Contact Information
- Office Name:
- Marathon County Mapping / GIS
- Phone:
- Not yet verified
- Official Website:
- Visit Website
- County FIPS:
- 55073
- Data Available Online:
- Yes
- Last verified:
- 2026-07-13
Searching Marathon County Mapping / GIS Records
Data available
parcel/GIS mapsaerial imageryzoning layersland ownership
Open the free Geocortex/Html5 External Maps viewer for interactive county GIS. For parcel ownership/tax attributes, use Ascent Land Records search. Silverlight External_Maps URL is obsolete.
Additional Information
Marathon County GIS publishes interactive web maps for parcels and related layers. The current public mapping application is the Html5 ExternalMapsNew viewer on maps.co.marathon.wi.us. Official GIS & Maps pages also link downloads and related tools. Stored Silverlight viewer URL is obsolete.
Provide title services in Marathon County? Create a listing and add coverage to appear on this page.