Please review the Montgomery County Internet Mapping Disclaimer prior to viewing map services, or the map gallery.

Map Gallery
Montgomery County Government Map Gallery
The Map Gallery consists of GIS map compositions that have been converted to GIF, JPEG, and Adobe (PDF) images for web access. Users can browse, display, download, or print a high quality map.

Map Services
Digital Aerial Photo Archive Image Server
Digital aerial photos taken in 1951 and orthophotos taken in 1993-96, 1998, & 2000 are currently served using Lizardtech's MrSID Image Server technology. The photos are indexed by the WSSC map tile.

Map Room on the Net (Public Safety, Recycling, Streetlights, Transit)
The Map Room on the Net consists of several interactive map services developed using ArcIMS 4.0.1. The map services enable users to display, query, and print map features as well as to locate street addresses.

Montgomery County Route Mapper
Route Mapper, developed using ESRI's RouteMap IMS software, enables you to view a map, find addresses and locations, generate directions, measure distances, identify map features, or hyperlink to map feature web sites. 

Places of Interest (PLOI) Guide
The PLOI Guide can be used to find a Place of Interest (1,404 places) within Montgomery County, Maryland by address, by geographic area, or by keyword.



Other Map Services
Montgomery County, Maryland

• Montgomery County Public Schools School Assignment Locator
  
• Montgomery County Public Schools School Service Area Maps and Facility Information
• Montgomery County Public Schools Map Gallery
• Washington Suburban Sanitary Commission (WSSC) Water and Sewer Inventory GISWeb
  

• Arlington County, Virginia
  
• Chesapeake Bay From Space Interactive Map Version 1 - Towson University CGIS
  
• Coordinated Highways Action Response Team (CHART)
• Fairfax County, Virginia GIS - On-line Products and Services
• MERLIN On-line: Map Maryland Your Way
  
• Prince William County, Virginia County Mapper and Demographic Mapper
  
• University of Maryland's Earth Science Data Interface

Federal Government

• Chesapeake Bay Program's Bay Atlas
  
• NASA EOS Distributed Active Archive Centers - Socio Economic Applications and Data
• US Census Bureau - American Fact Finder
• US Environmental Protection Agency - Enviromapper
• US Geological Survey National Atlas of the United States
• US Geological Survey National Mapping Information