Knox County GIS Portal (Illinois)

Search for Knox 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.


Knox County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate Knox County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These Knox County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in Knox 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 Knox County Assessor Office website.

Galesburg City Assessor Galesburg IL 121 West Tompkins Street 61401 309-342-1106

Knox County Assessor's Office Galesburg IL 121 South Prairie Street 61401 309-345-3845


Knox 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 Knox County GIS maps. The GIS maps at a Knox 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 Knox 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 Knox County Town and City Hall website.

Abingdon City Hall Abingdon IL 114 East Meek Street 61410 309-462-3182

East Galesburg City Hall East Galesburg IL 100 West 1st Street 61430 309-343-3312

Galesburg City Hall Galesburg IL 55 West Tompkins Street 61401 309-343-4181

Galesburg Township Town Hall Galesburg IL 2138 Monmouth Blvd 61401 309-342-7934

Knoxville City Hall Knoxville IL 33 North Public Square 61448 309-289-2814


Knox 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 Knox County property maps that show boundaries, public property, property divisions, and in some cases, population information in Knox County, Illinois. They may also include property value assessments and property tax rates. Knox 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.

Knox County Clerk Galesburg IL 200 South Cherry Street 61401 309-345-3815

Williamsfield City Clerk Williamsfield IL 117 East Gale Street 61489 309-639-2303

Yates City Village Clerk Yates City IL 102 W Main St 61572 309-358-1694


Knox 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 Knox 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 Knox County, Illinois. The Recorder of Deeds may also have historic GIS maps. These maps are often available on the Knox County Recorder of Deeds website.

Knox County Recorder of Deeds Galesburg IL 200 South Cherry Street 61401 309-345-3818