Almshouse Records

• Brown County Almshouse Registers Index (1882-1963) (Illinois State Archives)
• Mercer County Almshouse Register Index (1859-1948) (Illinois State Archives)
• Stark County Almshouse Register Index (1868-1941) (Illinois State Archives)
• Woodford County Almshouse Registers Index (1868-1957) (Illinois State Archives)

Archives

• Alexian Brothers Provincial Archives
• Archdiocese of Chicago
• Art Institute of Chicago. Institutional Archives
• Art Institute of Chicago. Library Collections
• Augustana College. Special Collections
• Augustana College. Swenson Swedish Immigration Research Center
• Billy Graham Center Archives
• Bradley University
• Center for Research Libraries
• Chicago Historical Society
• Chicago Public Library. Harold Washington Library Center
• Chicago Public Library. Harsh Research Collection
• Columbia College, Chicago. Center for Black Music Research
• DePaul University
• Dirksen Congressional Leadership Research Center
• DuPage County Historical Museum
• Eastern Illinois University
• Eureka College
• Evangelical Lutheran Church in America
• Evanston Historical Society
• First Division Museum at Cantigny
• Frank Lloyd Wright Home and Studio Foundation
• Gerber/Hart Library & Archives
• Governors State University
• Illinois Institute of Technology. College of Architecture. Archives and Special Collections
• Illinois Institute of Technology. Special Collections
• Illinois Mathematics and Science Academy
• Illinois State Archives
• Illinois State Historical Library
• Illinois State Library
• Illinois State University
• Jacksonville Public Library
• John A. Logan College
• Knox College
• Korean War Veterans National Museum and Library
• Lake County Museum. Curt Teich Postcard Archives
• Lake Forest Academy
• Lee County Historical Society
• Lewis University
• Lincoln Home National Historic Site
• Loyola University Chicago. Archives
• Loyola University Chicago. Women and Leadership Archives
• McLean County Historical Society
• National Archives and Records Administration-Great Lakes Region
• Newberry Library
• North Central College
• North Park University
• Northbrook Historical Society
• Northeastern Illinois University. IRAD
• Northern Illinois University. Blackwell History of Education Research Museum
• Northern Illinois University. Rare Books and Special Collections
• Northern Illinois University. Regional History Center and University Archives
• Northwestern University. Archives
• Northwestern University. Galter Health Sciences Library
• Northwestern University. Music Library
• Northwestern University. Special Collections
• Oriental Institute of the University of Chicago. Photographic Archives
• Oriental Institute of the University of Chicago. Research Archives
• Park Forest Public Library
• Park Ridge Public Library
• Parkland College
• Polish Museum of America
• Quincy University
• Rush-Presbyterian-St. Luke's Medical Center
• Skokie Historical Society
• Southern Illinois University School of Medicine
• Southern Illinois University, Carbondale
• Southern Illinois University, Edwardsville. National Ragtime and Jazz Archive
• Theatre Historical Society of America. American Theatre Architecture Archive
• University of Chicago. Chicago Jazz Archive
• University of Chicago. Special Collections
• University of Illinois, Chicago
• University of Illinois, Springfield
• University of Illinois, Urbana-Champaign. Kolb-Proust Archive for Research
• University of Illinois, Urbana-Champaign. Rare Book & Special Collections
• University of Illinois, Urbana-Champaign. University Archives
• Urbana Free Library
• Waukegan Public Library
• Western Illinois University
• Wheaton College. Archives and Special Collections
• Wheaton College. Wade Center

Caselaw  administrative / appellate district courts / circuit courts

• Supreme Court opinons (FindLaw): 2000 | 1999 | 1998 | 1997 | 1996 
• Supreme Court and Appellate Court Opinions (1996-present) : State Supreme Court and District Appellate Court opinions. | FindLaw site
• Supreme Court:  Search opinions
• Illinois Court Reports : Pay service, but opinions are free the day they are issued. | (last 12 months opinions) | (archives since 1998)
• Selected Illinois Appellate Court Case Summaries (Last 3 months) 
  
  Administrative
• City of Chicago Commission on Human Relations (Orders and rulings)
• Illinois Human Rights Commission: Orders and Decrees 
  
