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Data & Mapping

OPEN DATA PORTAL

The open data portal is a free resource for locating, viewing, and downloading geospatial data developed by CARPC. All vector datasets are automatically available for download as CSV, KML, and Shapefiles and accessible via the GeoJSON and GeoService APIs. Currently available datasets include Environmental Corridor Boundaries, Sewer Service Area Boundaries, and Groundwater Nitrates in Dane County.

Data Policy: Public datasets made available on the open data portal are provided for informational purposes. For details, please review the terms of use.

WORKFORCE HOUSING LOCATION & AFFORDABILITY

Dane County is unaffordable to a large proportion of its workforce, and many residents cannot afford housing near where they work. Our workforce housing data story looks at the affordability of housing in and around Dane County for the county’s low-wage workforce. 

Workforce Housing Affordability (story) last update: October 2019

Estimated Housing Value and Cost, Income and Number of Jobs (data) last update: July 2018

HOUSING CONSTRUCTION & BUILDING PERMIT DATA

The following interactive story investigates new housing construction in Dane County pre- and post-recession. Changes in how much construction, the type of construction, household formation, and housing preferences play a role in our region’s ability to house future populations.

Permitted Housing Units (story) last update: August 2019

Building Permits (data) last update: February 2020

Housing Construction in Dane County (story) last update: July 2018

RENTAL VACANCY RATE DATA

The following data visualization uses MG&E multi-family rental occupancy data based on utility service billing information. Why does vacancy matter? Read the story to learn more or view the data in an undigested format.

Rental Vacancy Counts (story) last update: June 2019

Rental Vacancy Rates (data) last update: February 2020

AGRICULTURE DATA

The USDA National Agricultural Statistics Service publishes the Census of Agriculture every five years. The 2017 data show a continuation of many trends in farming. Some of the most dramatic changes are occurring in the dairy industry. Below is an infographic looking at the change in number of farms with dairy cows and a story looking at the interaction of agriculture and groundwater.

Bessie doesn’t live here anymore (infographic) last update: April 2019

Risk Factors for Groundwater Contamination (story) last update: May 2019

INTERACTIVE MAP

An online interactive map of environmental corridors and sewer service area boundaries is available here.

Contact Sean Higgins at SeanH@CapitalAreaRPC.org or 608-474-6018 for additional data requests that cannot be met with online information.