University of Wisconsin–Madison
Our new Survey Control Finder applications replaces our former ControlFinder and PLSSFinder web apps.
Geospatial Jobs
Land Ownership Maps
Statewide Parcel Data
Historic Aerial Photography
Surveying & PLSS Info
GIS Data
Wisconsin Facts and Figures

New publication: Proposed statewide PLSS corner numbering system

A new publication offers a proposal for implementing the Romportl System to number corners in the statewide Public Land Survey System (PLSS) database.

SCO bids farewell to Codie See

After six years at the SCO, Codie See is departing to begin a new phase of his life and career.

Who has more lakes: Minnesota or Wisconsin?

The answer is.... complicated.

New WLIC Members Selected

The Wisconsin Land Information Program at the Department of Administration has announced the appointment of new Wisconsin Land Information Council members.

Upcoming Events

WI Parcel Data

Statewide Parcel Map Viewer
GeoData @Wisconsin
Pronounce Wisconsin
Survey Control Finder
Wisconsin Bearing Trees
Coastal Bordner Survey Explorer
Aerial Photography Catalog
Aerial Imagery Acquisition Plans

SCO in the Community

This Land is Your Land

The SCO hosted a one-day forum entitled "This Land is Your Land" in Darlington, WI, on April 18, 2019. Participants learned about the Public Land Survey System (PLSS) and had a hands-on opportunity to learn about different types of survey equipment.

2018 UW-Madison Geospatial Summit is a Wrap

On November 6th the SCO and UW-Madison GIS Professional Programs jointly sponsored a day-long event to highlight geospatial activities happening on campus and in the region. The Summit was attended by over 140 people.