DeKalb County Property Search (Illinois)

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

Burlington Township Assessor Sycamore IL 434 South Main Street 60178 847-683-2555

Cortland Township Assessor Cortland IL 14 South Prairie Street 60112 815-756-6423

Dekalb County Assessor's Office Sycamore IL 110 East Sycamore Street 60178 815-895-7120

Sandwich Township Assessor Sandwich IL 201 West Center Street 60548 815-786-2828

Sycamore Township Assessor Sycamore IL 545 Brickville Road 60178 815-899-5313


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

Cortland Town Clerk Cortland IL 59 South Somonauk Road 60112 815-756-9041

Dekalb County Clerk Sycamore IL 110 East Sycamore Street 60178 815-895-7146

Kirkland City Clerk Kirkland IL 511 Main Street 60146 815-522-6179

Sandwich City Clerk Sandwich IL 144 East Railroad Street 60548 815-786-9321

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

Dekalb County Recorder of Deeds Sycamore IL 110 East Sycamore Street 60178 815-895-7149


DeKalb 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 DeKalb County property taxes, property value assessments, and land transactions, as well as property sales and transfers in DeKalb County, Illinois.

Cortland Town Hall Cortland IL 59 South Somonauk Road 60112 815-756-3030

Genoa City Hall Genoa IL 333 East 1st Street 60135 815-784-2327

Sandwich City Hall Sandwich IL 144 East Railroad Street 60548 815-786-8802

Waterman City Hall Waterman IL 215 West Adams Street 60556 815-264-3652


The DeKalb County Treasurer and Tax Collector’s Office is responsible for the collection of DeKalb County property tax revenue. The Treasurer and Tax Collector maintains current DeKalb County property tax information including DeKalb 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 DeKalb County, Illinois.

Administration Building - Sycamore Campus Sycamore IL 110 East Sycamore Street 60178 815-895-7112