Colliers Wood is an area in south west London, England, in the London Borough of Merton. It is a mostly residential area, but has a busy high street around Colliers Wood tube station on London Underground's Northern line. The high street is part of the A24, a major road route roughly following the Northern Line, running from London through Tooting and other areas. The Colliers Wood ward had a population of 10,712 in 2011.