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Loudoun County Boundary
More Metadata Loudoun County was founded in 1757. Loudoun's boundary with Maryland is the mean low water mark of the Potomac River on the Virginia side; it has not been... -
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... -
VA House Districts in Loudoun
More Metadata This layer represents the Virginia House districts that are within Loudoun County. Virginia House districts represent the area that each elected member of the... -
Loudoun Historic Districts
More Metadata The data set identifies the six county-administered Historic and Cultural Conservation District areas within Loudoun County. The County-designated districts... -
Chesapeake Bay Preservation Act
Areas within the City that come under the purview of the Chesapeake Bay Preservation Act. Maintained by the Planning Department. -
Birth Rates
Layers in this service includes: Birth, Cancer, Hospitalization Discharge, Mortality and STI Rates, as well as Demographics. -
Loudoun 2020 Census Block Groups DLS Adjusted
Loudoun County 2020 Census Block Groups as adjusted by the Virginia Division of Legislative ServicesThe United States decennial census is the primary data source on population,... -
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,... -
Fire Protection Districts
Download In State Plane Projection Here. Fire district boundaries are based on legal documents filed in the office of the Recorder of Deeds and on court orders. Mapping is... -
Level of Service
Level of service is updated at the end of March, June, September and December, Approved (by council or admin approval) residential site plans, subdivisions and use permits are... -
Loudoun Miscellaneous Cultural Points
Metadata Miscellaneous cultural points are a base map data layer derived by automated processes and processed for cartographic representation at 1:2400 scale. The point... -
Loudoun Street Centerline
More Metadata Street centerline was originally developed from the road features on the County's 1:2400 base map. Both address range and a link to street names are included as... -
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... -
Loudoun Land Use Existing Parcels
More Metadata This layer identifies existing parcels within Loudoun County and their current Land Use. The existing structures data source is Loudoun County VA, Office of... -
Loudoun Miscellaneous Cultural Areas
Metadata Miscellaneous cultural areas are a base map data layer derived by automated processes and processed for cartographic representation at 1:2400 scale. These area... -
Loudoun Land Use Residential Communities
More Metadata This layer identifies existing residential projects/subdivisions within Loudoun County and their existing and potential residential development, including the... -
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... -
Streets
This set is for the open data group transportation and hosts the street centerlines. -
Elementary School Districts
Download In State Plane Projection Here. School district boundaries are based on legal documents filed in the office of the Recorder of Deeds and on court orders. Mapping is... -
Special Service Areas and Tax Increment Finance Areas
Download In State Plane Projection Here. SSA and TIF boundaries are based on legal documents filed in the office of the Recorder of Deeds and on court orders. Mapping is...