If the voter is in the military or is an overseas civilian, than that voter can file an absentee ballot and submit it via mail, email or fax to the office of the County Clerk or to the Mercer County Commissioner of Registration.
A military voter includes New Jersey citizens who are members of:
A spouse of dependent of a member of the military of other uniformed services is also considered to be a military voter.
An overseas voter is someone who is living outside of the United States and who was residing in New Jersey prior to departure. Overseas voters do not have to be registered to vote prior to their departure, but must have met the New Jersey standard qualifications to register to vote.