IndianaMap is the State of Indiana's statewide GIS framework, a long-running collaboration that hosts one of the largest publicly available collections of authoritative GIS data for any U.S. state. It centralizes layers from state, federal, and local sources.
Coverage includes parcels, orthoimagery, elevation, transportation, hydrography, geology, and administrative boundaries, available as downloads and OGC/ArcGIS services. IndianaMap is the authoritative source for Indiana GIS data.