Mercer County, IL Marriage License Office

Office 1/1
Mercer County Office

Office Type

County Clerk Office

Physical address

100 S E 3rd St
Aledo, IL 61231

Mailing address

PO Box 66
Aledo, IL 61231


(309) 582-7021


(309) 582-7022

Recorded link

(309) 582-1137

Office hours

Day Hours
Mon -
Tue -
Wed -
Thu -
Fri -
Sat Closed
Sun Closed

Payments accepted


Nearby Locations

Below are the three locations closest to Mercer County where you can also apply for a marriage license.

25.50 miles away Has one office
17,707 population Ranked 64/102 counties
$50.00 marriage license fee $10 more expensive

Mercer County vs Illinois

Below is a chart that compares Mercer County's fees to that of the entire state.

Page Sections
  1. Top of the page
  2. Office
    1. Mercer County Office
  3. Nearby locations
  4. Price comparison chart