2025 IRONMAN 70.3 Boulder
IRONMAN World Championship qualification — age-group results, adjusted times, and qualifying times.
WC slots
75
Qualified
75
General cutoff*
04:14:21
Women cutoff*
04:57:50
*Adjusted (age-graded) time of the last qualifier in each category. Use the interactive tool for the required finish time per age group and to model rolldown.
Qualified athletes (75)
| # | Athlete | Age group | Finish | Adjusted | Status |
|---|---|---|---|---|---|
| 1 | Gordo Byrn United States | M55-59 | 4:16:01 | 03:39:16 | AG Winner |
| 2 | Jason George United States | M60-64 | 4:33:51 | 03:44:20 | AG Winner |
| 3 | Kevin Konczak United States | M55-59 | 4:25:36 | 03:47:29 | Qualified |
| 4 | Cory Mayfield United States | M30-34 | 3:55:46 | 03:47:37 | AG Winner |
| 5 | Tim Hola United States | M50-54 | 4:20:55 | 03:50:28 | AG Winner |
| 6 | Fernando Vargas Garibi Mexico | M45-49 | 4:21:46 | 03:55:00 | AG Winner |
| 7 | Alberto Gonzalez Mexico | M45-49 | 4:23:07 | 03:56:13 | Qualified |
| 8 | Jon Brown United States | M70-74 | 5:32:03 | 03:56:23 | AG Winner |
| 9 | Jeff Scarella United States | M45-49 | 4:23:46 | 03:56:48 | Qualified |
| 10 | John Seddon United States | M40-44 | 4:16:21 | 03:57:25 | AG Winner |
| 11 | Todd Robinson United States | M50-54 | 4:30:45 | 03:59:09 | Qualified |
| 12 | Darren Hewitson United Kingdom | M40-44 | 4:18:37 | 03:59:31 | Qualified |
| 13 | Matthew Wang United States | M30-34 | 4:08:20 | 03:59:45 | Qualified |
| 14 | Sebastian Borowik Poland | M45-49 | 4:29:03 | 04:01:33 | Qualified |
| 15 | Logan Thralls United States | M18-24 | 4:01:34 | 04:01:34 | AG Winner |
| 16 | Luke Davis United States | M30-34 | 4:10:19 | 04:01:40 | Qualified |
| 17 | Aaron Acuna United States | M40-44 | 4:21:08 | 04:01:51 | Qualified |
| 18 | Bruce Deakyne United States | M35-39 | 4:15:15 | 04:02:29 | AG Winner |
| 19 | Nicholas Collier United States | M45-49 | 4:30:21 | 04:02:43 | Qualified |
| 20 | Andrew Vos United States | M35-39 | 4:15:43 | 04:02:55 | Qualified |
| 21 | Matt Tobey United States | M40-44 | 4:22:57 | 04:03:32 | Qualified |
| 22 | Santiago Paz Argentina | M25-29 | 4:05:30 | 04:03:45 | AG Winner |
| 23 | Humberto Jimenez Mexico | M55-59 | 4:45:16 | 04:04:19 | Qualified |
| 24 | Gene Peters United States | M80-84 | 8:01:13 | 04:05:10 | AG Winner |
| 25 | Scott Voyles United States | M40-44 | 4:24:49 | 04:05:16 | Qualified |
| 26 | David Zaharakis Australia | M35-39 | 4:18:48 | 04:05:51 | Qualified |
| 27 | Mark Adams United Kingdom | M60-64 | 5:00:30 | 04:06:10 | Qualified |
| 28 | Martín Gallardo Argentina | M25-29 | 4:08:05 | 04:06:19 | Qualified |
| 29 | Ben Aoki-Sherwood United States | M18-24 | 4:06:23 | 04:06:23 | Qualified |
| 30 | Eric Frorenza-Hubbard United States | M30-34 | 4:15:21 | 04:06:32 | Qualified |
| 31 | Brian Andzejewicz United States | M45-49 | 4:35:18 | 04:07:09 | Qualified |
