Clark County GIS Portal (Illinois)

Search for Clark County, IL GIS maps. A GIS map search can provide information like county maps, town maps, city maps, local maps, property maps, parcel maps, plat maps, public property, property tax assessments, flood zones, zoning boundaries, geographic information, historical maps, and property tax information.


Clark County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate Clark County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These Clark County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in Clark County, Illinois. These maps can also include place names, bodies of water, flood zones, property zones, and other geographic information. Some Assessors may keep historic GIS maps that include historic property tax assessments. These maps may be available on the Clark County Assessor Office website.

Clark County Assessor's Office Marshall IL 501 Archer Avenue 62441 217-826-5815


Clark County Clerk Offices maintain public records for a county or local government, which includes GIS maps. These maps provide detailed information on the area, including Clark County property maps that show boundaries, public property, property divisions, and in some cases, population information in Clark County, Illinois. They may also include property value assessments and property tax rates. Clark County GIS maps can show place names, bodies of water, zoning information, flood zones, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations, and these maps are often available online through the Clerk Office website.

Casey City Clerk Casey IL 108 East Main Street 62420 217-932-2700

Clark County Clerk Marshall IL 501 Archer Avenue 62441 217-826-8311


Clark County Recorders of Deeds keep real estate records to ensure the accuracy of property and land records. In addition to deeds, Recorders of Deeds also have detailed county and local maps, including Clark County GIS maps that show property lines, building information, public property, unclaimed parcels, as well as property value assessments and property tax information. These GIS maps may also include place names, zoning boundaries, bodies of water, flood zones, and other geographic information in Clark County, Illinois. The Recorder of Deeds may also have historic GIS maps. These maps are often available on the Clark County Recorder of Deeds website.

Clark County Recorder of Deeds Marshall IL 501 Archer Avenue 62441 217-826-8311


Clark County Town and City Halls provide municipal services for their town or city, including preserving vital records and maintaining records on their jurisdiction such as Clark County GIS maps. The GIS maps at a Clark County Town or City Hall can include property boundaries, public property, unclaimed parcels, and roads, as well as appraisal values for properties and property tax assessments in Clark County, Illinois. These GIS maps may also show population information, place names, zoning boundaries, bodies of water, flood zones, and other geographic information. Some Town and City Halls also have historical maps of their area. These maps are often available to the public on the Clark County Town and City Hall website.

Martinsville City Hall Martinsville IL 19 West Cumberland Street 62442 217-382-4323