Proposals to increase the size of four schools will be examined by councillors this evening.
Harrow Borough Council's planning committee will look at the plans for the schools as part of the authority’s expansion programme to provide thousands of extra school places.
The site due to have building work are Cannon Lane school, in Pinner, Shaftesbury School, in Harrow Weald, Whitchurch School, in Stanmore and Norbury School in Harrow.
Earlier this year three other schools were given the go ahead by councillors to help the borough cope with the rising demand in the years to come.
The meeting will take place at 6.30pm at the civic centre in Station Road.