Marriage License Information for DeKalb County, Illinois

Below is all of the marriage license information you need in order to file in the county you will be married in. Please note that we have provided links to your county clerk’s official website as well as a link to the marriage license application form you will file.

Office Address 110 East Sycamore Street, Sycamore, IL 60178 Office Hours Monday - Friday 8:30 am - 4:30 pm

Office Phone 815-895-7149

Useful Links County Website Marriage License Form

Is a Blood Test Required?
No

Does one of us need to go in person to apply?
Both of you

How much is it?

$35.00, Cash

What do I need to bring?

A government issued picture ID and proof of age.

How To Apply:

Both applicants must be present, in person, to complete and sign the application for a marriage license in the presence of the county clerk.

When does It Expire:

The marriage license is effective for 60 days.

Name Change:
Filing for a marriage license in the state of Illinois does not cause your or your spouse’s last name to automatically change. Married name change services are available to guide you through the married name change process if you opt to change your name.

Same Sex Couple:
Use this online resource for more information about your state’s marriage legislation.