Voting in the Unites States in the 21st century has undergone some significant changes since the Norman Rockwell image of the voter in the polling booth. One of the most significant changes is the trend of more and more people receiving and casting ballots before Election Day. Each state has its own laws and regulations governing when, where, and how voters can cast ballots. All states allow for some form of absentee voting by mail, however this process is administered in different ways by the states.

Voter registration is the backbone of American elections. How citizens get on voter rolls and how these rolls are maintained by election officials is an ongoing and critical part of the voting process. This EAVS deep dive examines voter registration data from the 2016 election cycle across the nation.