |
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.