| 32 | Eduardo De Carvalho Amantini Brazil | M45-49 | 4:35:33 | 04:07:23 | Qualified |
| 33 | Samuel Silva Brazil | M40-44 | 4:27:18 | 04:07:34 | Qualified |
| 34 | Hugo Arredondo Mexico | M45-49 | 4:35:52 | 04:07:40 | Qualified |
| 35 | Pankkaj Dhiman India | M40-44 | 4:28:05 | 04:08:17 | Qualified |
| 36 | RAUL AXOTLA Mexico | M25-29 | 4:12:04 | 04:10:16 | Qualified |
| 37 | Jesse Danner United States | M45-49 | 4:39:17 | 04:10:44 | Qualified |
| 38 | Will Watson United States | M18-24 | 4:11:34 | 04:11:34 | Qualified |
| 39 | Bryan Mooney United States | M25-29 | 4:13:40 | 04:11:51 | Qualified |
| 40 | Brennen Field United States | M25-29 | 4:14:05 | 04:12:16 | Qualified |
| 41 | Flavio De Simone United States | M55-59 | 4:54:48 | 04:12:29 | Qualified |
| 42 | Matt Carson United States | M30-34 | 4:21:39 | 04:12:37 | Qualified |
| 43 | Henrique Bettega Brazil | M40-44 | 4:33:18 | 04:13:07 | Qualified |
| 44 | Marcus Lounello United States | M35-39 | 4:27:07 | 04:13:45 | Qualified |
| 45 | Trevor Heinrichs United States | M30-34 | 4:23:13 | 04:14:08 | Qualified |
| 46 | Caleb Karpay United States | M35-39 | 4:27:37 | 04:14:14 | Qualified |
| 47 | Scott Galloway United States | M35-39 | 4:27:45 | 04:14:21 | Qualified |
| 48 | Liis Rametta Estonia | F40-44 | 4:41:54 | 04:25:43 | AG Winner |
| 49 | Sharon McDowell-Larsen Canada | F65-69 | 5:43:21 | 04:26:57 | AG Winner |
| 50 | Bob Sanderson United States | M75-79 | 6:56:54 | 04:27:36 | AG Winner |
| 51 | Stacie Brennise United States | F55-59 | 5:06:39 | 04:28:11 | AG Winner |
| 52 | Jenna Campbell United States | F25-29 | 4:31:19 | 04:31:19 | AG Winner |
| 53 | Leslie Knibb United States | F60-64 | 5:23:28 | 04:31:25 | AG Winner |
| 54 | Christine Kachinsky United States | F55-59 | 5:10:22 | 04:31:26 | Women slot |
| 55 | Daniel Berg United States | M65-69 | 5:56:58 | 04:32:43 | AG Winner |
| 56 | Gillian Micoli United States | F40-44 | 4:50:34 | 04:33:53 | Women slot |
| 57 | Diana Hassel United States | F55-59 | 5:17:00 | 04:37:14 | Women slot |
| 58 | Deborah Gaynor United States | F75-79 | 7:25:39 | 04:37:49 | AG Winner |
| 59 | Jane Pilger United States | F50-54 | 5:10:23 | 04:39:50 | AG Winner |
| 60 | Olivia Tabor United States | F30-34 | 4:45:24 | 04:40:29 | AG Winner |
| 61 | Alexa Scheel United States | F30-34 | 4:46:40 | 04:41:44 | Women slot |
| 62 | Natalie Bukovec United States | F25-29 | 4:42:43 | 04:42:43 | Women slot |
| 63 | Ellen Hart United States | F65-69 | 6:08:11 | 04:46:15 | Women slot |
| 64 | Cathi Webber United States | F55-59 | 5:27:42 | 04:46:36 | Women slot |
| 65 | Joanna Borowik Poland | F45-49 | 5:13:03 | 04:47:45 | AG Winner |
| 66 | Joanne Gribler United States | F35-39 | 4:58:58 | 04:48:44 | AG Winner |
| 67 | Tracy Maccherola United States | F60-64 | 5:45:19 | 04:49:45 | Women slot |
