South East London Eltham College Eltham College is an independent day school for boys and girls aged 7 to 18. Day Boys Girls Prep Senior Over 1,000 pupils Contact Details Grove Park Road, London, SE9 4QF www.elthamcollege.london More pre-prep and prep schools in South East London Alleyn's School Sydenham High School View more South East London schools. More senior schools in South East London Alleyn's School Sydenham High School View more South East London schools.