Lyon County GIS Data Transportation Lyon County Transportation - lyontrans-gis.zip (UTM, shapefile, 493kb) Mn/DOT Basemap for Lyon County Roads Redistricting Redistricting Lyon County 2002 - lyonrd2002.zip (shapefile 300kb) Redistricting Statewide 2002 Voting Districts Voting Districts in Lyon County 2002 - lyonvtd2002.zip (shapefile, 34kb) Voting Districts Statewide 2000 Census Data 2000 Lyon County Census Data - lyon.zip (shapefile, 352kb) Go to our GIS links page for more data sources. Lyon County maintains many other layers of GIS data for the county. Data is added to this website as finalized and released on a regular basis. Please contact Lyon County GIS at (507) 532-8218 for other inquiries.