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

There is still time to Register for the UW-Madison Geospatial Summit

Have you registered for the UW-Madison Geospatial Summit scheduled for Monday, November 4th?

National Geodetic Survey responds to WSRS2022 request for exceptions

The National Geodetic Survey has responded to WSRS2022's August letter requesting exceptions to accommodate WISCRS.

US Survey Foot to be deprecated on December 31, 2022

A recent Federal Register Notice announces the deprecation of the US Survey Foot by the National Institute of Standards and Technology and the National Geodetic Survey.

WGNHS map sales office to close on December 30, 2019

The Wisconsin Geological and Natural History Survey (WGNHS) plans to close its map sales office on December 30, 2019. Users of USGS topographic maps should use this as an opportunity to switch to the newer "US Topos" that have replaced the USGS’s legacy paper topographic maps.

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.

2019 UW-Madison Geospatial Summit is a Wrap

On November 4, 2019, the SCO, Geography's GIS Professional Programs and the Nelson Institute's Environmental Observation and Informatics Program jointly sponsored a day-long Geospatial Summit.