Trilogy® at Lake Frederick is an active-adult community in Northern Virginia with a focus on appreciating the good things in life, whether that’s enjoying the great outdoors, staying healthy and fit through exercise or enjoying fine food and wine with friends. Nestled in the picturesque Shenandoah Valley just 90 minutes from Washington, D.C., the community is centered around the picturesque 117-acre Lake Frederick. “Today’s older adults aren’t looking to retire, per se,” explained Jason King, General Manager of Trilogy at Lake Frederick developer Shea Homes, who is based in the area. Sales and Construction: Shea Homes Limited Partnership (#2705152813). Homes at Trilogy at Lake Frederick are intended for occupancy by at least one person 55 years or older, with certain exceptions for younger persons as provided by law and the governing covenants, conditions and restrictions.