City of Indianapolis and Marion County - IndyGISOriginally conceived during the Peterson Administration from various data sources for the purposes of MyNeighborhood , this contiguous polygon file depicts general neighborhood boundaries in Indianapolis and Marion County, Indiana. This dataset is separate from the Registered Community Organizations data set and application maintained by the Department of Metropolitan Development (DMD) in the City of Indianapolis. Data projection: NAD 1983 StatePlane Indiana East FIPS 1301 (US Feet)ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/d5b4734bed3f49f9b2109ca9a0401886_10engOpenIndy Data PortalPublicIndy Neighborhoods [Indiana--Indianapolis]Web servicesIndiana--IndianapolisIndiana--Marion CountyIndianaLast Modified: 2025-03-12