Frederick County, Maryland Frederick County, Maryland Frederick County is located in the northern part of the U.S. state of Maryland. As of the 2010 U.S. Census, the population was 240,336. The county seat is Frederick. Frederick County is included in the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area. Like other outlying sections of the Washington metropolitan area, Frederick County has experienced a rapid population increase in recent years. It borders the southern border of Pennsylvania and the northeastern border of Virginia. The county is home to Catoctin Mountain Park (encompassing the presidential retreat Camp David) and to the U.S. Army's Fort Detrick. It has also
Girl Scout Council of the Nation's Capital Frederick County, Maryland merged into GSCNC. In October 2009, Shawnee Council with 5,000 members and 491 troops in 14 counties, merged into GSCNC. In 2012, Girl Scouts celebrated its 100th anniversary. A Sing-Along, in Girl Scout tradition, was held on the National Mall in Washington, DC. In 2017, 188 girls, earned the Gold Award, the highest level of achievement for a Girl Scout. In 2010, Girl Scouts sold over 4.7 million boxes of Girl Scout Cookies. Other programs include: Congressional Aide internships, Girl Scout Day at the National Air and Space Museum, DC Step Showcase, a Girl Scout performance of