Age-group thresholds
IRONMAN 70.3 Ohio · 9 editions (2016, 2017, 2018, 2019, 2021, 2022, 2023, 2024, 2025) · 13,881 finishers
Editions: 2016 · 2017 · 2018 · 2019 · 2021 · 2022 · 2023 · 2024 · 2025
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 | 9,113 | 4:20:21 | 4:41:53 | 4:57:49 | 5:19:30 | 6:06:42 | 3:54:30 |
| M18-24 | 550 | 4:15:11 | 4:37:19 | 4:48:43 | 5:12:44 | 6:00:20 | 3:54:30 |
| M25-29 | 947 | 4:07:07 | 4:30:00 | 4:47:17 | 5:14:22 | 6:03:23 | 3:56:12 |
| M30-34 | 1,215 | 4:13:45 | 4:35:41 | 4:50:44 | 5:11:39 | 6:01:04 | 3:58:25 |
| M35-39 | 1,375 | 4:18:07 | 4:35:48 | 4:49:15 | 5:08:48 | 5:57:34 | 3:58:58 |
| M40-44 | 1,386 | 4:21:05 | 4:39:45 | 4:51:44 | 5:13:22 | 5:59:55 | 4:03:05 |
| M45-49 | 1,300 | 4:28:18 | 4:47:28 | 5:04:20 | 5:23:34 | 6:06:24 | 4:14:08 |
| M50-54 | 1,118 | 4:39:47 | 4:55:56 | 5:12:17 | 5:29:08 | 6:12:32 | 4:16:14 |
| M55-59 | 688 | 4:41:51 | 5:01:44 | 5:15:33 | 5:36:00 | 6:21:40 | 4:32:01 |
| M60-64 | 376 | 4:56:58 | 5:17:39 | 5:30:39 | 5:55:31 | 6:38:46 | 4:47:50 |
| M65-69 | 127 | 5:08:47 | 5:26:06 | 5:39:27 | 6:07:42 | 6:50:42 | 5:06:47 |
| M70-74 | 22 | 6:30:33 | 6:32:33 | 6:33:52 | 6:42:16 | 7:23:27 | 6:30:33 |
| M75-79 | 7 | 6:25:17 | 6:25:17 | 6:25:17 | 7:09:13 | 7:29:40 | 6:25:17 |
Women
| Age group | Finishers | Top 1% | Top 5% | Top 10% | Top 20% | Median | Best |
|---|---|---|---|---|---|---|---|
| All age groups | 4,768 | 4:47:48 | 5:09:28 | 5:25:58 | 5:46:56 | 6:30:50 | 4:22:52 |
| F18-24 | 212 | 4:48:56 | 5:05:40 | 5:21:18 | 5:41:23 | 6:18:39 | 4:35:31 |
| F25-29 | 501 | 4:39:15 | 4:55:58 | 5:13:00 | 5:35:32 | 6:22:51 | 4:28:10 |
| F30-34 | 636 | 4:40:43 | 5:02:07 | 5:17:39 | 5:42:36 | 6:21:06 | 4:23:03 |
| F35-39 | 754 | 4:44:28 | 4:59:56 | 5:15:29 | 5:39:44 | 6:27:24 | 4:22:52 |
| F40-44 | 794 | 4:56:51 | 5:10:55 | 5:24:46 | 5:45:21 | 6:31:54 | 4:41:46 |
| F45-49 | 738 | 4:52:07 | 5:16:48 | 5:34:06 | 5:51:08 | 6:32:35 | 4:30:00 |
| F50-54 | 596 | 5:10:02 | 5:24:53 | 5:39:51 | 5:59:26 | 6:41:56 | 4:53:29 |
| F55-59 | 337 | 5:10:59 | 5:30:59 | 5:42:38 | 5:54:26 | 6:44:21 | 5:02:41 |
| F60-64 | 146 | 5:11:53 | 5:38:43 | 5:49:14 | 6:04:07 | 6:49:30 | 5:09:50 |
| F65-69 | 41 | 5:51:01 | 5:59:46 | 6:18:31 | 6:30:48 | 7:04:12 | 5:51:01 |
| F70-74 | 13 | 6:00:15 | 6:00:15 | 6:13:29 | 6:23:25 | 7:00:38 | 6:00:15 |
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.