Dupage County Public Records Online
Use this page to start with Recorder indexes, County Clerk files, parcel and assessment tools, tax payment lookups, and limited court dockets, then request certified copies as required.
On this page:
Start Here
- Start with the Recorder index to search deeds, mortgages, and liens by name or document number.
- Check County Clerk listings for assumed business names and board records before requesting copies.
- Use parcel and assessment tools to confirm owner, PIN, and property characteristics for address-to-PIN matching.
- Search Treasurer tax lookup by PIN or address to verify billed amounts and payment status.
- Review Circuit Clerk docket indexes for civil and traffic cases when a case number or party name is available.
Record Routing
- Deeds, Mortgages, Liens → Recorder's Office
- Birth, Death, Marriage Certificates → County Clerk
- Civil, Traffic, Small Claims Dockets → Circuit Clerk (Court)
- Parcels, Ownership, Assessed Value → Supervisor of Assessments / GIS
- Tax Bills, Receipts, Delinquencies → Treasurer / Tax Collector
Search Inputs
- Grantor/Grantee Name
- Recording Date Range
- Document Number
- Parcel Number (PIN)
- Property Address
- Case Number
Source Map
| Source / Office | Best For | Search Method | Why It Matters |
|---|---|---|---|
| DuPage County Recorder | Deeds, mortgages, liens, releases, plats | Index search by name/date/document number; request copies or certified copies | Official county repository for recorded land documents and lien status. |
| DuPage County Clerk | Vital records (birth, death, marriage), assumed business names, county board files | Directory or index lookup where available; request or certified copy from holding office | County-level clerk files and vital certificates are maintained here. |
| DuPage County Supervisor of Assessments / GIS | PIN, owner name, legal description, assessed values, parcel maps | Parcel search by PIN or address; map-based lookup | Links address to PIN for recorder and tax searches; shows assessment data. |
| DuPage County Treasurer | Tax bills, payment status, amounts due, prior-year payments | Tax lookup by PIN or address; receipt and installment details | Confirms tax standing tied to the same PIN used by assessments and recorder. |
| DuPage County Circuit Clerk | Civil and traffic case indexes, docket entries, case files | Case search by case number or party; request copies from case file | Court records are separate from recorded land documents and clerk administrative files. |
DuPage County FAQs
Can I obtain certified copies online for deeds or vital records?
Use indexes to locate records, then request certified copies from the Recorder for land documents and from the County Clerk for vital records; certification requires a formal request.
What is a PIN and how is it used in DuPage County searches?
The Parcel Index Number uniquely identifies property; use it in assessment and tax lookups and to target recorder searches for documents tied to that parcel.
Where should I start if I only have a property address?
Begin with the parcel/assessment search to find the PIN and owner name, then use the Recorder index and Treasurer lookup with that PIN.
Who handles assumed business names (DBA) filings in DuPage County?
The County Clerk maintains assumed business name filings; check available indexes and request copies from that office.