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Publications and Maps


Listed below are different methods in which the maps and Geographic Information System (GIS) data can be accessed.

PDF Map Library

View and download important planning-related maps in the PDF Map Library.

Online Interactive Map

  • The My Neighborhood interactive mapping tool depicts zoning, historic districts, bikeways, commercial revitalization areas and land development for Baltimore County.
  • Explore the Baltimore County Historic Preservation Map to locate historic structures, County historic districts and more.
  • Take A Tour of Baltimore County Historic Districts and learn about the cultural and historic resources of each district.
  • Learn about the Baltimore County Historic District of Relay and how the town developed along the Baltimore and Ohio (B&O) Railroad beginning in the 1830s.
  • The Turner Station Community Exploration Trail highlights the rich history of Turner Station. This map can be used as a self-guided walking tour to discover historic sites in the community, as well as recreational amenities.
  • Baltimore County is a national leader in land preservation. The County now has over 64,000 acres of protected farmland, waterfront, stream valleys and natural lands. Learn more about these preserved easements from the Baltimore County Land Preservation interactive map.
  • The Bicycle Facilities Map allows bicyclists to find more information about existing, planned and future bicycle improvements.
  • The Comprehensive Zoning Map Process (CZMP) 2020 Issue Review Map shows the location of issues filed for CZMP 2020. Each Issue has an existing zone and a requested zone. As the issue moves through the CZMP timeline, more information will be available.
  • The 2020 CZMP dashboard monitors, tracks, and assesses the zoning issue request data for the 2020 CZMP. This tool can be used to view zoning statistics of all areas in the County that are impacted by a zoning issue request. The statistics can be shown at the Countywide level, Councilmanic District level or by Issue.

Get GIS Data

Baltimore County provides access to GIS data and maps through the GIS Open Data Portal.

Publications and Research

Find publications and research reports for:



  • Master Plan 2020—The master plan provides policies and guidelines for sustaining livable communities and achieving balanced development in Baltimore County. It is updated every ten years.
  • Adopted Community Plans—A community plan is a public document which contains specific proposals for future land uses and public improvements in a given community.
  • Baltimore County Pedestrian and Bicycle Access Plan—An action plan for improving pedestrian and bicycling facilities in Baltimore County

Historic Preservation

The Historic Preservation Design Guidelines were developed to be a resource for citizens who are interested in rehabilitating historic homes. Design guidelines (PDF) for historic preservation were adopted by the Landmarks Preservation Commission and approved by the Director of Planning on November 25, 2011 in accordance with Article 3, Title 7 of the Baltimore County Code for inclusion in the Code of Baltimore County Regulations.

Other publications have been created on various historic topics for Baltimore County.

Development Regulations and Guidelines

Demographic Trends and Characteristics

More Information

For more information on Demographic Trends and Characteristics, contact Jen Meacham, Chief of Research, Analysis and Design at 410-887-3521 or

Revised December 2, 2021         


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