Ironman 70.3 Boulder, all editions

Ironman 70.3 Boulder 2025

14 Jun 2025. 1,595 finishers, median finish time 6:12:12, 8% of starters did not finish.

Top 10 men

1. Sam Appleton (Australia), MPRO: 3:35:59
2. Colin Szuch (United States), MPRO: 3:38:43
3. Kevin McDowell (United States), MPRO: 3:40:43
4. Matthew Sharpe (Canada), MPRO: 3:42:16
5. Sam Osborne (New Zealand), MPRO: 3:44:50
6. Connor Weaver (United States), MPRO: 3:45:16
7. John Killeen (United States), MPRO: 3:45:49
8. Justin Metzler (United States), MPRO: 3:46:26
9. Chris Leiferman (United States), MPRO: 3:46:43
10. Connor Ford (United States), MPRO: 3:46:53

Top 10 women

1. Jenna Campbell (United States), F25-29: 4:31:19
2. Liis Rametta (Estonia), F40-44: 4:41:54
3. Natalie Bukovec (United States), F25-29: 4:42:43
4. Olivia Tabor (United States), F30-34: 4:45:24
5. Alexa Scheel (United States), F30-34: 4:46:40
6. Gillian Micoli (United States), F40-44: 4:50:34
7. Stephanie Doyon (Canada), F30-34: 4:55:52
8. Mia Keller (United States), F25-29: 4:58:34
9. Joanne Gribler (United States), F35-39: 4:58:58
10. Julia Rodriguez (Mexico), F25-29: 5:02:38

Age group winners

• F18-24: Corinne Yorkman, 5:11:02
• F25-29: Jenna Campbell, 4:31:19
• F30-34: Olivia Tabor, 4:45:24
• F35-39: Joanne Gribler, 4:58:58
• F40-44: Liis Rametta, 4:41:54
• F45-49: Joanna Borowik, 5:13:03
• F50-54: Jane Pilger, 5:10:23
• F55-59: Stacie Brennise, 5:06:39
• F60-64: Leslie Knibb, 5:23:28
• F65-69: Sharon Mcdowell-Larsen, 5:43:21
• F75-79: Deborah Gaynor, 7:25:39
• M18-24: Logan Thralls, 4:01:34
• M25-29: Santiago PAZ, 4:05:30
• M30-34: Cory Mayfield, 3:55:46
• M35-39: Bruce Deakyne, 4:15:15
• M40-44: John Seddon, 4:16:21
• M45-49: Fernando Vargas Garibi, 4:21:46
• M50-54: Tim Hola, 4:20:55
• M55-59: Gordo Byrn, 4:16:01
• M60-64: Jason George, 4:33:51
• M65-69: Daniel Berg, 5:56:58
• M70-74: Jon Brown, 5:32:03
• M75-79: Bob Sanderson, 6:56:54
• M80-84: Gene Peters, 8:01:13
• MPRO: Sam Appleton, 3:35:59
• PC/ID: Hugo Oliveras, 6:23:54