Applications and Map Viewers
The Map Viewers, developed using the ESRI ArcGIS for Server technology, allow users to display, find, identify, and print map features located in Montgomery County, Maryland. The Montgomery County Government believes that the data presented in these Map Services are accurate. However, the Montgomery County Government and its data suppliers do not guarantee and make no warranties for the accuracy of the data presented in these map viewers. Please read the Internet Map Server Disclaimer carefully prior to selecting an Internet Map Service, or a map viewer .
Montgomery County Property Map Viewer - Accessible Property Map Viewer
This Map Viewer displays many property related data (Zoning, Contour, Water Category, Sewer, and Aerial Image) in a map format. It also provides charting, query, zoom in/out, and print map functionalities.
Official Zoning of Montgomery County, Md. (Query and Print)
The official zoning maps are maintained in GIS format by the Planning Department (MNCPPC). Each proposed change will appear in this data and through this web application after it is approved by the Montgomery County Council.
About My Address
A useful text-based application that prompts users to enter an address then it will provide all the useful information such as: Regional Service Centers, Municipalities, Communities, Subdivisions, Police Geography, Fire Geography, Council District, State Legislature, Congressional District, Solid Waste, Planning Areas, Water Sheds, and Census Block Group Data.
Council Districts Map Viewer
Use this interactive map viewer to find out detailed information about Montgomery County Council Districts.
Farm Tour (2025) Story Map
Use this story map to discover wonderful farms to visit in Montgomery County.
Historical Image Map Viewer
Digital aerial photos and orthophotos taken in various years are currently served using Lizardtech's MrSID Image Server technology. The photos are indexed by the WSSC map tile.