Adams was elected in 2016 and ran this year for his first full term in office. The sexual assault allegations from his former aide loomed large over the race.
Lt. Gov. Casey Cagle and Secretary of State Brian Kemp made their final push to voters on Monday.
Cochran-Johnson distributed flyers and promotional materials that mentioned the investigation and its fallout. During a Board of Commissioners meeting last month, Adams tearfully denied the accusations although a county investigation had already determined he broke anti-harassment policies.