Knox County Marriage License
Below is the contact information and fee to obtain a marriage license in Knox County. Please use the link to the county’s web site to ensure you have the most current requirements.
Knox County Probate Court
Probate Court
111 East High Street
Mount Vernon, OH 43050
(740)393-6798
Fees $40.00 Check or Cash
Monday - Friday 8 to 4
Knox County Probate Court Website
Online Bride application
Online Groom application
