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 ...

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 lodging services. News.