Datasets

Fairfax County

Zoning Overlay Districts

The boundaries of the zoning overlay district in Fairfax County. The districts in this layer are for the purpose of providing for special regulations in given designated areas of the County to accomplish stated purposes…

Fairfax County

Zoning Cases Post 2000

Zoning case areas define the boundary of a zoning application. When a zoning application is received by the county a polygon is created that defines the boundary of the zoning application. As the zoning application…

Fairfax County

Zoning

Approved zoning districts for Fairfax County, Town of Herndon, and Town of Vienna. This layer contains the zoning code, the zoning category, the jurisdiction, a proffer flag, and a public land flag. Contact: Fairfax…

Fairfax County

Subdivision Blocks

This layer contains data defining the exterior boundaries of subdivided land within subdivisions in Fairfax County, Virginia. The Block layer was created to depict subdivided land areas within subdivisions defined by…

Fairfax County

Special Tax Areas

This layer contains the boundaries of special tax areas as defined by the taxing authority of Fairfax County. These are special tax districts where additional fees are levied on the properties within the districts. For…

Fairfax County

Rights of Way

This layer contains polygons that show the public rights of way. Right of way is defined as area or path that is accessible for people to pass through. Right of ways are normally found where roadways exist to allow for…

Fairfax County

Recorded Floodplain Easements

Floodplain delineations were first added to the County tax maps in the 1970's for creeks and streams with watersheds of 1 square mile or greater. In 1977 all the studies on these large streams had been completed and a…

Fairfax County

Subdivisions

This layer contains data defining the exterior boundaries of subdivided land within Fairfax County, Virginia. The Subdivision layer was created to depict subdivided land areas defined by recorded documents (plats) for…

Fairfax County

Parcels

Fairfax County

Easements

This data set contains a variety of easements that are captured from recorded subdivision plats and easement plats. Once a document has been recorded then the GIS office receives that document and creates any features…

Fairfax County

Common Areas

This layer contains data defining the exterior boundaries of land under common ownership, typically within condominium properties within Fairfax County, Virginia. The common area layer was created to depict these areas…

Fairfax County

Agricultural and Forestal Districts

This layer depicts the agriculture/forest districts in Fairfax County. These areas are specially designated for tax purposes. For additional information refer to this web page:…

Fairfax County

Roadways

This layer contains the road centerlines for Fairfax County and surrounding areas. This layer is automatically regenerated every day and any updates posted to the database from the previous day will appear. This layer…

U.S Department of Transportation

Basic Safety Message Data Emulator

The Trajectory Conversion Algorithm Version 2.3 (TCA) is designed to test different strategies for producing, transmitting, and storing Connected Vehicle information. The TCA uses vehicle trajectory data, roadside…

U.S Department of Transportation

Seattle 20 Second Freeway

This set of data files is one of the four test data sets acquired by the USDOT Data Capture and Management program. It contains the following data for the six months from May 1 2011 to October 31 2011: -Raw and cleaned…

HealthData.Gov

Influenza Vaccination Coverage for All Ages (6+ Months)

Influenza Vaccination Coverage for All Ages (6+ Months) • Data on influenza vaccination coverage from the National Immunization Survey-Flu (NIS-Flu) and the Behavioral Risk Factor Surveillance System (BRFSS) for the…

U.S Department of Transportation

Public Road Mileage, Lane Miles, and Vehicle-Miles of Travel (VMT-421C)

Annual Public Road Mileage and Vehicle-Miles of Travel (VMT) from 1900 through 2024 and Lane Miles from 1980 through 2024. Formerly Highway Statistics Charts VMT-421C & VMT-422C.

Datathon 2025

Virginia Statewide Crosswalk Inventory

VDOT's snapshot statewide crosswalk inventory displays the spatial location of all crosswalk facilities in the Commonwealth of Virginia including those on the VDOT network, locality network, and private parcels. Point…

Datathon 2025

Virginia Statewide Sidewalk Inventory

VDOT's snapshot statewide sidewalk inventory displays the spatial linework of all sidewalk facilities facilities in the Commonwealth of Virginia including those on the VDOT network, locality network, and private…

City of Roanoke

Who's Working On My Street?