Fairfax County GIS Portal (Virginia)

Fairfax County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate Fairfax County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These Fairfax County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in Fairfax County, Virginia. These maps can also include place names, bodies of water, flood zones, property zones, and other geographic information. Some Assessors may keep historic GIS maps that include historic property tax assessments. These maps may be available on the Fairfax County Assessor Office website.

Falls Church County Revenue Commission Falls Church VA 300 Park Avenue 22046 703-248-5022


Fairfax County Clerk Offices maintain public records for a county or local government, which includes GIS maps. These maps provide detailed information on the area, including Fairfax County property maps that show boundaries, public property, property divisions, and in some cases, population information in Fairfax County, Virginia. They may also include property value assessments and property tax rates. Fairfax County GIS maps can show place names, bodies of water, zoning information, flood zones, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations, and these maps are often available online through the Clerk Office website.

Falls Church County Clerk Falls Church VA 300 Park Avenue 22046 703-324-2531

Herndon Town Clerk Herndon VA 777 Lynn Street 20170 703-435-6804

Vienna Town Clerk Vienna VA 127 Center Street South 22180 703-255-6303


Fairfax County Town and City Halls provide municipal services for their town or city, including preserving vital records and maintaining records on their jurisdiction such as Fairfax County GIS maps. The GIS maps at a Fairfax County Town or City Hall can include property boundaries, public property, unclaimed parcels, and roads, as well as appraisal values for properties and property tax assessments in Fairfax County, Virginia. These GIS maps may also show population information, place names, zoning boundaries, bodies of water, flood zones, and other geographic information. Some Town and City Halls also have historical maps of their area. These maps are often available to the public on the Fairfax County Town and City Hall website.

Herndon Town Hall Herndon VA 777 Lynn Street 20170 703-435-6800

Vienna Town Hall Vienna VA 127 Center Street South 22180 703-255-6370