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Loudoun County
Loudoun 2020 Census Towns
This GIS layer contains the geographical boundaries of the incorporated towns as of the 2020 Census.
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Updated Oct 10, 2026
Datasets
4,395 datasets
Loudoun County
Loudoun 2020 Census Designated Places
This GIS layer contains the geographical boundaries of the 2020 Census Designated Places (CDP) for Loudoun County, Virginia. CDPs are delineated to provide data for concentrations of population in unincorporated…
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Updated Oct 10, 2026
Loudoun County
Loudoun 2020 Census Blocks
This GIS layer contains the geographical boundaries of the 2020 census blocks for Loudoun County, Virginia. The 2020 Census block boundaries were used for statistical data collection and tabulation purposes for the 2020…
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Updated Oct 10, 2026
Loudoun County
Loudoun 2020 Census Tracts
This GIS layer contains the geographical boundaries of the 2020 census tracts for Loudoun County, Virginia. The 2020 Census tract boundaries are used for Census Bureau statistical data tabulation purposes, including the…
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Updated Oct 10, 2026
Loudoun County
Loudoun Planning Subareas
More Metadata The county is divided into subareas to facilitate planning services, demographic forecasting, capital facility planning, and service delivery. The subareas also differentiate communities of interest as…
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Updated Oct 10, 2026
Loudoun County
Loudoun Place Types
More Metadata This feature class contains the basic expected land uses, or place types, for specific areas for all of Loudoun County. The place type approach concentrates on the context of any area instead of typical…
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Updated Oct 10, 2026
Loudoun County
Loudoun Water Bodies
More Metadata Water Bodies are used for water supply planning, the administration of related zoning restrictions, and to locate water supplies in rural areas for fighting fires. Supplemental_Information: Data are stored…
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Updated Oct 10, 2026
Loudoun County
Loudoun Streams
More Metadata Drainage is a base map data layer derived by automated processes and processed for cartographic representation at 1:2400 scale. The line features represent the any visible surface drainage feature, natural…
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Updated Oct 10, 2026
Loudoun County
Loudoun Road Casings
More Metadata Road Casings are a base map data layer derived by automated processes and processed for cartographic representation at 1:2400 scale. Captured as polygons, these features represent roads, parking lots,…
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Updated Oct 10, 2026
Loudoun County
Loudoun Miscellaneous Cultural Arcs
Metadata Miscellaneous cultural arcs are a base map data layer derived by automated processes and processed for cartographic representation at 1:2400 scale. These line features represent the features that do not fall…
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Updated Oct 10, 2026
Loudoun County
Loudoun Buildings
More Metadata Building Footprints are a base map data layer derived by automated processes and processed for cartographic representation at 1:2400 scale. The polygon features represent the outlines of buildings and…
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Updated Oct 10, 2026
Loudoun County
Loudoun Town Boundaries
More Metadata The Commonwealth of Virginia grants certain powers to incorporated municipalities. There are seven towns in the County. Washington Dulles International Airport is also included due to its jurisdictional…
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Updated Oct 10, 2026
Loudoun County
Loudoun Stormwater Structures
The stormwater structures data is comprised of points (inlets, manholes, pipe ends, culvert ends, and control devices). The pipe and culvert point structures, typically one at each end of the pipe/culvert line, include…
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Updated Oct 10, 2026
Loudoun County
Loudoun Stormwater Pipes
The stormwater pipes and culverts data is comprised of lines. The pipes and culverts are the man-made structures composed of concrete, metal and plastic used to convey stormwater from catch basins and ponds to the…
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Updated Oct 10, 2026
Loudoun County
Loudoun Stormwater BMPs
The stormwater BMP data is comprised of points (dry ponds, wet ponds, underground detention, etc.). These points identify the general location of BMPs within Loudoun County, Virginia, and provide infomation about the…
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Updated Oct 10, 2026
Loudoun County
Loudoun Telecom Towers
More Metadata Telecommunication is used to show the existing telecommunication antenna sites in Loudoun County. The coverage includes antennas mounted on buildings as well as mounted on a tower or monopole. It can also…
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Updated Oct 10, 2026
Loudoun County
Loudoun Public Safety Stations
More Metadata This data set consists of point locations representing the building location of Public Safety structures in Loudoun County, VA. Types of structures included are: Fire and Rescue stations, Sheriff Stations,…
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Updated Oct 10, 2026
Loudoun County
Loudoun Pollution Sources
More Metadata This identifies pollution sources in the county that have been identified and assigned a unique SITE-ID number. The majority of pollution sources are individual sewage disposal (septic/drain field)…
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Updated Oct 10, 2026
Loudoun County
Loudoun Cemeteries
More Metadata Historic cemeteries and burial grounds are fragile, tangible heritage resources that connect residents and visitors to their Loudoun roots. As development projects have been approved in the county over the…
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Updated Oct 10, 2026
Loudoun County
Loudoun Election Districts 2011
More Metadata This data was produced in compliance with the constitution of the Commonwealth of Virginia and the Code of Virginia, which mandate that counties redraw their Board of Supervisor election districts based of…
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Updated Oct 10, 2026