| Date | Location | Result | |
| Nov 2, 2018 | Mount Vernon, Iowa | St. Norbert College 3, Grinnell College 2 (23-25,20-25,25-13,25-13,15-9) | Box score |
| Oct 27, 2018 | Grinnell, Iowa | Grinnell College 3, Illinois Tech 1 (25-27,25-23,26-24,25-23) | Box score |
| Oct 26, 2018 | Dubuque, Iowa | Loras 3, Grinnell College 0 (25-17,25-18,25-18) | Box score |
| Oct 26, 2018 | Dubuque, Iowa | Dubuque, Univ. of 3, Grinnell College 1 (25-15,25-17,23-25,25-23) | Box score |
| Oct 20, 2018 | Grinnell, Iowa | Grinnell College 3, Lawrence University 1 (25-20,25-23,27-29,25-21) | Box score |
| Oct 19, 2018 | Grinnell, Iowa | Grinnell College 3, St. Norbert College 2 (14-25,25-17,14-25,25-21,15-7) | Box score |
| Oct 17, 2018 | Mount Vernon, Iowa | Cornell College 3, Grinnell College 0 (25-21,25-23,25-19) | Box score |
| Oct 13, 2018 | Grinnell, Iowa | Grinnell College 3, Illinois College 0 (25-23,25-22,25-19) | Box score |
| Oct 12, 2018 | Grinnell, Iowa | Grinnell College 3, Monmouth College 0 (26-24,25-13,25-19) | Box score |
| Oct 6, 2018 | Beloit, Wis. | Grinnell College 3, Beloit College 0 (25-17,25-19,25-23) | Box score |
| Oct 5, 2018 | Lake Forest, Ill. | Lake Forest 3, Grinnell College 1 (26-24,26-24,22-25,25-18) | Box score |
| Oct 2, 2018 | Galesburg, Ill. | Grinnell College 3, Knox College 1 (25-22,25-14,21-25,25-19) | Box score |
| Sep 29, 2018 | Grinnell, Iowa | Central College 3, Grinnell College 0 (25-22,25-16,25-21) | Box score |
| Sep 29, 2018 | Grinnell, Iowa | Grinnell College 3, Ripon College 0 (25-20,25-20,25-20) | Box score |
| Sep 26, 2018 | Oskaloosa, Iowa | William Penn 3, Grinnell College 0 (27-25,25-21,25-23) | Box score |
| Sep 22, 2018 | Mount Vernon, Iowa | UW-River Falls 3, Grinnell College 0 (25-19,25-21,25-12) | Box score |
| Sep 22, 2018 | Mount Vernon, Iowa | Augustana College 3, Grinnell College 1 (21-25,25-19,25-20,25-16) | Box score |
| Sep 21, 2018 | Mount Vernon, Iowa | Wartburg College 3, Grinnell College 0 (25-10,25-15,25-22) | Box score |
| Sep 21, 2018 | Mount Vernon, Iowa | Nebraska Wesleyan 3, Grinnell College 0 (25-11,26-24,25-18) | Box score |
| Sep 15, 2018 | St. Paul, Minn. | Grinnell College 3, Macalester 2 (25-19,24-26,20-25,25-17,15-12) | Box score |
| Sep 15, 2018 | St. Paul, Minn. | Carleton 3, Grinnell College 2 (27-25,19-25,12-25,26-24,15-13) | Box score |
| Sep 14, 2018 | St. Paul, Minn. | Grinnell College 3, Alverno 1 (25-15,25-10,24-26,25-7) | Box score |
| Sep 14, 2018 | St. Paul, Minn. | Grinnell College 3, Trinity Bible 0 (25-14,25-18,25-9) | Box score |
| Sep 11, 2018 | Grinnell, Iowa | Grinnell College 3, Faith Baptist Coll. 0 (25-13,25-7,25-11) | Box score |
| Sep 8, 2018 | Grinnell, Iowa | Augustana College 3, Grinnell College 1 (28-30,27-25,25-22,27-25) | Box score |
| Sep 8, 2018 | Grinnell, Iowa | Buena Vista Univ. 3, Grinnell College 2 (25-12,25-22,15-25,29-31,15-13) | Box score |
| Sep 7, 2018 | Grinnell, Iowa | Grinnell College 3, Crown College 0 (25-11,25-10,25-17) | Box score |
| Sep 7, 2018 | Grinnell, Iowa | Coe College 3, Grinnell College 1 (20-25,28-26,25-15,28-26) | Box score |
| Sep 4, 2018 | Indianola, Iowa | Simpson 3, Grinnell College 2 (25-20,27-29,23-25,25-18,15-11) | Box score |
| Sep 1, 2018 | Jacksonville, Ill. | Grinnell College 3, MacMurray 0 (25-22,25-21,25-18) | Box score |
| Sep 1, 2018 | Jacksonville, Ill. | Grinnell College 3, Greenville 0 (25-16,25-21,25-21) | Box score |
| Aug 31, 2018 | Jacksonville, Ill. | Grinnell College 3, Anderson 0 (25-16,25-15,25-17) | Box score |
| Aug 31, 2018 | Jacksonville, Ill. | Grinnell College 3, Iowa Wesleyan 0 (25-20,25-16,25-19) | Box score |