Jefferson County Property Search

Search free Jefferson County IL property, land, and tax records through local government assessors, auditors, clerks, property appraisers, deeds recorders, treasurers, tax collectors, city halls, and town halls.


The Jefferson County Assessor is responsible for determining the value of property in order to determine Jefferson County property taxes. The Jefferson County Assessment Office collect data from on-site inspections, value assessments for construction or improvements, comparable sales, and calculations of depreciation. The Jefferson County Tax Assessor maintains current data on every parcel in the Jefferson County, which includes ownership information, maps of property lines, inventories of parcels and structures, and the value of all the property in the Jefferson County, IL. The Jefferson County Assessor’s Office can answer questions regarding Jefferson County property tax appeals and assessments, Jefferson County property tax rates and payment due dates.

Jefferson County Assessor's Office Mount Vernon IL 100 South 10th Street 62864 618-244-8016

Mt Vernon Assessor Mount Vernon IL 811 Harrison Street 62864 618-244-0679


The Jefferson County Clerk files important documents and preserves municipal records in order to maintain an archive of Jefferson County property records that can be accessed by the public. The Clerk's Office is a valuable source of information on property in Jefferson County, Illinois. The Jefferson County Clerk's Office contains documentation on real estate excise taxes, registered land, and property transactions, as well as land documents including Jefferson County deeds, mortgages, and liens on properties.

Jefferson County Clerk Mount Vernon IL 100 South 10th Street 62864 618-244-8020


The Jefferson County Recorders of Deeds maintain public records, particularly documents related to property and land records, and make them available for public access in Jefferson County, IL. The Office of Recorder of Deeds in Jefferson County is a valuable source of information on property records The Recorder of Deeds maintains documents on land transactions within its jurisdictions, including Jefferson County deeds and titles, mortgages, property ownership records, surveys, and easements, as well as tax liens.

Jefferson County Recorder of Deeds Mount Vernon IL 100 South 10th Street 62864 618-244-8020


Jefferson County Town Halls and City Hall are the chief administrative offices that runs the town or city. The Town Hall or City Hall often maintains records related to the locality, including Jefferson County property taxes, property value assessments, and land transactions, as well as property sales and transfers in Jefferson County, Illinois.

Ina City Hall Ina IL 306 South Elm Street 62846 618-437-5305

Mt Vernon City Hall Mount Vernon IL 1100 Main Street 62864 618-242-5000


The Jefferson County Treasurer and Tax Collector’s Office is responsible for the collection of Jefferson County property tax revenue. The Treasurer and Tax Collector maintains current Jefferson County property tax information including Jefferson County property ownership information, GIS Maps, tax maps, historical property tax rates, lists of sold parcels, and is also charged with the sale of properties due to a default on taxes in Jefferson County, Illinois.

Jefferson County Treasurer's Office Mount Vernon IL 100 South 10th Street 62864 618-244-8010

Mt Vernon City Treasurer Mount Vernon IL 1100 Main Street 62864 618-242-6808