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Find a Commonwealth ResourceLoudoun County
More Metadata The data set identifies the Historic Overlay Districts (HODs) of the Loudoun County Zoning Ordinance, approved in December 2023. The term "Historic Overlay District" includes, without limitation, the…
Updated Oct 10, 2026
Loudoun County
More Metadata The data set of water wells and pollution sources in the county that have been identified and assigned a unique SITE-ID number. Drain fields are independent, private sewage disposal systems denoted with…
Updated Oct 10, 2026
Loudoun County
More Metadata This Water Well layer was created in March 2010 to provide an easily accessiable spatial database of water wells only. It also provides additional attribute information on Status, Depth, etc. The original…
Updated Oct 10, 2026
Loudoun County
Parcels owned by Loudoun County, Virginia
Updated Oct 10, 2026
Loudoun County
This point feature class contains all the identified Loudoun County Park and Ride vehicle lots according to the Loudoun County Office of Transportation and Capital Infrastructure. Update Frequency: As needed
Updated Oct 10, 2026
Loudoun County
More Metadata Forest tracts is a base map data layer derived by automated processes and processed for cartographic representation at 1:2400 scale. The polygon features represent the areas of forest or scrub cover…
Updated Oct 10, 2026
Loudoun County
More Metadata Major Power Lines are used to show the spatial location of major high tension overhead power lines in Loudoun County, VA. This feature class/shapefile is for the Homeland Infrastructure Foundation Level…
Updated Oct 10, 2026
Loudoun County
More Metadata Data updated daily. A parcel is a tract or plot of land surveyed and defined by legal ownership. Data were compiled from plats and deeds recorded at the Clerk of the Court and from historic tax maps.…
Updated Oct 10, 2026
Loudoun County
See Metadata ZOAM-2020-0002, Prime Agricultural Soils and Cluster Subdivision was adopted in June 2024, with an effective date of March 12, 2025, resulted in the amendment ordinances and revised regulations to improved…
Updated Oct 10, 2026
Loudoun County
More Metadata The Reservoir Protection Zones have been implemented to increase reservoir protection and overall drinking water quality. Reservoir Protection Zones are areas, as defined in the Facilities Standards Manual…
Updated Oct 10, 2026
Loudoun County
More Metadata Planar Index of Loudoun County is used primarily for locator reference and establishes the first 3 digits in the MCPI number for parcels. This information can also be known as Map, Sheet, or Tile number in…
Updated Oct 10, 2026
Loudoun County
More Metadata The Limestone Overlay District (LOD) is a zoning overlay district adopted by the Loudoun County Board of Supervisors on 2/17/2010 and administered by the Loudoun County Department of Building and…
Updated Oct 10, 2026
Loudoun County
More Metadata Maintenance and Update Frequency: Floodplain boundaries are updated by Building and Development staff as detailed floodplain studies are submitted and floodplain alterations are approved and structures are…
Updated Oct 10, 2026
Loudoun County
More Metadata The zoning layer constitutes the official zoning map for Loudoun County and is a component of the official zoning ordinance. It reflects expiration of grandfathering provisions of the 1972 Zoning Ordinance…
Updated Oct 10, 2026
Loudoun County
More Metadata This layer contains the geographical boundaries of the Metropolitan Washington Council of Government's Traffic Analysis Zones (TAZ) of Loudoun County, Virginia. TAZs are designed to be relatively…
Updated Oct 10, 2026
Loudoun County
DATA MAINTENANCE / UPDATE FREQUENCY: ANNUALLY - DATA LAST UPDATED BASED ON 2023 IMAGERY More Metadata Tree Points are a base map data layer derived by automated processes and processed for cartographic representation at…
Updated Oct 10, 2026
Loudoun County
More Metadata This layer identifies the Legacy Route 28 Optional Overlay Districts in Eastern Loudoun County. The districts provide additional development options for the properties mapped as specified in Article 4…
Updated Oct 10, 2026
Loudoun County
River and Stream Corridor Resources (RSCR) is a part of the Natural and Environmental Resources chapter of the new Loudoun County Zoning Ordinance adopted on Dec 13, 2023. The River and Stream Corridor Resources is…
Updated Oct 10, 2026
Loudoun County
Revitalization Areas identify those portions of Loudoun County, specifically the entire Suburban Policy Area & a portion of the Leesburg Joint Land Management Area, where residential developers can receive tax…
Updated Oct 10, 2026
Loudoun County
More Metadata Data updated daily. Address points mark the location of each addressable structure and its access point. The access point is the place where a driveway intersects the road. The building point is where the…
Updated Oct 10, 2026
