GIS Redistricting Technology SEAT Redistricting Education Session June 10, 2011 Wayne Chizek

Geographic Information Systems (GIS) are built upon knowledge from geography, cartography, computer science and mathematics.

3 Map Features ► Point - Features that either represent the location of a feature that has no dimensions or a feature that has width and length but whose perimeter cannot be mapped at the defined map scale. ► Line - Sets of connected points that represent a feature that either has no width or that has width but is shown by a single line at the scale of the map being used. ► Area - Features delineated by closed boundaries.

Setting up the Software Download ESRI’s Districting for ArcGIS Real Estate property Maintenance

Setting up the Software Download ESRI’s Districting for ArcGIS Real Estate property Maintenance

Setting up the Software Download ESRI’s Districting for ArcGIS

Getting the Data: Source Attribute Data Iowa Data Center

Getting the Data: Source Geography Data US Census 2011 Boundary and Annexation Survey (BAS)

Getting the Data: Source Geography Data Iowa Redistricting – New Iowa House and Senate districts

Questions ? ? ?

Thanks!!! Wayne Chizek GIS Director Marshall County (641)