Academy of the Holy Cross Aidan Montessori School Al-Huda School Alexandria Country Day School Archbishop Carroll High School Avalon School Barrie School BASIS Independent McLean Beauvoir, The National Cathedral Elementary School Bethany Lutheran Preschool & Elementary School Bishop Ireton High School Bishop McNamara High School Bishop O'Connell High School Blessed Sacrament School British School of Washington, D.C. Brookewood School Burgundy Farm Country Day School Capitol Hill Day School Charles E. Smith Jewish Day School - LOWER SCHOOL Charles E. Smith Jewish Day School- Upper School Christ Episcopal School - Rockville, MD Christian Family Montessori School Commonwealth Academy Concord Hill School Edlin School Edmund Burke School Episcopal High School Evergreen School - Rockville Campus Evergreen School - Silver Spring Campus Flint Hill School Forcey Christian School Friends Community School Georgetown Day School Georgetown Preparatory School Georgetown Visitation Preparatory School Gesher Jewish Day School Gonzaga College High School Gravitas Online Prep School: A Global Extension of The Stony Brook School Green Hedges School - Vienna, VA Guidepost Academy Virtual School Guidepost Montessori at Broadlands Guidepost Montessori at Chantilly Guidepost Montessori at West Alex Guidepost Montessori Virtual School Holton-Arms School Holy Trinity School Georgetown Immanuel Lutheran School - Alexandria, VA Kinhaven School Landon School Lowell School Maret School Melvin J. Berman Hebrew Academy Milton Gottesman Jewish Day School of the Nation's Capital Model Secondary School for the Deaf - MSSD Montessori School of Chevy Chase National Cathedral School National Presbyterian School Oakcrest School Oakland School and Camp Oneness-Family Montessori High School Oneness-Family Montessori School Oneness-Family Montessori School - Lower School Our Lady of Lourdes School Parkmont School Potomac School Reston Montessori School, VA Rochambeau - The French International School Saint Agnes Catholic School Saint Ann Catholic School - Arlington, VA Saint Charles Early Childhood Education Saint Francis International School Saint John Paul the Great Catholic High School Sandy Spring Friends School School For Friends Shaare Torah Early Childhood Center Sheridan School Sidwell Friends School St. Albans School St. Anselm's Abbey School St. Augustine Catholic School St. Elizabeth Catholic School - Rockville, MD St. Jane de Chantal School St. John the Evangelist School St. Johns College High School St. Louis Catholic School St. Patrick's Episcopal Day School St. Peter’s Catholic School St. Thomas More Cathedral School Stone Ridge School of the Sacred Heart Takoma Children's School Templeton Academy DC The Basilica School of Saint Mary The Congressional Schools of Virginia The Field School The Heights School The Howard Gardner School The Kiski School The Lab School of Washington, D.C. The Langley School The Madeira School The Montessori School of Washington, D.C. The New School of Northern Virginia The Nora School The Nysmith School The Primary Day School The River School The Siena School - Northern Virginia Campus The Siena School - Silver Spring Campus The Sycamore School The Woods Academy Trinity School at Meadow View Washington Episcopal School Washington International School Washington Latin Public Charter Schools - 2nd Street Families Washington Latin Public Charter Schools - The Anna Julia Cooper Campus Washington Waldorf School West Coast Centre for Learning Westminster School - Annandale, VA