The next possible election date in Michigan is Tuesday, May 7, 2019. Polls will be open from 7AM to 8PM at the Township Hall. The May sample ballots will be posted at the Township Hall.
Michigan Absentee Ballot Applications for the May election can be found here:
Michigan Absentee Ballot Application
The May ballot Public Accuracy Test date will be published as soon as it is scheduled. It will be conducted at the Township Hall.
The Michigan Voter Information Center (mi.gov/vote) has a wealth of additional information.