Illinois Tax Records online include property tax books, real estate and land tax records, sales tax records, military poll tax records, and more. This is a preliminary list.

See Illinois Public Records online for current tax records and other current public records.

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Illinois Tax Records online at the federal and state level

US – Taxation – United States, Internal Revenue Assessment Lists, 1862-1874, at FS

US – Poorhouses – United States National Homes for Disabled Volunteer Soldiers, 1866-1938, index & images, at FS

Illinois – Taxation – Internal revenue assessment lists for Illinois, 1862-1866, at FS

Illinois – Taxation – Internal revenue assessment lists for Illinois, 1862-1866 : National Archives microfilm publications, pamphlet accompanying M764, at FS

Illinois – Taxation – Proceedings of the Illinois State Board of Equalization: Session of 1915, at FS

Illinois Tax Records online at the county level

Adams County – Taxation – Adams County, Il., 1841 Tax List, at FS

Adams County – Taxation – Adams County, Illinois Land Sold for Tax, 1834-1853, at FS

Adams County – Taxation – Adams County, Illinois Tax Assessment Roll, 1850, at FS

Adams County – Taxation – Tax Lists for 1841-1844, 1850, at FS

Bond County – Taxation – Bond County, Illinois Tax Collection Books, 1853-1966, at FS

Brown County – Taxation – Brown County, Illinois, Tax List, 1842, at FS

Bureau County – Directories – The Voters and Tax-payers of Bureau County, Illinois : Containing, Also, a Biographical Directory of Its Tax-payers and Voters; a History of the County and State; Map of the County; a Business Directory; an Abstract of Every-day Laws; Officers of Societies, Lodges, Etc., Etc, at FS

Cass County – Taxation – Cass County, Illinois Land, Town Lot & Personal Property Tax Collector’s Books, 1850-1851, at FS

DeKalb County – Directories – The Voters and Tax-payers of De Kalb County, Illinois : Containing, Also, a Biographical Directory … a History of the County and State, Map of the County, a Business Directory, an Abstract of Every-day Laws, at FS

Edgar County – History – The History of Edgar County, Illinois, Containing a History of the County–its Cities, Towns, &c : Directory of Its Tax-payers ; War Records of Its Volunteers in the Late Rebellion Portraits of Early Settlers and Prominent Men ; General and Local Statistics ; Map of Edgar County ; History of Illinois, Illustrated ; History of the Northwest, Illustrated ; Constitution of the United States, Miscellaneous Matters, &c., &c. Illustrated, at FS

Edwards County – Taxation – Real Estate & Personal Property Assessment of Edwards County, Il., 1899 from the Albion Journal, Edwards County Justices of the Peace, 1814-1849, Historical Articles on Early Edwards County Justice & West Salem, Il. from Richland County Newspapers, at FS

Effingham County – Taxation – Effingham County, Illinois 1890 Tax Lists, at FS

Effingham County – Taxation – List of Lands and Lots in Effingham County, State of Illinois Upon Which the Taxes for the Year 1856 Remain Due and Unpaid, at FS

Gallatin County – Taxation – Early Settlers of Gallatin County, Illinois, at FS

Hamilton County – Taxation – Personal Property Tax List, 1858, Hamilton County, Illinois, at FS

Hancock County – Taxation – Land Book, 1817-1856, at FS

Hancock County – Taxation – Miscellaneous Illinois Papers, at FS

Hancock County – Taxation – Tax Records, 1823-1872, at FS

Hardin County – Taxation – Collector’s Book, 1878, 1890, at FS

Henry County – Taxation – The History of Henry County, Illinois : Its Tax-payers and Voters, Containing Also a Biographical Directory, a Condensed History of the State, Map of the County, a Business Directory … Etc, at FS

Henry County – Taxation – The History of Henry County, Illinois : Its Tax-payers and Voters, Containing, Also, a Biographical Directory, a Condensed History of the State, Map of the County, a Business Directory, Etc, at FS

Johnson County – Taxation – Johnson County, Illinois 1840 Census and Early Tax List, at FS

Kane County – Taxation – Kane County, Illinois, 1848 Personal Property Tax List, at FS

Kendall County – Taxation – Biographical Directory of the Voters and Taxpayers of Kendall County, Illinois : Containing Also a Map of the County; an Historical Sketch; a Business Directory, at FS

Knox County – Taxation – 1855 Tax Lists, Knox County, at FS

Knox County – Taxation – Knox County, Illinois 1865 Personal Property Tax Lists, at FS

Lake County – Taxation – Land Tax Judgements, Sales, Redemptions and Forfeitures, May 1886 & May 1896, at FS

Livingston County – Directories – The History of Livingston County, Illinois : Containing a History of the County, Its Cities, Towns, &c; a Directory of Its Tax-payers; War Record of Its Volunteers in the Late Rebellion; Portraits of Early Settlers and Prominent Men.., at FS

Logan County – Directories – Logan County Directory for 1887-8 : Including the Names of Tax Payers, Teachers and Officers of the Several Towns, Cities and Villages in the County, Etc., to Which is Added the Patrons’ Classified Business Directory, at FS

Macon County – Taxation – 1865-1866 Personal Property Taxpayers of Macon County, Illinois, at FS

