Find Birth Records in Mercer County

Mercer County birth records are managed by the County Clerk's office in Aledo, Illinois. This western Illinois county has about 15,700 residents and borders the Mississippi River. The clerk holds birth certificates from around 1877 to the present. Whether you need a certified copy for a passport, school enrollment, or family research, the Mercer County Clerk can help. You can walk in, send a mail request, or use an online ordering service. Illinois law does restrict who can get a certified copy, so check the rules before you begin your search for Mercer County birth records.

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Mercer County Quick Facts

15,699 Population
Aledo County Seat
~1877 Records Since
$21 First Copy Fee

Mercer County Clerk Birth Certificate Office

The Mercer County Clerk is the official custodian of all birth records in the county. The office is at the courthouse in Aledo. Staff can look up records by name and date of birth. Walk-in requests are handled during regular hours. You must bring a valid photo ID with you. Call (309) 582-7021 to check hours or ask about the process before you make the drive to Aledo.

Under 410 ILCS 535/25, only certain people can receive a certified birth certificate in Illinois. The person on the record must be 18 or older. Parents listed on the certificate qualify. So do legal guardians with court papers, legal representatives with written authorization, and anyone with a court order from a judge. The Mercer County Clerk checks these credentials for every request. No birth record information is given out by phone or email. You need to make a written request with ID to get anything from the office.

The IACCR website maintains a directory of all county clerks in Illinois and can help you find current contact information for Mercer County.

Office Mercer County Clerk
100 SE 3rd St.
Aledo, IL 61231
Phone: (309) 582-7021
Hours Monday through Friday, 8:00 AM to 4:30 PM

How to Get a Mercer County Birth Certificate

Walking into the clerk's office in Aledo gives you the fastest turnaround. Show your ID, complete the form, pay the fee, and wait a few minutes. Same-day service is typical at the Mercer County Clerk for records that are in the system. You walk out with your certified copy.

For mail requests, send a letter to the Mercer County Clerk at 100 SE 3rd St., Aledo, IL 61231. Include the full name at birth, date of birth, parents' names, your name and return address, a photocopy of your current photo ID, and a check or money order for $21 payable to the Mercer County Clerk. Additional copies of the same record cost $11 each if ordered together. Mail processing takes about one to two weeks. Include a self-addressed stamped envelope to speed up the return of your Mercer County birth certificate.

Online orders are available through VitalChek. They add processing and shipping fees. This works well for people who live outside the area and cannot visit the Mercer County courthouse in person.

IDPH birth certificate ordering information for Mercer County residents

The IDPH page above shows how to get a birth certificate through the state office. Mercer County residents can use this as an alternative to the local clerk.

Mercer County Birth Record Fees

The fee for a first certified copy from Mercer County is $21. Additional copies of the same record are $11 when ordered at the same time. These prices apply to walk-in and mail requests at the clerk's office in Aledo.

State fees are different. The Illinois Department of Public Health charges $10 for a short-form and $15 for a long-form certified copy. Extras are $2 each. Genealogy copies cost $10 per record. The state office at 925 E. Ridgely Ave, Springfield, IL 62702 processes mail orders in about 12 weeks. That is a significant wait compared to same-day service at the Mercer County Clerk. Choose the route that matches your timeline and budget.

Note: Always confirm current fees with the Mercer County Clerk at (309) 582-7021 before sending a mail-in payment.

Eligibility for Mercer County Birth Records

Illinois restricts access to certified birth certificates. The Vital Records Act (410 ILCS 535) keeps them from being public records. Mercer County enforces these rules for every request that comes in. You must prove you have a right to the record.

The people who can get a certified Mercer County birth certificate are:

  • The individual named on the record, if 18 or older
  • A parent listed on the birth certificate
  • A legal guardian with court-issued documentation
  • A legal representative holding written authorization
  • Someone with a court order from a judge

Attempting to get a birth certificate through fraud is a Class 4 felony under 410 ILCS 535/27. That carries up to three years in prison. The Mercer County Clerk verifies every ID and relationship claim before releasing any certified copy. Bring a current, valid photo ID every time.

Mercer County Genealogy Birth Records

Mercer County birth records going back to around 1877 are available for genealogy research. Under Illinois law, records that are 75 years old or more can be released as uncertified genealogical copies. These copies are stamped "For Genealogical Purposes Only" and cannot be used for legal identification. They are excellent for tracing family trees.

Western Illinois attracted settlers from many backgrounds in the 1800s, and Mercer County's location along the Mississippi River made it a crossroads of sorts. The clerk in Aledo can search older records for you. The IDPH charges $10 for genealogy copies. The Illinois Regional Archives Depository system and the IACCR can help you locate records that may have been moved from the Mercer County courthouse to archival storage over the decades.

IDPH vital records page for Mercer County genealogy research

The IDPH overview page above covers the full vital records system in Illinois. It is a good reference when planning genealogy research that includes Mercer County birth records.

State Office for Mercer County Births

The IDPH has statewide birth records from 1916 to the present. If visiting Aledo is not possible, you can order a Mercer County birth certificate from the state. Write to 925 E. Ridgely Ave, Springfield, IL 62702, or call (217) 782-6554. Under 410 ILCS 535/12, the registrar must verify eligibility before releasing records.

State processing takes around 12 weeks by mail. Short-form copies cost $10 and long-form are $15. Extras are $2. The Mercer County Clerk can do same-day service. Use the state office when time is not an issue and you want to save on the base fee, or when you need records from after 1916 and cannot reach Aledo.

Delayed Birth Registration in Mercer County

Some births in Mercer County were never registered on time. Illinois law has a process for delayed filing. The steps depend on how late the registration is. Births filed between 3 days and one year late use a standard form. Births one to seven years late need the State Registrar's approval.

Births more than seven years old that were never registered require a "Delayed Record of Birth" form signed under oath. Supporting evidence is needed, such as school records, church records, census entries, or sworn statements from witnesses. Call the Mercer County Clerk at (309) 582-7021 to ask what documents you should bring. The delayed registration process creates an official birth record in Mercer County that can be used for all legal purposes going forward.

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Cities in Mercer County

Mercer County has several small towns spread across the western Illinois countryside. Aledo is the county seat and the center of county government. All birth records for anyone born in Mercer County are issued by the County Clerk in Aledo.

Other communities include Viola, New Boston, Joy, Keithsburg, Sherrard, and Matherville. All birth records for these towns go through the Mercer County Clerk in Aledo.

Nearby Counties

These counties border Mercer County. If you need to find where a birth was registered, check which county the hospital or home was in at the time. Records are filed in the county where the birth happened.