Longwood (9-22, 5-13) will face eighth-seeded Presbyterian on Wednesday in the first round of the BSC tourney. Campbell, the 10th seed, will play UNC-Asheville or Gardner Webb.
Campbell (10-21, 4-14) made just 4 of 26 (15 percent) first-half field goals and trailed 34-15 at the break.
Longwood made 6 of 6 free throws from there to seal it.
Taylor, who came into the game No. 2 in the nation in 3-point field goal percentage (.468), made 4 of 7 from beyond the arc.