Resource provided by UW-Madison Robinson Map Library. This data layer represents roads for Portage County, Wisconsin in 2015. It is a feature class within the geodatabase, Portage_Roads_2015.gdb. [The Centerline data set is a vector representation of center of pavement in the County of Portage, Wisconsin. The centerlines are digitized from 1:12000 digital orthophotography or entered by coordinate geometry.]