5 with $122,394, while the second through fourth counties were in California. Loudoun's high income levels are driven largely by the government and government contracting, defense and tech industries. In the Washington region, Loudoun has the highest household income distribution over $150,000 at 46.4 percent.

Today, Loudoun County is a growing, dynamic county of over 400,000 people. Loudoun is known for its beautiful scenery, rich history, healthy diversity of expanding business opportunities, comfortable neighborhoods, and high quality public services.

The home of Dulles International Airport, Loudoun has established a reputation as an international center for technology, communications and transportation. Bordered by the Blue Ridge Mountains and Potomac River, Loudoun is widely known for its beautiful scenery, rich history and strong sense of community.

Sterling is a city in Loudoun County, Virginia, just south of Washington, DC. The town is located on Interstate 66 and is approximately 3 miles south of the city of Leesburg and 20 miles north of the city of Alexandria.