Williamson County GIS Property Maps (Illinois)

Search for Williamson County, IL GIS maps and property maps. Property maps show property and parcel boundaries, municipal boundaries, and zoning boundaries, and GIS maps show floodplains, air traffic patterns, and soil composition.


Williamson County Assessors determine the value of properties and parcels in order to assess property taxes in Williamson County, IL. The Assessor's Office maintains current data on every parcel in the district, which includes Williamson County GIS maps, tax maps, and property maps. These maps show property lines, structures, addresses, and the value of properties in the Assessor's jurisdiction. Tax Assessor's Offices provide online access to property maps.

Williamson County Assessor's Office Marion IL 200 West Jefferson Street 62959 618-997-1301


Williamson County Building Departments develop and enforce building codes to ensure the construction of safe buildings in Williamson County, IL. The Building Department maintains records on design plans for construction and renovation projects, which can include Williamson County GIS maps and zoning maps. These maps show property lines, current structures on the parcel, and modifications to any structures, including new buildings. Many Building Depts provide online databases to access GIS databases, maps and related property information.

Herrin Building Department Herrin IL 300 North Park Avenue 62948 618-942-6004

Jackson County Planning Department Carbondale IL 608 E College St 62901 618-549-3306


Williamson County Clerks file documents and preserve municipal records in order to maintain an archive in Williamson County, IL. The Clerk's Office contains a number of documents on property, including GIS maps and property maps that show property lines, registered lands, and, in some cases, property tax assessments. Williamson County GIS maps may also include information on soil composition, floodplains, air traffic, and more. Many County Clerk Offices provide online databases to access GIS and property maps.

Carterville City Clerk Carterville IL 101 South Division Street 62918 618-985-2252

Herrin City Clerk Herrin IL 300 North Park Avenue 62948 618-942-3175

Williamson County Clerk Marion IL 407 North Monroe Street 62959 618-997-1301


Williamson County Recorders of Deeds collect public records, primarily documents related to property, and make them available to the public in Williamson County, IL. The Deeds Registrar maintains records on land transactions within its jurisdiction, including Williamson County GIS and property maps. These maps show property lines, Williamson County property and parcel surveys, and, in some cases, property transactions and tax liens. Many Recorders of Deeds provide online databases to access free GIS maps, as well as related property information.

Williamson County Recorder of Deeds Marion IL 407 North Monroe Street 62959 618-997-1301


Williamson County Town Halls or City Halls are the chief administrative offices that run a town or city in Williamson County, IL. The Town or City Hall maintains property records related to the locality, including Williamson County GIS maps. These maps show Williamson County property lines, municipal boundaries, zoning boundaries, and property value assessments. GIS maps of Williamson County may also include information on soil composition, floodplains, air traffic, and more. Many Town and City Halls provide online databases to access GIS and property maps.

Cambria City Hall Carterville IL 302 South Richart Street 62918 618-985-6082

Creal Springs City Hall Creal Springs IL 507 North Walnut Grove Road 62922 618-996-2311

Hurst City Hall Hurst IL 111 Bush Avenue 62949 618-987-2513

Johnston City Hall Johnston IL 100 West Broadway Boulevard 62951 618-983-6651

Pittsburg City Hall Pittsburg IL 302 W Avery Ave 62974 618-993-8260


Williamson County Treasurers and Tax Collectors are responsible for the collection of property tax revenue in Williamson County, IL. The Office of the Treasurer and Tax Collector maintains current data on every parcel in the district, which includes property maps complete with Williamson County GIS data. These maps show property lines, structures, addresses, and the value of properties in the Treasurer and Tax Collector's Williamson County assessment roll. Many Treasurers and Tax Collectors provide online databases to access GIS and property maps, as well as related property information.

Johnston Treasurer Johnston IL 500 Washington Ave 62951 618-983-6544

Marion City Treasurer Marion IL 1102 Tower Square Plaza 62959 618-993-8575

Williamson County Treasurer's Office Marion IL 200 West Jefferson Street 62959 618-997-1301