Register to Vote at the Library!

The McHenry Public Library is pleased to offer voter registration services Monday through Friday during the library's open hours. Please call the library before you come at 815-385-0036 to make sure one of our registrars is available to assist you. Voter registration closes 30 days before every election (local, state, and federal). 

What to Bring

You must bring two forms of identification, and one must show your current address. One of the pieces of identification must include the applicant’s current residence address, except in the case of a person experiencing homelessness. These forms of identification shall include, but are not limited to, any of the following: driver’s license, social security card, public aid identification card, utility bill, employee or student identification card, lease or contract for a residence, credit card, or a civic, union or professional association membership card. A mailing address of a person experiencing homelessness may include, but is not limited to, a shelter, a day shelter, or a private residence. This use may be demonstrated by a piece of mail addressed to that individual and received at that mailing address.Naturalized citizens must know the date and location of their naturalization.

Other Ways to Register to Vote

You can also register to vote in person at the County Clerk's office (see address and hours below), online through the State of Illinois here or by mail using this form.

Voter Registration Change of Address 

If your address has changed since the last election you voted in, you must complete a Change of Address Form. The form must be mailed (mailing address below) or emailed (email address below) to the County Clerk no later than 28 days before the election. The library also has change of address forms if you don't care to do it online.

Primary Election March 19, 2024

If you plan on voting in the March 19 Primary Election, make sure your registration is current. The deadline to register to vote at the library for this election is Tuesday, February 20, 2024. 

General Election November 5, 2024

If you plan on voting in the November 5 General Election, make sure your registration is current. The deadline to register to vote at the library for this election is Tuesday, October 8, 2024. 


County Clerk Contact Information

Phone: 815-334-4242
Fax: 815-334-8727
Office Hours: M-F 8:00 AM to 4:30 PM
Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Mailing Address
McHenry County Clerk's Office
2200 N. Seminary Ave
Woodstock, IL 60098

Location Address
McHenry County Clerk's Office
667 Ware Rd, Suite 107
Woodstock, IL 60098