Sidwell Friends School is located in Washington, DC. The organization was established in 1938. According to its NTEE Classification (B20) the organization is classified as: Elementary & Secondary Schools, under the broad grouping of Education and related organizations. This organization is an independent organization and not affiliated with a larger national or regional group of organizations. Sidwell Friends School is a 501(c)(3) and as such, is described as a "Charitable or Religous organization or a private foundation" by the IRS.