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DuPage County, Illinois Public Records

Find the right office in DuPage County. Court cases, deeds and parcels, sheriff and jail records, vital records and county filings, each linked to the office that keeps them, with addresses and phone numbers.

Official sources first Free directory Links checked Sep. 13, 2026 Mobile friendly
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Most requested DuPage County records

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About public records in DuPage County

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County profile

DuPage County at a glance

State
Illinois
County seat
Wheaton
Population
932,877
Area
336 sq mi
Founded
1839
Cities and towns
26

DuPage County offices and records

Sheriff & Law Enforcement. DuPage County Sheriff's Office is responsible for law enforcement in the unincorporated areas of DuPage County.

Police Departments. DuPage County is served by DuPage County Sheriff's Office and several municipal police departments, including those in Naperville, Elmhurst, and Downers Grove.

Law Enforcement & Arrests. DuPage County Sheriff's Office, located at 501 North County Farm Road, Wheaton, IL 60187, is the primary law enforcement agency for unincorporated areas and provides countywide services including operating DuPage County Jail. DuPage County Jail houses pre-trial detainees and sentenced inmates, and the public can search for current inmates through the Sheriff's online inmate locator system available on their website, which provides booking information, charges, bond amounts, and projected release dates. Municipal police departments serving DuPage County include the Naperville Police Department, Wheaton Police Department, Lombard Police Department, Downers Grove Police Department, Elmhurst Police Department, Carol Stream Police Department, Addison Police Department, Glen Ellyn Police Department, Lisle Police Department, and many others serving the 39 municipalities within DuPage County.

Criminal Records. These records are maintained by DuPage County Circuit Clerk and the Sheriff's Office.

Arrest Records. Arrest records in DuPage County are maintained by DuPage County Sheriff's Office and the various municipal police departments within DuPage County.

Mugshots & Booking Photos. Mugshots in DuPage County are taken and retained by DuPage County Sheriff's Office during the booking process. These booking photos are part of the public record and can be accessed through the Sheriff's Office website or by formal request.

Straight answers

DuPage County public-records FAQs

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Where can I find mugshots or booking photos in DuPage County, Illinois?

Mugshots or booking photos in DuPage County, Illinois, can be accessed through the DuPage County Sheriff's Office. The Sheriff's Office may provide these images upon request, subject to applicable privacy laws. Some booking photos may be available through the Jail's online inmate lookup system. For more detailed inquiries, you can visit the Sheriff's Office in person or contact them via their official website.

How do I get a criminal background check in DuPage County, Illinois?

To obtain a criminal background check in DuPage County, Illinois, you can request one through the Illinois State Police Bureau of Identification. Locally, you can also visit the DuPage County Sheriff's Office for fingerprinting services, which may be required for certain background checks. The process typically involves submitting a request form and paying a fee. It's important to verify the specific requirements and fees on the Illinois State Police website or by contacting the Sheriff's Office directly.

How can I look up sex offenders in DuPage County, Illinois?

You can look up sex offenders in DuPage County, Illinois, by using the Illinois Sex Offender Registry. This registry is maintained by the Illinois State Police and provides information about registered sex offenders throughout the state, including those residing in DuPage County. The registry is accessible online and allows you to search by name, address, or proximity to a specific location. For additional assistance, you can contact the local Sheriff's Office.

How do I register to vote in DuPage County, Illinois?

Voter registration in DuPage County is handled by the County Clerk's Election Division at (630) 407-5600. You can register online at ova.elections.il.gov, in person at the County Clerk's office at 421 North County Farm Road in Wheaton, by mail, or at public libraries and driver services facilities. The registration deadline is 30 days before Election Day for standard registration, though Illinois offers grace period registration during early voting and on Election Day at designated locations. Registered voters can request vote-by-mail ballots through the County Clerk's website beginning 90 days before any election.

How do I look up property records in DuPage County, Illinois?

Property records in DuPage County are maintained by the County Recorder of Deeds's Office at 421 North County Farm Road, Wheaton, and can be searched free online at www.dupagecounty.gov. The online system provides access to deeds, mortgages, liens, easements, and other recorded documents from approximately 1978 to present with full document images. Property tax information and assessed values can be found through the Chief County Assessment Officer's website and the county's GIS mapping portal at gis.dupageco.org. Certified copies of documents cost $5.00 for the first page and $1.00 for each additional page, plus a $2.00 certification fee.

How do I get a birth or death certificate in DuPage County, Illinois?

Birth and death certificates in Illinois are primarily issued by the Illinois Department of Public Health, Division of Vital Records, though the DuPage County Clerk's Office at (630) 407-5500 can assist with applications for deaths occurring in the county. Birth certificates cost $15.00 for the first copy and death certificates cost $19.00 for the first certified copy. You can order online through VitalChek at www.illinois.gov/vitalrecords with 7-10 business day processing, or submit mail requests to the state office with 4-6 week processing times. Only authorized individuals with a direct and tangible interest may obtain vital records under Illinois law (410 ILCS 535/).

How do I find business license records in DuPage County, Illinois?

Business records in DuPage County are maintained at multiple levels. The DuPage County Clerk's Office at (630) 407-5500 handles Assumed Name (DBA) filings for businesses operating under fictitious names. For formal business entity information including corporations and LLCs, search the Illinois Secretary of State's free online database at www.ilsos.gov/corporatellc. Local business licenses are issued by individual municipalities within DuPage County; contact the specific city or village clerk's office where the business operates. Building permits and zoning approvals for unincorporated areas are handled by the County Development Department at (630) 407-6700.

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Cities, towns and neighboring counties

Use the city page when a record was created by a municipal police department or city office; use the county page for courts, deeds, vital records and jail custody.