| Date | Location | Result | |
| May 12, 2018 | Akron, Ohio | OHIO 2, NIU 0 | Box score |
| May 12, 2018 | Akron, Ohio | NIU 4, BALL 3 | Box score |
| May 11, 2018 | Akron, Ohio | OHIO 8, NIU 0 | Box score |
| May 10, 2018 | Akron, Ohio | NIU 10, TOLEDO 2 | Box score |
| May 09, 2018 | Akron, Ohio | NIU 3, BALL 1 | Box score |
| May 05, 2018 | DeKalb, Ill. | CMU 6, NIU 2 | Box score |
| May 05, 2018 | DeKalb, Ill. | NIU 4, CMU 3 | Box score |
| May 04, 2018 | DeKalb, Ill | NIU 4, CMU 1 | Box score |
| May 02, 2018 | Valparaiso, Ind. | NIU 8, Valparaiso 4 | Box score |
| May 02, 2018 | Valparaiso, Ind. | Valparaiso 5, NIU 3 | Box score |
| Apr 28, 2018 | DeKalb, Ill. | WMU 5, NIU 3 | Box score |
| Apr 28, 2018 | DeKalb, Ill. | WMU 5, NIU 4 | Box score |
| Apr 27, 2018 | DeKalb, Ill. | NIU 2, WMU 1 | Box score |
| Apr 21, 2018 | Ypsilant, Mich. | NIU 4, Eastern Michigan 3 | Box score |
| Apr 21, 2018 | Ypsilant, Mich. | NIU 9, Eastern Michigan 1 | Box score |
| Apr 20, 2018 | Ypsilant, Mich. | NIU 7, Eastern Michigan 0 | Box score |
| Apr 13, 2018 | Toledo, Ohio | TOLEDO 5, NIU 3 | Box score |
| Apr 13, 2018 | Toledo, Ohio | TOLEDO 3, NIU 0 | Box score |
| Apr 11, 2018 | DeKalb, Ill. | BALL 6, NIU 5 | Box score |
| Apr 11, 2018 | DeKalb, Ill. | BALL 1, NIU 0 | Box score |
| Apr 08, 2018 | DeKalb, Ill. | OHIO 7, NIU 6 | Box score |
| Apr 07, 2018 | DeKalb, Ill. | OHIO 2, NIU 0 | Box score |
| Apr 07, 2018 | DeKalb, Ill. | NIU 15, OHIO 5 | Box score |
| Mar 31, 2018 | DeKalb Ill. | NIU 7, Buffalo 5 | Box score |
| Mar 30, 2018 | DeKalb, Ill. | NIU 9, Buffalo 1 | Box score |
| Mar 30, 2018 | DeKalb, Ill. | NIU 10, Buffalo 0 | Box score |
| Mar 27, 2018 | DeKalb, Ill. | NIU 13, UIC 2 | Box score |
| Mar 25, 2018 | DeKalb, Ill. | Miami (OH) 7, NIU 2 | Box score |
| Mar 23, 2018 | DeKalb, Ill. | NIU 8, Miami (OH) 0 | Box score |
| Mar 23, 2018 | DeKalb, Ill. | Miami (OH) 1, NIU 0 | Box score |
| Mar 17, 2018 | Bloomington, Ind. | NIU 10, Green Bay 2 | Box score |
| Mar 17, 2018 | Bloomington, Ind. | UIC 1, NIU 0 | Box score |
| Mar 16, 2018 | Bloomington, Ind. | NIU 5, Green Bay 2 | Box score |
| Mar 16, 2018 | Bloomington, Ind. | NIU 4, UIC 2 | Box score |
| Mar 14, 2018 | Louisville, Ky. | Louisville 9, NIU 4 | Box score |
| Mar 12, 2018 | Lexington, Ky. | Kentucky 8, NIU 4 | Box score |
| Mar 11, 2018 | Richmond, Ky. | Eastern Kentucky 11, NIU 5 | Box score |
| Mar 11, 2018 | Richmond, Ky. | Western Carolina 9, NIU 8 | Box score |
| Mar 10, 2018 | Richmond, Ky. | NIU 5, Western Carolina 4 | Box score |
| Mar 09, 2018 | Richmond, Ky. | Eastern Kentucky 5, NIU 3 | Box score |
| Mar 09, 2018 | Richmond, Ky. | Saint Louis 4, NIU 0 | Box score |
| Mar 04, 2018 | Carbondale, Ill. | Illinois 2, NIU 1 | Box score |
| Mar 03, 2018 | Carbondale, Ill. | NIU 7, Murray State 3 | Box score |
| Mar 03, 2018 | Carbondale, Ill. | Southern Illinois 8, NIU 1 | Box score |
| Mar 02, 2018 | Carbondale, Ill. | NIU 3, Murray State 0 | Box score |
| Mar 02, 2018 | Carbondale, Ill. | Illinois 10, NIU 2 | Box score |
| Feb 18, 2018 | Mt. Pleasant, S.C. | Longwood 7, NIU 2 | Box score |
| Feb 17, 2018 | Mt. Pleasant, S.C. | NIU 6, Iona 2 | Box score |
| Feb 17, 2018 | Mt. Pleasant, S.C. | DePaul 4, NIU 2 | Box score |
| Feb 16, 2018 | Mt. Pleasant, S.C. | NIU 5, Col. of Charleston 3 | Box score |
| Feb 16, 2018 | Mt. Pleasant, S.C. | Longwood 7, NIU 2 | Box score |
| Feb 11, 2018 | Boca Raton, Fla. | Bethune-Cookman 5, NIU 1 | Box score |
| Feb 10, 2018 | Boca Raton, Fla. | Ohio State 10, NIU 2 | Box score |
| Feb 10, 2018 | Boca Raton | Michigan State 4, NIU 3 | Box score |
| Feb 09, 2018 | Boca Raton, Fla | Boston University 6, NIU 2 | Box score |
| Feb 09, 2018 | Boca Raton, Fla. | Ohio State 9, NIU 1 | Box score |