  Appellate District Courts
• 1st Appellate District: 2000 | 1999 | 1998 | 1997 | 1996
• 1st Appellate District (FindLaw): 2000 | 1999  
• 2nd Appellate District: 2000 | 1999 | 1998 | 1997 | 1996
• 2nd Appellate District (FindLaw): 2000 | 1999 | 1998 | 1997 | 1996
• 3rd Appellate District: 2000 | 1999 | 1998 | 1997 | 1996
• 3rd Appellate District (FindLaw): 2000 | 1999 | 1998 | 1997 
• 4th Appellate District: 2000 | 1999 | 1998 | 1997 | 1996 
• 4th Appellate District (FindLaw): 2000 | 1999 | 1998 | 1997 
• 5th Appellate District: 2000 | 1999 | 1998 | 1997 | 1996 
• 5th Appellate District (FindLaw): 2000 | 1999 | 1998 | 1997 
  
  Circuit Courts

• 1st Judicial Circuit Court (Jackson County)

• 4th Judicial Circuit Court (Christian, Clay, Clinton, Effingham, Fayette, Jasper, Marion, Montgomery and Shelby Counties)

• 6th Judicial Circuit Court (Macon County)

• 7th Judicial Circuit Court (Sangamon County)

• 16th Judicial Circuit Court (DeKalb, Kane, and Kendall Counties)

• 18th Judicial Circuit Court (DuPage County)

• 19th Judicial Circuit Court (Lake and McHenry Counties)
  20th Judicial Circuit Court (Monroe County)

• Circuit Court of Cook County

• McLean County Circuit Clerk

• Moultrie County Circuit Court

• Will County Circuit Clerk 

Coroner Records

• Cook County Coroner's Inquest Record Index (1872-1911) (Illinois State Archives)
• DeWitt County Coroner's Inquest Files Index (1924-1977) (Illinois State Archives)
• Macoupin County Coroner's Inquest Files Index (1835-1928) (Illinois State Archives)
• Vermilion County Coroner's Inquest Files Index (1908-1956) (Illinois State Archives)
• Wayne County Coroner's Inquest Record Index (1888-1960) (Illinois State Archives)

Corporations

• Corporate/LLC Database : Corporation records database search, Illinois Secretary of State.

Courts

• Illinois Courts Bulletin 
   
• Fulton County Circuit Court Case Files Index (1825-1876) (Illinois State Archives)
• Logan County Circuit Court Criminal Court Case Files Index (1857-1945) (Illinois State Archives)
• Macon County Circuit Court Case Files Index (1829-1861) (Illinois State Archives)
• Mattoon Court of Common Pleas, Case Files Index (1869-1873) (Illinois State Archives)
• Sangamon County Guardian's Case Files Index (1825-1901) (Illinois State Archives)
• Shelby County Circuit Court Case Files Index (1828-1872) (Illinois State Archives)
• St. Clair County Chancery Case Files Index (1815-1870) (Illinois State Archives)

Death Records

• City of Mattoon, Death Certificate Registers Index (1899-1918) (Illinois State Archives)

Land Records

• Illinois Public Domain Land Sales Records (Illinois State Archives)

Law Enforcement

• Chicago Police Department Homicide Record (1870-1930) (Illinois State Archives)

Legislation  house / senate

• 91st General Assembly : Senate and House Bills and Resolutions.
• Illinois General Assembly
• Legislative Support Services 

• House of Representatives
• House Rules
• Journals: 91st Assembly
• Live Session: Audio feed | Video/audio feed
• Member Listing
• Transcripts: 91st Assembly
• Votes: 91st Assembly 

• Senate
• Journals: 91st Assembly
• Member Listing
• Senate Rules
• Transcripts: 91st Assembly
• Votes: 91st Assembly 

