Diamond Valley College serves an area which stretches from the rural communities of Yarrambat, Arthurs Creek, Strathewen Kinglake, St Andrews and Panton Hill to the residential areas of Hurstbridge, Wattle Glen, Kangaroo Ground and Diamond Creek.

The school is located in close proximity to Melbourne's public transport system, being a short walking distance from Diamond Creek railway station and bus stops serviced by the route 580.

During 2002 the College Council made the decision to build a VCE Centre which recognizes the particular study and organizational needs of students in the Senior Sub-School.

2006 saw the completion of $350,000 modifications to open up more space in the library resource centre, art studios and technology workshops.

During 2006 the college went through the process of installing $100,000 of new computer equipment and higher speed infrastructure to improve student access on and off campus.