Data Catalog

• County

  Airport Impact Overlay District

  Loudoun County, Virginia —

  The AIOD is administered by Loudoun County. The boundaries are based on the Loudness Day Night (LDN) noise contours that were updated by the Metropolitan Area...

  • HTML
  • ArcGIS GeoServices REST API
• County

  Loudoun Metrorail Track

  Loudoun County, Virginia —

  More MetadataDISCLAIMER** These track data are for illustrative purposes only. The 11.5 mile Phase 2 track data and the maintenance track extension were extracted...

  • HTML
  • ArcGIS GeoServices REST API
  • CSV
  • GeoJSON
  • ZIP
  • KML
• County

  Loudoun Metrorail Stations

  Loudoun County, Virginia —

  More MetadataDISCLAIMER** These station data are for illustrative purposes only and were were extracted from the latest proposed data provided by MWAA to the Loudoun...

  • HTML
  • ArcGIS GeoServices REST API
  • CSV
  • GeoJSON
  • ZIP
  • KML

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