How to register to vote.

To register to vote in McHenry County:

• You must be a US citizen
• At least 18 years of age on Election Day November 5, 2024
• You must live in your precinct in McHenry County at least 30 days before Election Day
• You must not be serving a sentence of confinement in any penal institution due to a conviction, and you may not claim the right to vote anywhere else.

You'll need two forms of ID with at least one showing your current residence address.  Most people use their Illinois driver's license, Illinois state ID card, or passport for the first one.  See the pamphlet Registering To Vote below.

There are a variety of ways to register to vote in McHenry County: 

• online through the Illinois State Board of Elections
• when you obtain or renew your driver's license ("motor voter")
• in-person at our County Clerk's office
• by mail -- click here for the application or call the county clerk at 815-334-4242 to have one mailed to you
• directly by deputy registrars (many of our Democratic Precinct Committeepersons are trained and commissioned deputy registrars.)
• during the early-voting period, at any early-voting location
• on Election Day, at your polling place, or at the new McHenry County Election Center, 410 South Eastwood Drive, Woodstock.  (On Election Day, only Greenwood 2, 3, 4, or 5 residents can register and vote at the McHenry County Administration Building at 667 Ware Road in Woodstock.)

Click the image below to begin the online voter registration process through the Illinois State Board of Elections. You'll need an active Illinois driver's license or Illinois state ID.

Register to vote in person at the Clerk's office, Monday through Friday, 8:00am to 4:30pm.  Office of McHenry County Clerk, McHenry County Administration Building, 667 Ware Road, Suite 107, Woodstock IL 

During the Early Voting period, voters must register and vote in person at one of the Clerk’s designated Early Voting locations.

Individuals wishing to vote during the Early Voting must bring two pieces of identification to register, one with a current address. Registrants must immediately cast their ballot after registering to vote.

On Election Day, you may register to vote at your home precinct or at the McHenry County Election Center.  Voters planning on registering to vote or updating their address on Election Day must bring two pieces of identification to register, one with a current address.

Mail an application to the Clerk's office using the form here: 

Moved?  Submit a Voter Registration Change of Address Form to the McHenry County Clerk's office via email at [email protected] or by mail to: McHenry County Clerk, 2200 N Seminary Ave. Woodstock, IL 60098

Information for voters on voting registration from the Illinois State Board of Elections - click on the image for the pamphlet.