| Date | Location | Result | |
| May 5, 2018 | Lake Forest, Ill. | Cornell College 4, Grinnell College 0 | Box score |
| May 4, 2018 | Lake Forest, Ill | Grinnell College 2, Lake Forest 0 | Box score |
| May 4, 2018 | Lake Forest, Ill. | Illinois College 4, Grinnell College 1 | Box score |
| May 1, 2018 | Grinnell, Iowa | Wartburg College 14, Grinnell College 3 | Box score |
| May 1, 2108 | Grinnell, Iowa | Wartburg College 6, Grinnell College 4 | Box score |
| Apr 29, 2018 | Ripon, Wis. | Grinnell College 9, Ripon College 1 | Box score |
| Apr 29, 2018 | Ripon, Wis. | Grinnell College 6, Ripon College 4 | Box score |
| Apr 28, 2018 | Janesville, Wis. | Lake Forest 9, Grinnell College 4 | Box score |
| Apr 28, 2018 | Janesville, Wis. | Lake Forest 4, Grinnell College 1 | Box score |
| Apr 24, 2018 | Mount Vernon, Iowa | Cornell College 11, Grinnell College 7 | Box score |
| Apr 24, 2018 | Mount Vernon, Iowa | Cornell College 7, Grinnell College 4 | Box score |
| Apr 22, 2018 | Grinnell, Iowa | Grinnell College 6, Lawrence University 5 | Box score |
| Apr 22, 2018 | Grinnell, Iowa | Grinnell College 12, Lawrence University 4 | Box score |
| Apr 21, 2018 | Grinnell, Iowa | Grinnell College 10, St. Norbert College 6 | Box score |
| Apr 21, 2018 | Grinnell, Iowa | Grinnell College 8, St. Norbert College 5 | Box score |
| Apr 19, 2018 | Monmouth, Ill. | Grinnell College 6, Monmouth College 3 | Box score |
| Apr 19, 2018 | Monmouth, Ill. | Monmouth College 5, Grinnell College 1 | Box score |
| Apr 17, 2018 | Loves Park, Ill. | Grinnell College 19, Beloit College 3 | Box score |
| Apr 17, 2018 | Loves Park, Ill. | Grinnell College 9, Beloit College 3 | Box score |
| Apr 11, 2018 | Galesburg, Ill. | Grinnell College 12, Knox College 4 | Box score |
| Apr 11, 2018 | Galesburg, Ill. | Grinnell College 15, Knox College 1 | Box score |
| Apr 5, 2018 | Grinnell, Iowa | Grinnell College 10, Illinois College 0 | Box score |
| Apr 5, 2018 | Grinnell, Iowa | Illinois College 4, Grinnell College 2 | Box score |
| Mar 30, 2018 | Grinnell, Iowa | Grinnell College 11, Westminster 7 | Box score |
| Mar 30, 2018 | Grinnell, Iowa | Grinnell College 9, Mount Mary 1 | Box score |
| Mar 28, 2018 | Pella, Iowa | Central College 10, Grinnell College 2 | Box score |
| Mar 28, 2018 | Pella, Iowa | Grinnell College 5, Central College 3 | Box score |
| Mar 27, 2018 | Grinnell, Iowa | Grinnell College 8, Simpson College 6 | Box score |
| Mar 27, 2018 | Grinnell, Iowa | Grinnell College 13, Simpson College 5 | Box score |
| Mar 23, 2018 | Clermont, Fla. | Grinnell College 6, Kalamazoo College 3 | Box score |
| Mar 23, 2018 | Clermont, Fla. | Grinnell College 7, St. Lawrence Univ. 1 | Box score |
| Mar 22, 2018 | Clermont, Fla. | Grinnell College 3, Oberlin College 2 | Box score |
| Mar 22, 2018 | Clermont, Fla. | Calvin College 8, Grinnell College 7 | Box score |
| Mar 20, 2018 | Clermont, Fla. | Grinnell College 8, Worcester State 1 | Box score |
| Mar 19, 2018 | Clermont, Fla. | Grinnell College 2, Carroll University 0 | Box score |
| Mar 19, 2018 | Clermont, Fla. | Grinnell College 9, Farmingdale State 1 | Box score |
| Mar 4, 2018 | Rochester, Minn. | Macalester College 10, Grinnell College 8 | Box score |
| Mar 4, 2018 | Rochester, Minn. | St. Olaf College 8, Grinnell College 7 | Box score |