The election included: Democratic and Republican candidates were selected in party primaries held September 15, 1998.

Republicans Paul Cellucci and Jane M. Swift were elected Governor and Lieutenant Governor, respectively, over Democratic candidates Scott Harshbarger and Warren Tolman, and Libertarian candidates Dean Cook and Eli Israel.

Middlesex County District Attorney Thomas Reilly defeated State Senator Lois Pines in the Democratic primary and Middlesex County Sheriff Brad Bailey in the general election.

He defeated Republican Dale C. Jenkins and Libertarian David Atkinson in the general election.

Former State Representative Shannon O'Brien defeated Republican Robert Maginn and Libertarian Merton B. Baker in the general election.