The first graduating class, in 1926, had only four members. However, population growth in the school area soon led to serious overcrowding at the First Avenue Building. Additional classes were held in the Old Town Hall, a frame building adjacent to the school. Other classes were also held in a new community hall built by the Masonic Lodge. Land located on Baltimore and Annapolis Boulevard, on the outskirts of the town of Glen Burnie, was purchased by the Anne Arundel County Board of Education from Curtis Creek Mining and Manufacturing Company. Subsequent purchases of smaller parcels of land brought the total area to . School construction began in 1931, and the present Old Main Building was ready for occupancy in October 1932. Total construction cost was $164,200.