The first detailed map of Loudoun County -- or of any part of the Virginia Piedmont or Northern Virginia -- was surveyed and drawn by Yardley Taylor in 1852-53. Taylor's 36-by-51-inch "Map of ...

Shortly after digitizing and automating our mapping system, our GIS model saved Loudoun approximately $700,000 in the site selection of a new landfill, according to a U.S. Geological Survey study.

LOUDOUN COUNTY, Va. (DC News Now) — Loudoun County has a new online mapping tool that makes it easier for pet parents to search for veterinary clinics, pet-friendly parks, restaurants and ...

This week the county unveiled an interactive historic cemeteries map, which charts historic cemeteries and burial grounds and provides background information. “We managed to identify 212 ...

Loudoun County zoning rules preclude building homes in areas where noise is loudest, and maps depict areas where airport noise would affect homeowners. The maps of airport noise surrounding Dulles ...