Custer, SD
| Rank | Year | Name | Category | Time |
|---|---|---|---|---|
| 1 | 2015 | Adam Doe | M 20-29 | 3:39:11 |
| 2 | 2013 | Ryan Phillips | M 40-49 | 3:41:00 |
| 3 | 2013 | Kaci Lickteig | F 20-29 | 3:43:50 |
| 4 | 2015 | Laren Roderick | M 30-39 | 3:44:14 |
| 5 | 2018 | Tim Fryer | M 30-39 | 3:45:10 |
| 6 | 2016 | William McGinnis | M 30-39 | 3:53:57 |
| 7 | 2012 | Adam St.Pierre | M 30-39 | 3:54:35 |
| 8 | 2013 | Tim Fryer | M 30-39 | 3:57:20 |
| 9 | 2024 | Andrew Trapp | M 30-39 | 3:59:32 |
| 10 | 2014 | Tim Fryer | M 30-39 | 4:08:37 |
| 11 | 2019 | Nathan Amery | M 30-39 | 4:12:12 |
| 12 | 2012 | Peter Maves | M 20-29 | 4:14:06 |
| 13 | 2017 | Sam Killian | M 40-49 | 4:15:33 |
| 14 | 2013 | Miguel Ordorica | M 40-49 | 4:15:38 |
| 15 | 2018 | Adam Sumner | M 30-39 | 4:16:10 |
| 16 | 2006 | Francesca Conte | F 30-39 | 4:19:20 |
| 17 | 2017 | Paul Reynen | M 50-59 | 4:20:45 |
| 18 | 2019 | Hannah Billings | F 20-29 | 4:22:06 |
| 19 | 2019 | Wes Broeder | M 50-59 | 4:25:16 |
| 20 | 2010 | Todd Falker | M 20-29 | 4:31:47 |
| 21 | 2006 | James McNamara | M 50-59 | 4:35:11 |
| 22 | 2019 | Bob Bahr | M 50-59 | 4:37:35 |
| 23 | 2007 | John Price | M 40-49 | 4:38:00 |
| 24 | 2016 | Justin Lancaster | M 20-29 | 4:38:56 |
| 25 | 2014 | Robert Henderson | M 30-39 | 4:39:19 |
| 26 | 2021 | Andrew Hermiston | M 30-39 | 4:39:50 |
| 27 | 2014 | Mark Dangerfield | M 60-69 | 4:40:06 |
| 28 | 2012 | Cindy Stonesmith | F 40-49 | 4:41:54 |
| 29 | 2017 | Candace Wallin-Richter | F 30-39 | 4:43:07 |
| 30 | 2016 | Paul Reynen | M 50-59 | 4:44:04 |
| 31 | 2024 | Kendra Eerdmans | F 30-39 | 4:44:29 |
| 32 | 2007 | Chris Stores | M 20-29 | 4:46:00 |
| 33 | 2006 | Tracy Holland | F 40-49 | 4:46:05 |
| 34 | 2019 | Austin Freeburg | M 30-39 | 4:47:07 |
| 35 | 2017 | Liam Doyle | M 30-39 | 4:47:42 |
| 36 | 2021 | Matt Henry | M 40-49 | 4:47:55 |
| 37 | 2018 | Jeff Bollman | M 50-59 | 4:48:21 |
| 38 | 2015 | Scott Lorenz | M 40-49 | 4:49:44 |
| 39 | 2016 | Steven Sjolund | M 60-69 | 4:49:58 |
| 40 | 2011 | Barbarann Mallory | F 50-59 | 4:50:39 |
| 41 | 2014 | Jacob Duncan | M 30-39 | 4:50:56 |
| 42 | 2006 | John Peppiatt | M 40-49 | 4:52:30 |
| 43 | 2023 | Austin Freeburg | M 30-39 | 4:53:46 |
| 44 | 2016 | Erika Winchester | F 40-49 | 4:54:33 |
| 45 | 2023 | Adam Hutchison | M 30-39 | 4:54:50 |
| 46 | 2022 | Kobe Berger | M 20-29 | 4:54:54 |
| 47 | 2022 | Dakota Wagner | M 20-29 | 4:54:56 |
| 48 | 2007 | Anna Hovde | F 30-39 | 4:56:00 |
| 49 | 2021 | Claire Todd | F 20-29 | 4:56:03 |
