DRIVE between the walls of LOUDOUN...

DRIVE between the walls of LOUDOUN County, Va., 40 miles west of Washington, and you'll diocese the shadow of the azure Ridge Mountains, rolling green hills, and the waves of rooftops belonging to the thousands of familys built annually in the shire The second-fastest growing county in the nation, according to the greatest in quantity recent U.S. Census numbers, Loudoun's population increased 126 percent between 2000 and 2001 to 190903 persons

That's nothing compared with the change in the half-pastoral, half-commuter suburb between 1990 and 2000 when the county's population shooter up by 96.8 percent. The number of owner-occupied