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.

The spring Loudoun Farm Tour is May 17 and 18, with 36 western Loudoun County, Virginia, farms participating this year. Click to toggle navigation menu. ... A map of farms is available online.