Local Codes

• Aurora Code of Ordinances
• Beardstown Code of Ordinances
• Carol Stream Code of Ordinances
• Champaign Code of Ordinances
• Chicago Code of Ordinances
• Chicago Ridge Code of Ordinances
• Chillicothe Code of Ordinances
• Cicero Code of Ordinances
• De Kalb County Code of Ordinances
• Galesburg Code of Ordinances
• Godfrey Code of Ordinances
• Hanover Park Code of Ordinances
• Hoffman Estates Code of Ordinances
• Lebanon Code of Ordinances
• Libertyville Code of Ordinances
• Loves Park Code of Ordinances
• Montgomery Code of Ordinances
• Neoga Code of Ordinances
• New Lenox Code of Ordinances
• Niles Code of Ordinances
• Northbrook Code of Ordinances
• Oregon Code of Ordinances
• Pana Code of Ordinances
• Peoria Code of Ordinances
• Plainfield Code of Ordinances
• Pontiac Code of Ordinances
• Rock Falls Code of Ordinances
• Rockford Code of Ordinances
• Rolling Meadows Code of Ordinances
• Roselle Code of Ordinances
• Salem Code of Ordinances
• Skokie Code of Ordinances
• South Holland Code of Ordinances
• Springfield Code of Ordinances
• Thornton Code of Ordinances
• Urbana Code of Ordinances
• Vernon Hills Code of Ordinances
• Waukegan Code of Ordinances
• West Chicago Code of Ordinances
• Westmont Code of Ordinances
• Zion Code of Ordinances

Local Government

• Chicago City Council Proceedings Files (1833-1871) (Illinois State Archives)
• St. Clair County Farm Board Record Index (1874-1879) (Illinois State Archives)

Marriage Records

• Illinois Statewide Marriage Index (1763-1900) : Index containing more than one million marriages, and two million names.  (Illinois State Archives)

Military Records

• War of 1812 Veterans (Illinois State Archives)
• Winnebago War Veterans (1827) (Illinois State Archives)
• Black Hawk War Veterans (1831-1832) (Illinois State Archives)
• Mexican War Veterans (Illinois State Archives)
• Civil War Veterans (Illinois State Archives)
• Civil War Veterans Serving in the U.S. Navy (Illinois State Archives)
• Civil War Veterans Serving in Missouri Units (Illinois State Archives)
• 1883 Civil War Pensioners, Illinois
• Spanish-American War Veterans (Illinois State Archives)

Miscellaneous

• Lottery Results : (Current) | (Archives)

Newspapers

• The Beacon News (Aurora)
• Belvidere Daily Republican (Belvidere)
• Charleston County Daily Times-Courier (Charleston)
• Chicago Sun-Times (Chicago)
• Chicago Tribune (Chicago)
• Commercial News (Danville)
• The Courier-News (Elgin)
• The Daily Gazette (Sterling)
• Daily Herald (Arlington Heights)
• The Daily Journal (Kankakee)
• The Daily Leader (Pontiac)
• The Daily Register (Harrisburg)
• Daily Southtown (Tinley Park)
• The Daily Times (Ottawa)
• Daily Union (Shelbyville)
• The Dispatch (Moline)
• Du Quoin Evening Call (Du Quoin)
• Edwardsville Intelligencer (Edwardsville)
• Effingham Daily News (Effingham)
• Fox Valley Press (Plainsfield)
• Herald and Review (Decatur)
• The Herald-News (Joliet)
• Jacksonville Journal-Courier (Jacksonville)
• Journal Star (Peoria)
• Macomb Journal (Macomb)
• The Marion Daily Republican (Marion)
• Mattoon Journal-Gazette (Mattoon)
• The News-Gazette (Champaign)
• The Northwest Herald (Crystal Lake)
• The Pantagraph (Bloomington)
• Pekin Daily Times (Pekin)
• The Quincy Herald-Whig (Quincy)
• Register News (Mount Vernon)
• The Rock Island Argus (Rock Island)
• Rockford Register Star (Rockford)
• Star-Courier (Kewanee)
• The State Journal-Register (Springfield)
• The Telegraph (Alton)
• The Telegraph (Dixon)

Public Records

• Local Government Records Database : Database of more than 5,400 series of local governmental records held by the Illinois Regional Archives Depository.  (Illinois State Archives)
• Servitude and Emancipation Records (1722-1863) : Database collecting over 2,000 transactions from various government records involving the servitude and emancipation of primarily African-Americans (and some Indians).  (Illinois State Archives)

Resources

• Appellate Lawyers Association
• Attorney General's Office 

Transportation

• Chicago Subway Navigator