| February |
| | 26 | 5:00PM | Jamestown | vs. | Minnesota Crookstron | 7-0 | |
| | @ Metrodome, Game 1 | |
| | | 7:00PM | Jamestown | vs. | Minnesota Crookstron | 8-3 | |
| | @ Metrodome, Game 2 | |
| | 27 | 12:15PM | Jamestown | vs. | Olivet Nazarene University | 1-2 | |
| | @ Metrodome, Game 1 | |
| | | 2:15PM | Jamestown | vs. | Olivet Nazarene University | 1-1 | (10) |
| | Final, Game ends in a tie @ Metrodome, Game 2 | |
| March |
| | 4 | 12:00PM | Jamestown | vs. | William Penn University | 8-3 | |
| | 2012 Tucson Invitational Games | |
| | | Game 2 | Jamestown | vs. | William Penn University | 13-3 | |
| | 5 | 1:00PM | Jamestown | vs. | Indiana Wesleyan University | 1-2 | (9) |
| | 2012 Tucson Invitational Games | |
| | | Game 2 | Jamestown | vs. | Indiana Wesleyan University | 4-0 | |
| | 6 | 3:00PM | Jamestown | vs. | Concordia College-Moorhead | 7-3 | |
| | 2012 Tucson Invitational Games | |
| | | 7:00PM | Jamestown | vs. | Southern Vermont College | 19-4 | |
| | 2012 Tucson Invitational Games | |
| | 8 | 1:00PM | Jamestown | vs. | Northwestern College | 7-12 | |
| | 2012 Tucson Invitational Games | |
| | | Game 2 | Jamestown | vs. | Northwestern College | 4-2 | |
| | 2012 Tucson Invitational Games | |
| | 9 | 11:00AM | Jamestown | vs. | Saint Ambrose University | 9-6 | |
| | 2012 Tucson Invitational Games | |
| | | Game 2 | Jamestown | vs. | Saint Ambrose University | 12-18 | |
| | 2012 Tucson Invitational Games | |
| | 16 | 4:30PM | Jamestown | @ | Midland University | 7-8 | |
| | 1 x 9 inning game | |
| | 17 | 1:00PM | Jamestown | @ | Midland University | 7-0 | |
| | | Game 2 | Jamestown | @ | Midland University | 4-1 | |
| | 18 | 12:00PM | Jamestown | @ | Morningside College | 5-12 | |
| | @ Sioux City, IA | |
| | | Game 2 | Jamestown | @ | Morningside College | 4-5 | |
| | 24 | 2:00PM | Jamestown | @ | Dakota State | 1-6 | |
| | | Game 2 | Jamestown | @ | Dakota State | 5-12 | |
| | Dakota State: 7-run in 5th inning | |
| | 25 | 1:00PM | Jamestown | @ | Dakota State | 3-2 | |
| | | Game 2 | Jamestown | @ | Dakota State | 18-6 | |
| | 28 | 3:30PM | Jamestown | @ | Northern State University | 7-6 | (12) |
| | Final - 12 innings | |
| | 31 | 11:00AM | Jamestown | vs. | Dickinson State | 1-2 | |
| | DAC Pre-Season Tourney @ Valley City | |
| | | 1:00PM | Jamestown | @ | Valley City | 8-6 | |
| | DAC Pre-Season Tourney @ Valley City | |
| April |
| | 1 | 11:00AM | Dickinson State | @ | Jamestown | 8-7 | |
| | DAC Pre-Season Tourney @ Jamestown | |
| | | 3:00PM | Valley City | @ | Jamestown | 2-12 | |
| | DAC Pre-Season Tourney @ Jamestown | |
| | 3 | 2:00PM | Dakota Wesleyan University | @ | Jamestown | 4-5 | |
| | | Game 2 | Dakota Wesleyan University | @ | Jamestown | 5-12 | |
| * | 6 | 1:00PM | Jamestown | @ | Mayville State | 2-0 | |
| * | | Game 2 | Jamestown | @ | Mayville State | 16-7 | |
| | 11 | 4:00PM | Jamestown | vs. | Minot State University | 7-6 | |
| | one 9 inning game @ Harvey, ND. Rescheduled from Monday 4/9. | |
| * | 14 | 1:00PM | Jamestown | @ | Valley City | 5-3 | |
| * | | Game 2 | Jamestown | @ | Valley City | 4-2 | |
| * | 17 | 2:00PM | Valley City | @ | Jamestown | 2-7 | |
| | rescheduled from Sun 4/15 | |
| * | | Game 2 | Valley City | @ | Jamestown | 2-7 | |
| | Game 2, Jimmies win 10th game in a row | |
| | 18 | 2:00PM | Jamestown | vs. | Morningside College | 4-5 | |
| | @ Redfield, SD | |
| | | Game 2 | Jamestown | vs. | Morningside College | 6-0 | |
| | @ Redfield, SD | |
| * | 21 | 2:00PM | Dickinson State | @ | Jamestown | 3-12 | |
| * | | Game 2 | Dickinson State | @ | Jamestown | 7-6 | |
| * | 22 | 1:00PM | Dickinson State | @ | Jamestown | 6-5 | (8) |
| * | | Game 2 | Dickinson State | @ | Jamestown | 3-11 | |
| | 27 | 5:30PM | Jamestown | @ | Mayville State | 3-2 | |
| | DAC Tourney @ Mayville, ND (Fri-Sat April 27-28) | |
| | 28 | 10:00AM | Jamestown | vs. | Dickinson State | 6-4 | |
| | DAC Tourney @ Mayville, ND | |
| | | 4:00PM | Jamestown | vs. | Valley City | 5-3 | |
| | Jimmies 3-0 at DAC Tourney @ Mayville, ND - Tournament Champions | |
| May |
| | 2 | 11:00AM | Arizona Christian | vs. | Jamestown | 8-1 | |
| | A.I.I. Conference Tournament -- first round; #2 Jamestown; #5 ACU | |
| | 3 | | Jamestown | @ | CSU-San Marcos | 9-7 | |
| | A.I.I. Tournament @ San Marcos, CA | |
| | 4 | 2:30PM | Jamestown | vs. | Mayville State | 5-6 | |
| | A.I.I. Tournament @ San Marcos, CA, Loser Out | |
