2018 Delaware State Treasurer election

The 2018 Delaware State Treasurer election took place on November 6, 2018. The Delaware primary election for federal and state candidates took place on September 6, 2018. Incumbent State Treasurer Ken Simpler announced on November 2, 2017, that he would seek re-election to a second term. He lost the general election to Democratic nominee Colleen Davis.

Republican primary
Ken Simpler ran unopposed in the primary and automatically became the Republican nominee.

Nominee

 * Ken Simpler, incumbent State Treasurer

Nominee

 * Colleen Davis, healthcare consultant

Nominee

 * David Chandler, Green nominee for State Treasurer in 2014 and for State Senate in 2016