| Rank | Bib | Name | Affiliation | Time | Split Time | Laps | Category |
| 1 | 101 | Chris DRUMMOND | Spcx Pb Rk Black | 40:21. | 8:06. | 5 | M U40 |
| 2 | 302 | Jacob LASLEY | Spcx Pb Rk Black | 40:29. | 8:07. | 5 | M 40-44 |
| 3 | 300 | Steven STEFKO | First City Cycling Team P/b Noo | 40:42. | 7:58. | 5 | M 40-44 |
| 4 | 301 | Justin THOMAS | Boulder Cycle Sport | 41:18. | 7:59. | 5 | M 40-44 |
| 5 | 303 | Craig FAULKNER | Crossniacs | 41:32. | 8:13. | 5 | M 40-44 |
| 6 | 311 | Ryan JACOBSEN | Rule # 5 Nick?s Cycling/mennen | 41:34. | 8:01. | 5 | M 40-44 |
| 7 | 306 | Matt TILLINGHAST | Harvest Racing/fastruby | 42:04. | 8:31. | 5 | M 40-44 |
| 8 | 305 | Justin MORGAN | Top Club Cx | 42:18. | 8:23. | 5 | M 40-44 |
| 9 | 312 | James MARSCHALEK | Belgianwerkx | 42:23. | 8:15. | 5 | M 40-44 |
| 10 | 309 | Jesse RIENTS | Kuhl Cycling Team | 42:43. | 8:22. | 5 | M 40-44 |
| 11 | 304 | Eric ANDERSON | Zipp Factory Team | 43:05. | 8:43. | 5 | M 40-44 |
| 12 | 307 | Al KRUEGER | Linear Sport Racing Team / Trek | 43:22. | 8:35. | 5 | M 40-44 |
| 13 | 104 | Jeremiah GANTZER | | 43:40. | 8:53. | 5 | M U40 |
| 14 | 322 | Brian BAKER | Boulder Cycle Sport | 43:46. | 8:46. | 5 | M 40-44 |
| 15 | 316 | Noah MARCUS | Zealous Racing | 43:59. | 8:45. | 5 | M 40-44 |
| 16 | 310 | Jason HENDRICKSON | Nofucx | 44:20. | 9:06. | 5 | M 40-44 |
| 17 | 317 | Patrick ORRICK | Kcoi/boulevard | 44:29. | 8:45. | 5 | M 40-44 |
| 18 | 319 | Chris ELLIS | 360 Racing | 44:30. | 8:48. | 5 | M 40-44 |
| 19 | 800 | Don SEIB | Bmb Racing | 44:55. | 8:28. | 5 | M 55-59 |
| 20 | 102 | Ryan THOMPSON | Springfield Brewing Company Cyc | 45:02. | 8:34. | 5 | M U40 |
| 21 | 803 | Thomas PRICE | Trek Cyclocross Collective | 45:07. | 8:40. | 5 | M 55-59 |
| 22 | 817 | Gregory SHIMONEK | Harvest Racing | 45:59. | 9:05. | 5 | M 55-59 |
| 23 | 313 | Louis KUHN | | 46:03. | 9:07. | 5 | M 40-44 |
| 24 | 801 | Paul LASTAYO | Kuhl Cycling Team | 46:23. | 9:12. | 5 | M 55-59 |
| 25 | 308 | David NEIS | K & G Bike Center | 46:39. | 8:38. | 5 | M 40-44 |
| 26 | 804 | Mike WARREN | Velo Fratello/bay Equity | 46:52. | 9:27. | 5 | M 55-59 |
| 27 | 802 | Chris ADOLF | Fell Swoop | 47:16. | 9:20. | 5 | M 55-59 |
| 28 | 331 | Paul EICHLER | The Bike Way | 48:16. | 9:57. | 5 | M 40-44 |
| 29 | 806 | Stephen SONGER | 360 Racing P/b Kline Van/woody | 38:32. | 9:18. | 4 | M 55-59 |
| 30 | 320 | Ryan HOBBS | Matrix/rbm | 38:48. | 10:08. | 4 | M 40-44 |
| 31 | 327 | Robert THOMPSON | Rule #5 | 39:26. | 9:52. | 4 | M 40-44 |
| 32 | 807 | Greg GOBLIRSCH | | 39:31. | 9:31. | 4 | M 55-59 |
| 33 | 314 | James HOLMES | Arc9 Racing | 39:53. | 10:02. | 4 | M 40-44 |
