Daley Center Branch
50 W. Washington Room 2900
Richard J. Daley Center
Chicago, IL 60602
Phone Number
(312) 603-5423
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In order to prevent the spread of COVID-19, all Law Library locations are currently closed to the public. If you need legal research assistance, reference librarians are still available to serve you. Please e-mail your inquiry to law.lawlibrary@cookcountyil.gov or call 312.603.5423 and leave a message for the reference department. 

Para evitar la propagación de COVID-19,  Cook County Law Library (la Biblioteca de Derecho) está cerrada al público. Si necesita asistencia de investigación legal, los bibliotecarios de referencia están disponibles para servirle. Envíe su consulta por correo electrónico a law.lawlibrary@cookcountyil.gov o llame al 312.603.5423 y deje un mensaje para el departamento de referencia.


***Access to LexisAdvance and Westlaw Edge are also available offsite for library patrons (free but requires signup). ***

For LexisAdvance please click HERE

For Westlaw Edge please click  HERE  



The Cook County Law Library (CCLL) serves the legal information needs of the legal profession, judiciary, self-represented litigants, and the public. CCLL connects residents to legal information. 

The Main Law Library, located in the Daley Center in downtown Chicago, offers all library users an extensive collection of practical legal resources in print and many premier legal databases. Specialized collections include government documents and foreign and international law including current and historical materials.

The Law Library has five branch locations at outlying courthouses: Criminal Courts, Bridgeview, Maywood, Markham, and Skokie. All library locations are open Monday-Friday, excluding court holidays.


Timely, authoritative legal resources promote access to justice for all.

Wi-Fi Internet access is available at all Library locations. Passwords are available upon request from Library staff.

  • In the Daley Center the network name is ICN. 
  • The network name is "Law Library" at all other locations. 

All Law Library visitors must abide by the Library Rules for Use. Note that Library rules prohibit the use of the Library "in lieu of an office for the practice of law or any other professional, business, or related activity" (Cook County Code of Ordinances, sec. 50-33(a)(2)).



Library Mission and Key Mandates

To promote equitable access to justice by providing residents, attorneys and public officials with a robust collection of legal information resources and offering high-quality legal research assistance.

  • Establish and maintain a public County Law Library, including branches, freely available to all licensed Illinois attorneys, judges and other public officers of the County, and all members of the public.
  • Assist members of the bench, bar, public officials, and members of the public with legal research.
  • Support access to justice by developing and expanding services for self-represented litigants including increased access to legal information and advice through a self-help environment.
  • Identify the changing service needs of the legal profession and public through ongoing client contacts and internal evaluation insuring maximum service in the areas of greatest demand.
  • Acquire, develop and maintain a practice-oriented collection of legal research materials in print and electronic format to meet the needs of our diverse patron clientele.