Marathon County, Wisconsin

Property records, parcel maps, and county statistics for Marathon County, Wisconsin.

83,405 parcels mapped99% with owner of recordPop. 138,067
Open the Marathon County parcel map

Marathon County property records

83,405
parcels mapped
99%
with owner of record
Weekly
ownership and sale updates

Cities and towns in Marathon County

ZIP codes

Embed this parcel map on your site (free)

Questions about Marathon County property records

How do I find who owns property in Marathon County?

Open the CLILU map at Marathon County, tap a parcel and the owner of record appears with the address, acreage and value. You can also search by owner name or address. CLILU has 83,405 Marathon County parcels, 99% with owner names.

How often is Marathon County parcel data updated?

CLILU checks the county's published parcel records every week and updates ownership and sale information that changed.

Can I download Marathon County parcel data?

Yes. The full county is available as a CSV download, and the list builder exports filtered owner lists (absentee and out-of-state owners, vacant land, acreage, value, sale dates).

Are the Marathon County property lines exact?

They come from the county's GIS parcel layer and are approximate. For legal boundaries, use a licensed surveyor or the recorded plat.

138,067
Population
$76,185
Median Income
$39,970
Per Capita Income
2.9%
Unemployment

County statistics

Economic Data

Labor Force
74,270
Poverty Rate
8.9%
Building Permits (2023)
233
New Housing Units (2023)
396

Health & Safety

Healthcare Shortage Area
Yes
HPSA Score
21
Disaster Declarations (10yr)
2
County FIPS
55073

Other Counties in Wisconsin

About Marathon County, Wisconsin

Marathon County is located in Wisconsin with a population of 138,067. The median household income is $76,185, and the unemployment rate is 2.9%. CLILU provides free access to parcel maps and property ownership records for Marathon County.

Use the interactive map to search for properties by owner name or address. View parcel boundaries, acreage, and assessed values sourced directly from county assessor records.