[2] The increase in settlers led to the construction of a Methodist church on the corner of Yan Yean Road and Chapel Lane, which was opened in 1862.

[2] The Doreen name comes from John Gavan Duffy, the Victorian Postmaster-General and a member of the Legislative Assembly.

[2] Hazel Glen Common School (currently Doreen Primary) was later built by the local community and was completed in 1867.

The five most common international birth countries were: As of August 2018, there are currently six schools housed within the suburb of Doreen.

Doreen is unusual in that it can be divided into two smaller areas, with Yan Yean Road being the divider; Residential development is of two kinds: Doreen is very green and quite hilly and is surrounded by the foothills of the Yarra Ranges to the east and north and the forested banks of the Plenty River to the west.