SADCThe ADA polygon coverage was developed to identify the geographic extent of county agricultural development areas (ADAs), as mapped by each individual county according to their unique adopted criteria, and certified by the New Jersey State Agriculture Development Committee (SADC).ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/418dcb5bfed4428e9d6d430e3d856756_0engNew Jersey Geographic Information Network (NJGIN) Open Data PortalPublicNew Jersey Agricultural Development Areas [New Jersey]Web servicesNew JerseyLast Modified: 2025-09-17