They watched the election from Castle Theater on Tuesday.
Party members joined candidates such as newly elected County Clerk Joshua Crockett.
Crockett expressed his gratitude shortly before his win.
“A win would signify that McLean County is ready for a clerk who is fiscally responsible, someone who works collaboratively with the county board when it comes to the budgeting and ensures that we get our property tax bills correct the first time,” Crockett said.
The theater displayed the election results as they aired.
Winning candidates gave speeches throughout the night.
Democrats won eight positions.
County board members will be sworn February.