Datasets

383 datasets

Fairfax County

Data Inventory

List and description of datasets available on Open Data for Fairfax County, Virginia

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Updated Oct 8, 2026

Fairfax County

The locations of the community centers within Fairfax County which includes data type TC = Teen Center, SC = Senior Center, CC = Community Center, NC = Neighborhood and Family Center, RC = ReCenter, and MC =…

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Updated Oct 8, 2026

Fairfax County

Government Centers

Locations of the government centers within Fairfax County.

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Updated Oct 8, 2026

Fairfax County

Supervisor Offices

Locations of the Supervisor District offices within Fairfax County.

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Updated Oct 8, 2026

Prince William County

Stormwater Management Segments

This data layer contains line features representing the approximate location of storm water pipes and easements located within Prince William County, Virginia. It was created to provide basic information regarding storm…

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Updated Oct 11, 2026

Prince William County

Stormwater Management Structures

This data layer contains point features representing the approximate location of storm water structures located within Prince William County, Virginia. It was created to provide basic information regarding the type of…

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Updated Oct 11, 2026

Prince William County

Zoning Planned Districts

The Planned Districts layer shows the development landbays and master zoning plans for the mixed use planned zoning districts in Prince William County, There are 5 classes of planned zoning districts in the county: PBD…

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Updated Oct 11, 2026

Arlington County - GIS Portal

FEMA Flood Zone Polygons

A polygon feature class of Federal Emergency Management Agency (FEMA) flood hazard zones within Arlington County. The data depicts the inundation limits representing flood risk information and supporting data. The…

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Updated Nov 2, 2026

Prince William County

Planning Pending Cases

The layer tracks all agricultural and forestal, proffer amendments, rezonings, and special use permit land development cases that have been accepted by the Land Use Review division. Also on the layer are public facility…

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Updated Oct 11, 2026

Arlington County - GIS Portal

Census 2020 Tract Polygons

This layer presents the 2020 Census tract boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2020 TIGER FGDB . Contact: Department of Environmental Services Data…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Census 2020 Blockgroup Polygons

This layer presents the 2020 Census block group boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2020 TIGER FGDB . Contact: Department of Environmental Services Data…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Census 2020 Block Polygons

This layer presents the 2020 Census block boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2020 TIGER FGDB . Contact: Department of Environmental Services Data…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Census 2010 Tract Polygons

This layer presents the 2010 Census tract boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2010 Cartographic Boundary Files . Contact: Department of Environmental Services…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Census 2010 Blockgroup Polygons

This layer presents the 2010 Census block group boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2010 Cartographic Boundary Files . Contact: Department of Environmental…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Census 2010 Block Polygons

This layer presents the 2010 Census block boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2010 Cartographic Boundary Files . Contact: Department of Environmental Services…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Census 2000 Tract Polygons

This layer presents the 2000 Census tract boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2000 Cartographic Boundary Files . Contact: Department of Environmental Services…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Census 2000 Blockgroup Polygons

This layer presents the 2000 Census block group boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2000 Cartographic Boundary Files . Contact: Department of Environmental…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Census 2000 Block Polygons

This layer presents the 2000 Census block boundaries for Arlington County. The geography and attributes were sourced from US Census Bureau 2000 Cartographic Boundary Files . Contact: Department of Environmental Services…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Water Meter Box

Locations of water meter boxes in Arlington County. Water meter boxes are below-ground enclosures that house a water meter, shut-off valves, and other related components. Information associated with meter box includes…

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Updated Nov 2, 2026

Arlington County - GIS Portal

Vulnerability Index

Demographic vulnerability data at the census tract level within Arlington County. It is calculated using values from the American Community Survey (ACS) demographics. The data includes a number of components that make…

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Updated Nov 2, 2026