The school's original site contained 36,952 square feet and was purchased at a cost of $15,187.50. With the passage of an act of the 55th Congress, approved March 3, 1899, the school first bore the name Manual Training School No. 2, later changed to Armstrong Manual Training School. Designed for African-American students, it was one of the city's two segregated manual training schools, the other one being
William McKinley Manual Training School (Manual Training School No. 1) for white students. It was named in honor of
Union brevet Brigadier General
Samuel C. Armstrong who became an educator. On October 24, 1902, Dr.
Booker T. Washington made the principal address at the dedication ceremony. The school is located on P Street, between First and Third Streets, Northwest. In 1918, the school was used as a hospital for African-American influenza patients. The Armstrong High Annex was dedicated on April 24, 1927. Chief Justice
Walter I. McCoy of the District Supreme Court presided at the formal dedication. Proctor L. Dougherty, president of the board of District Commissioners made the presentation on behalf of the Commissioners. Addresses of acceptance were made by Charles F. Carusi, president of the Board of Education; Dr.
Frank W. Ballou, Superintendent of Schools, and Garnet C. Wilkinson, Assistant Superintendent. Professor
Dwight O. W. Holmes, dean of the college of education, Howard University, delivered an address on "The Citizenry and The Schools. Armstrong High School discontinued operating as a high school in 1958. The building served as Veterans High School, between 1958 and 1964. In 1964, it has served as the Armstrong Adult Education Center. The Dorothy Height Charter School operated in the building until its charter was revoked in 2015. The building was placed on the
National Register of Historic Places in 1996. It is currently functioning as an elementary public charter school under the name Friendship Armstrong Academy. == Architecture ==