Cass County GIS Portal (Iowa)

Search for Cass County, IA 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.


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

Cass County Assessor's Office Atlantic IA 5 West 7th Street 50022 712-243-2005


Cass 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 Cass County GIS maps. The GIS maps at a Cass 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 Cass County, Iowa. 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 Cass County Town and City Hall website.

Anita City Hall Anita IA 744 Main Street 50020 712-762-3746

Atlantic City Hall Atlantic IA 23 East 4th Street 50022 712-243-4810

Cumberland City Hall Cumberland IA 207 Main Street 50843 712-774-5614

Griswold City Hall Griswold IA 601 2nd Street 51535 712-778-2615

Marne Town Hall Marne IA 401 Washington Street 51552 712-781-2213

Massena City Hall Massena IA 100 Main Street 50853 712-779-2295


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

Cass County Clerk Atlantic IA 5 West 7th Street 50022 563-886-2101

Lewis City Clerk Lewis IA 416 West Main Street 51544 712-769-2216

Marne City Clerk Marne IA 403 Washington Street 51552 712-781-2221


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

Cass County Recorder of Deeds Atlantic IA 5 West 7th Street 50022 712-243-1692