- City of Madison - Central, North, South, East, West (determined by police districts http://www.cityofmadison.com/dpced/planning/documents/v1c9_2.pdf) - Other cities and towns (determined roughly by municipal boundaries http://www.madisonareampo.org/maps/documents/DaneCounty_2010Tracts_Display.pdf) - Rural - Everything else

The red dots are UW clinics. The color indicates the % of the rural population (darker blue is more rural). Clicking on each tract shows the % in urban areas and % in rural.