Saccoman, Nelson and Economy placed 13th, 14th and 16th, respectively, in the 8K race held at the UM Golf Course. Saccoman's time of 26:47.9 paced all UND runners, with Nelson (26:49.7) and Economy (26:59.2) right behind.
UND finished third in the team standings with 79 points.
Montana State (15 points) finished first, with the host Grizzlies (60) placing second, followed by Eastern Washington (102) in fourth.
Montana State's Cristian Soratos took medalist honors with a time of 25:04.9.
After a week off, UND will return to action on Oct. 13 when it hosts the Ron Pynn Invitational during Homecoming weekend.
1. Montana State, 15 points
2. Montana, 60
3. North Dakota, 79
4. Eastern Washington, 102
13. Sam Saccoman, 26:47.9
14. Ross Nelson, 26:49.7
16. Kyle Economy, 26:59.2
22. Parker Wharram, 27:30.4
23. Nathan Peterson, 27:48.7
25. Jerrod Braam, 28:00.1