Harford County GovernmentHarford County 2025 Zoning Map. All official Zoning Maps shall be permanently kept on file with the Harford County Council Administrator and a copy of the maps shall be on file in the Department of Planning and Zoning. The maps shall be made available to the public for public inspection during normal County business hours, and the Department of Planning and Zoning shall provide for the sale of the maps to the general public.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/06c161a4fba24d638306d6d72fc325b1_0engHarford County Planning and Zoning Open GISPublicZoning Designations [Maryland--Harford County]Web servicesMaryland--Harford CountyMarylandLast Modified: 2025-06-23