| 68 | Stephanie Doyon Canada | F30-34 | 4:55:52 | 04:50:46 | Women slot |
| 69 | Sarah Jones United States | F55-59 | 5:34:53 | 04:52:53 | Women slot |
| 70 | Graciela Garcia Guillen Venezuela | F50-54 | 5:27:04 | 04:54:52 | Women slot |
| 71 | Monica Folts United States | F35-39 | 5:06:45 | 04:56:15 | Women slot |
| 72 | Ali Krogel United States | F45-49 | 5:22:34 | 04:56:30 | Women slot |
| 73 | Pablo Olavarri Mexico | F30-34 | 5:03:03 | 04:57:50 | Women slot |
| 74 | Corinne Yorkman United States | F18-24 | 5:11:02 | 05:08:34 | AG Winner |
| 75 | Hugo Oliveras Mexico | PC/ID | 6:23:54 | 06:23:54 | AG Winner |
Next 20 — closest to qualifying
The athletes who just missed a slot, by adjusted time — i.e. who would benefit most from rolldown.
| # | Athlete | Age group | Finish | Adjusted | Status |
|---|---|---|---|---|---|
| 76 | Clemente Espinosa Murillo Mexico | M40-44 | 4:36:12 | 04:15:48 | Not qualified |
| 77 | Scott Williams New Zealand | M60-64 | 5:12:53 | 04:16:18 | Not qualified |
| 78 | Mike Pierce United States | M55-59 | 4:59:18 | 04:16:21 | Not qualified |
| 79 | John Estes United States | M35-39 | 4:30:09 | 04:16:38 | Not qualified |
| 80 | Joao Marcelo Faiad e Silva Brazil | M50-54 | 4:50:55 | 04:16:58 | Not qualified |
| 81 | Mike Bibelheimer United States | M45-49 | 4:46:32 | 04:17:14 | Not qualified |
| 82 | Vincent Hassel United States | M60-64 | 5:14:05 | 04:17:17 | Not qualified |
| 83 | Zach Stern United States | M25-29 | 4:19:52 | 04:18:01 | Not qualified |
| 84 | Dante Amadeus Campa Laguna Mexico | M30-34 | 4:27:22 | 04:18:08 | Not qualified |
| 85 | Christopher Ginn United States | M50-54 | 4:52:26 | 04:18:18 | Not qualified |
| 86 | Justin Marshall United States | M25-29 | 4:20:14 | 04:18:23 | Not qualified |
| 87 | Luke Pfeiffer United States | M25-29 | 4:20:26 | 04:18:35 | Not qualified |
| 88 | Ian Knox United States | M35-39 | 4:32:22 | 04:18:44 | Not qualified |
| 89 | Sebastian Andia Argentina | M35-39 | 4:32:36 | 04:18:58 | Not qualified |
| 90 | Rory Sanchez United States | M25-29 | 4:21:00 | 04:19:08 | Not qualified |
| 91 | Keith Norsym United States | M50-54 | 4:53:42 | 04:19:25 | Not qualified |
| 92 | Nick Carlson United States | M25-29 | 4:21:28 | 04:19:36 | Not qualified |
| 93 | Kevin Lowry United States | M40-44 | 4:40:34 | 04:19:51 | Not qualified |
| 94 | Shalev Nemenoff Israel | M40-44 | 4:40:36 | 04:19:53 | Not qualified |
| 95 | Max Bierman United States | M30-34 | 4:29:28 | 04:20:10 | Not qualified |
Open in the interactive tool →
Filter by age group, model rolldown, see required times.
All qualifying events →
Browse every IRONMAN & 70.3 in our results database.
Qualification is modelled with the WTC age-group performance multipliers. Results are for information only — always confirm slots and rolldown with the official race-day allocation. Not affiliated with the IRONMAN Group.