| 50 | 2012 | Troy Wolford | M 40-49 | 4:56:37 |
| 51 | 2016 | Sarah Scozzaro | F 30-39 | 4:58:54 |
| 52 | 2006 | Keith Panzer | M 40-49 | 4:59:12 |
| 53 | 2007 | Joe Rozak | M 20-29 | 5:00:00 |
| 54 | 2015 | Jeff Bollman | M 40-49 | 5:00:36 |
| 55 | 2007 | Eric Lewis | M 40-49 | 5:01:00 |
| 56 | 2014 | Chad Pfeif | M 30-39 | 5:02:19 |
| 57 | 2015 | Ian Blasch | M 40-49 | 5:02:52 |
| 58 | 2019 | Emily Borlik | F 40-49 | 5:06:06 |
| 59 | 2017 | Hank Tetreault | M 50-59 | 5:06:16 |
| 60 | 2023 | Charlie Huntington | M 30-39 | 5:07:42 |
| 61 | 2012 | Robert Robertson | M 40-49 | 5:08:39 |
| 62 | 2013 | Josh Helle | M 30-39 | 5:08:45 |
| 63 | 2015 | Austin Freeburg | M 30-39 | 5:08:49 |
| 64 | 2019 | Mitch Broekemeier | M 30-39 | 5:09:47 |
| 65 | 2024 | Paul Reynen | M 60-69 | 5:09:48 |
| 66 | 2019 | Kay Dent | F 30-39 | 5:09:49 |
| 67 | 2013 | Anita Fromm | F 40-49 | 5:09:53 |
| 68 | 2021 | Lori Ryan | F 40-49 | 5:10:54 |
| 69 | 2013 | Lori Leonard | F 50-59 | 5:10:56 |
| 70 | 2007 | Chris Shelley | M 50-59 | 5:11:00 |
| 71 | 2024 | Alexa Winkler | F 20-29 | 5:11:11 |
| 72 | 2006 | Kelly Johnson | F 20-29 | 5:11:11 |
| 73 | 2011 | Vincent Rossmeier | M 20-29 | 5:11:16 |
| 74 | 2019 | Jo Sugrue | F 40-49 | 5:12:51 |
| 75 | 2019 | Michael Nesladek | M 40-49 | 5:13:13 |
| 76 | 2005 | Craig Holcomb | M 30-39 | 5:13:38 |
| 77 | 2022 | Brian Peterson | M 40-49 | 5:13:58 |
| 78 | 2024 | Katlyn Gustafson | F 30-39 | 5:14:03 |
| 79 | 2017 | Bego Lopez | F 40-49 | 5:15:17 |
| 80 | 2024 | Chris Pabian | M 40-49 | 5:15:22 |
| 81 | 2019 | Chris Anderson | M 30-39 | 5:16:44 |
| 82 | 2015 | David Fielder | M 50-59 | 5:17:38 |
| 83 | 2016 | Blake Spiegelberg | M 30-39 | 5:17:49 |
| 84 | 2024 | Jedediah Beadle | M 30-39 | 5:18:04 |
| 85 | 2016 | Michael Rhead | M 30-39 | 5:18:42 |
| 86 | 2012 | Brent Mekosh | M 30-39 | 5:20:19 |
| 87 | 2023 | Bruce Allen | M 60-69 | 5:20:42 |
| 88 | 2014 | Kyle Thompson | M 30-39 | 5:20:44 |
| 89 | 2019 | JENNIFER HICKEY | F 40-49 | 5:21:16 |
| 90 | 2009 | Shaddrick Sunderman | M 30-39 | 5:21:37 |
| 91 | 2019 | Andrew Holton | M 50-59 | 5:22:24 |
| 92 | 2016 | Olivia Spiegel | F 20-29 | 5:23:00 |
| 93 | 2023 | Cory Edwards | M 40-49 | 5:23 |
| 94 | 2006 | Gary Van Kuiken | M 40-49 | 5:24:00 |
| 95 | 2019 | Adam Berens | M 30-39 | 5:24:21 |
| 96 | 2015 | Michael Moravec | M 30-39 | 5:24:41 |
| 97 | 2018 | Hank Tetreault | M 50-59 | 5:24:53 |
| 98 | 2013 | Van Dewald | M 40-49 | 5:25:06 |
| 99 | 2024 | Alex Schwab | M 20-29 | 5:26:54 |
| 100 | 2006 | Lisa Christensen | F 30-39 | 5:27:05 |
