Kent Walthamstow Hall Walthamstow Hall is an independent day school for girls aged 3 to 18. Day Girls Pre-Prep Prep Senior 400 to 700 pupils Contact Details Hollybush Lane, Sevenoaks, Kent, TN13 3UL www.walthamstow-hall.co.uk More pre-prep and prep schools in Kent Ashford School Babington House School Kent College View more Kent schools. More senior schools in Kent Ashford School Babington House School Kent College Tonbridge School View more Kent schools.