| 34 | 812 | Steel BOKHOF | The Pony Shop | 39:59. | 9:48. | 4 | M 55-59 |
| 35 | 329 | Nathan HICKS | Bikeiowa.com | 40:32. | 9:55. | 4 | M 40-44 |
| 36 | 820 | Matthew PARADIS | Team Bicycle Heaven | 40:34. | 9:48. | 4 | M 55-59 |
| 37 | 809 | Jim GENTES | Buy-cell.com | 40:48. | 9:49. | 4 | M 55-59 |
| 38 | 813 | Jeff HILLIGOSS | Angry Catfish | 41:07. | 9:55. | 4 | M 55-59 |
| 39 | 108 | Brody BURNHAM | Dmos Racing Team | 41:33. | 10:12. | 4 | M U40 |
| 40 | 814 | Ross ADAMS | Lake Geneva Youth Camp Cycling | 41:42. | 10:21. | 4 | M 55-59 |
| 41 | 821 | Mark SULLIVAN | Team Kaos / Joyride Bicycles | 42:13. | 10:28. | 4 | M 55-59 |
| 42 | 816 | Michael SCHAUB | Feedback Sports Racing | 42:46. | 12:09. | 4 | M 55-59 |
| 43 | 808 | Thomas SCHOLZ | Iowa City Cycling Club/UOI Hear | 43:02. | 10:12. | 4 | M 55-59 |
| 44 | 833 | Keith WILLIAMS | | 43:06. | 10:49. | 4 | M 55-59 |
| 45 | 333 | Eric ELBERT | | 43:31. | 11:43. | 4 | M 40-44 |
| 46 | 824 | Doug KEISER | | 43:48. | 10:56. | 4 | M 55-59 |
| 47 | 105 | Keyth HOWRY | | 44:07. | 12:01. | 4 | M U40 |
| 48 | 823 | Rod MYSKO | Centurion Next Wave Cycling Tea | 44:19. | 11:01. | 4 | M 55-59 |
| 49 | 826 | Jon ANTONNEAU | | 44:47. | 10:55. | 4 | M 55-59 |
| 50 | 819 | Bill ALGEO | Olympia Cycle | 45:06. | 11:08. | 4 | M 55-59 |
| 51 | 829 | Kurt TROMP | Ten27 | 48:25. | 12:57. | 4 | M 55-59 |
| 52 | 339 | Brad DASH | Abd Cycling Team | 48:39. | 12:45. | 4 | M 40-44 |
| 53 | 827 | Todd TOOM | Jimmy Johns Racing Team | 40:33. | 13:46. | 3 | M 55-59 |
| 54 | 831 | Steve FALCK | | 42:40. | 16:28. | 3 | M 55-59 |
| 55 | 835 | Alan DOWNIE | | 46:40. | 16:32. | 3 | M 55-59 |
| DNF | 334 | David SHEEK | Sdg - Muscle Monster | | 8:17. | 2 | M 40-44 |
| DNF | 324 | Rob LIVERMORE | Flatwater Cycling P/b Lincoln I | | 10:58. | 1 | M 40-44 |
| DNS | 100 | Kevin DAY | Endurance 360 | | 21:42. | 1 | M U40 |
| DNS | 106 | Steve TYGRETT | | | 21:42. | 1 | M U40 |
| DNS | 107 | Matt HENDERSON | | | 21:42. | 1 | M U40 |
| DNS | 315 | Joshua STEVENS | Tradewind Energy | | 21:42. | 1 | M 40-44 |
| DNS | 325 | Michael KERN | Los Playboys Internacionales | | 21:42. | 1 | M 40-44 |
| DNS | 328 | Brady FREDERICK | Team Velocause | | 21:42. | 1 | M 40-44 |
| DNS | 810 | Paul WARLOSKI | Bens Cycle/ Milwaukee Bicycle | | 21:42. | 1 | M 55-59 |
| DNS | 815 | James SCHWANTNER | Pastaria Big Shark Racing | | 21:42. | 1 | M 55-59 |
| DNS | 818 | Jason ENGLE | Two Wheeler Dealer-sioux Falls | | 21:42. | 1 | M 55-59 |
| DNS | 822 | Robert PIPER | | | 21:42. | 1 | M 55-59 |
| DNS | 832 | Graeme PITCHER | | | 21:42. | 1 | M 55-59 |