Marion County – Taxation – Marion County, Illinois Assessor Books, 1849-1895, at FS

Massac County – Taxation – Massac County, Illinois Assessor’s Books, 1848-1894 : Lists of Taxable Real Estate, at FS

McDonough County – Taxation – Incorporation of Towns and Townships, Tax Records & Some Patents, 1857- 1869, at FS

McHenry County – Directories – Biographical Directory of the Tax-payers and Voters of McHenry County : Containing Also a Map of the County; a Condensed History of the State of Illinois; an Historical Sketch of the County, Its Towns and Villages; an Abstract of Every-day Laws of the State; a Business Directory; Officers of Societies, Lodges and Public Officers; a Department of General Information for Farmers, Dairymen, Etc., Etc., at FS

McHenry County – Taxation – [Assessment Roll McHenry County, Ill. 1899], at FS

Menard County – Taxation – Menard County Tax Records online, at GTHG

Peoria County – Taxation – Peoria County, Illinois Delinquent Land Tax List Published in the Peoria Journal & Advertiser, 1836, at FS

Peoria County – Taxation – Records of Peoria County, Illinois, at FS

Pope County – Taxation – Pope County, Illinois Forgotten Records, at FS

Pope County – Taxation – Pope County, Illinois Land and Road Tax Lists, Assessor’s Books, Ca. 1816-1865, at FS

Randolph County – Taxation – Tax Lists, 1841, 1845-1846, at FS

Sangamon County – Taxation – 1835 Tax List Sangamon County, Illinois, at FS

Sangamon County – Taxation – Sangamon County, Illinois Taxation Lists for Years 1832-1838, at FS

Schuyler County – Taxation – Schuyler County Assessor’s Books, 1838-1844, at FS

Schuyler County – Taxation – Taxpayers in Schuyler County, Illinois, 1838, at FS

Shelby County – Taxation – Delinquent List of Taxes of the Year 1844 – 1846, at FS

Shelby County – Taxation – Land Book : Record of Taxable Lands, Vol. A-B, 1833-1891, at FS

St. Clair County – Taxation – Tax Sale Records, 1844-1845, at FS

Union County – Taxation – Union County Tax Records online, at GTHG

Union County – Taxation – Assessor’s Book, Personal Property Union County, at FS

Union County – Taxation – Assessor’s Book, Real Estate : Union County, Illinois, at FS

Union County – Taxation – Tax Judgement Sale Redemption and Forfeiture Record Union County, 1941-1942, at FS

Vermilion County – Taxation – Tax and Land Records, Vermilion County, State of Illinois, at FS

Warren County – Taxation – Index to Lands Listed for Taxation in Warren County, Illinois, 1856, at FS

Warren County – Taxation – Owners’ Descriptions & Index to Lands Listed for Taxation in Warren County, Illinois, 1855, at FS

White County – Taxation – Marriages from White County, Illinois, at FS

Whiteside County – Taxation – Special Bounty War Tax Judgments, 1865, at FS

Whiteside County – Taxation – Whiteside County Tax Records, 1848-1879, at FS

Will County – Taxation – Souvenir of Settlement and Progress of Will County, Ill., and of the State of Illinois : Complete History and Directory of Will Co., Pioneers and Old Settlers, Early Settlement, Military History, 1832-1865, Political History, 1836-1884, Commercial History, 1832-1884, Tax Roll of 1842-1884, Business Directory of Joliet, at FS

Williamson County – Tax Records – Blairsville Township 1893 Tax List Index, at WCIHS

Williamson County – Tax Records – Creal Springs Township 1891 Tax List Index, at WCIHS

Williamson County – Tax Records – Grassy Township 1888 Tax List Index, at WCIHS

Williamson County – Tax Records – Herrin Township 1893 Tax List Index, at WCIHS

Williamson County – Tax Records – Lake Creek Township 1893 Tax List Index, at WCIHS

Williamson County – Tax Records – Southern Township 1891 Tax List Index, at WCIHS

Williamson County – Tax Records – Stone Fort Township 1890 Tax List Index, at WCIHS

Williamson County – Tax Records – Township Tax Lists, Various, 1888-1893, at WCIHS

Woodford County – Directories – The Past and Present of Woodford County, Illinois : Containing a History of the County, a Directory of Its Tax-payers, War Record of Its Volunteers in the Late Rebellion, Portraits of Early Settlers and Prominent Men, Map of Woodford County, History of the Northwest, at FS

Illinois Tax Records online at the city level

Joliet – Directories – Souvenir of Settlement and Progress of Will County, Ill., and of the State of Illinois : Complete History and Directory of Will Co., Pioneers and Old Settlers, Early Settlement, Military History, 1832-1865, Political History, 1836-1884, Commercial History, 1832-1884, Tax Roll of 1842-1884, Business Directory of Joliet, at FS

Skokie – Tax Records – Niles Township Historic Documents Digital Collection, at SkPL

Quincy – Taxation – A List of Real Estate and Personal Property Appraised for Taxation for the City of Quincy, 1843, at FS

Virden – Taxation – City Assessment Record, 1869, at FS

Illinois Tax Records online