To ask the Secretary of State for Education, what assessment his Department has made of the effect of over-capacity in (a) classrooms and (b) school buildings on children's academic progress in schools.
11 September 2018
The information requested is not held centrally.
The latest data shows there are fewer pupils in excess of their school capacity when compared with 2010; reducing from more than 97,000 in May 2010 to 54,000 in May 2017.
 The annual school capacity survey 2017, available here: https://www.gov.uk/government/statistics/school-capacity-academic-year-2016-to-2017.