[6] Earlier moves by the local authority in Leicestershire had seen the introduction of two-tier secondary schools for students aged 11 to 14, and 14 to 18 as early as the late 1950s.
[7] The 1964 Act was followed in July 1965 by Circular 10/65 from the then Labour government requesting that local education authorities put forward plans to introduce comprehensive schools in their areas.
[10] The law required that all schools were classified as either primary or secondary depending on the age range of students.
[11] Issues of falling rolls, and queries raised about the academic progress of students in three-tier systems led to further closures.
Following consultation in the summer of 2009 the authority intended to re-introduce two-tier provision from 2013, closing all middle schools by 2015.
[16] In July 2015, the borough council announced its intention to support schools in the introduction of a borough-wide move to two-tier provision.
[21] Northumberland County Council began a process of closing middle schools across the authority in 2006.
Many authorities in regions of England previously had middle schools, with either local areas or whole counties since reverting to the more traditional two-tier model.
Leicestershire had a number of middle schools which covered the 10-14 age range, alongside others which were for Key Stage 3 students (11-14).
[25] West Sussex closed middle schools in Crawley in 2004, Adur in 2007, Midhurst & Petworth in 2009 and Worthing in 2015.
[25] Aldridge-Brownhills, Staffordshire (now West Midlands) - includes the towns of Aldridge and Brownhills as well as the villages of Pelsall and Streetly.
[99] Bewdley and Kidderminster, Worcestershire - adopted 9–13 middle schools in 1972, and the whole area retained this system after 1974 when the two boroughs merged to form Wyre Forest district council.
[32] Halesowen, West Midlands (formerly Worcestershire) - adopted 9–13 middle schools in 1972 and retained this system after 1974 when the town was absorbed into the borough of Dudley (see above) along with Stourbridge (which, along with Kingswinford, always used the traditional age ranges).
Was one of the first local authorities to abolish middle schools when in 1982 the traditional age ranges were re-established.
Northern Warwickshire (the area covered by the boroughs of North Warwickshire, Nuneaton and Bedworth and Rugby – adopted 5–8 first schools and 8–12 middle schools in 1972 and retained this system until 1996, when it reverted to the traditional ages of transfer (which had always applied in the south of the county).