Dayton's Zoning Code was rewritten August 1, 2006, and was last updated Sept. 4, 2019. The official zoning map was updated in conjunction with the rewriting of the Zoning Code and was last updated December 30, 2019. This map is a representation of the Official Zoning Map for the use of the City of Dayton's customers and citizens. The map illustrates the various zoning district boundaries and overlay districts within the corporate limits of the city. Launch the new Interactive Online Zoning Map!