For 18 years before September 1990, Dudley had operated 5–8 first, 8–12 middle, and 12-16/18 secondary schools before then, while Halesowen (September 1972 until July 1982) and Aldridge-Brownhills (September 1972 until July 1986) had both operated 5–9 first, 9–13 middle and 13-16/18 secondary schools.
For 18 years before September 1990 Dudley had operated 5–8 first, 8–12 middle, and 12-16/18 secondary schools before then while Halesowen (September 1972 until July 1982) and Aldridge-Brownhills (September 1972 until July 1986) had both operated 5–9 first, 9–13 middle and 13-16/18 secondary schools.