Should think it very unusual to open a school in a former isolation hospital as per the quote in the previous post. These are the details from British History Online about Hastings Road school - successor to Hawthorn Road school. Viv.
HASTINGS ROAD COUNTY PRIMARY SCHOOL, Erdington. Hastings Rd. Council Sch. opened 1926, by Birm. C.B.C. Accom. 400 I. New I block, accom. 400, opened 1927 and first block used for JM. Third block (accom. 440 JG) opened 1928 and first block used for SM. 5 huts provided 1930 and SM dept. divided into SB, SG. S depts. became separate schs. 1945. JG dept. reorganized 1954 for JM in former I block. I dept. transferred to huts. Accom. 1961: 14 classrooms, 2 halls, play room.