Helena Valley, Western Australia
Perth, Western Australia
|Population||2,724 (2006 census)|
|LGA(s)||Shire of Mundaring|
The river valley is the centre of the catchment of the Helena River and extends from the edge of the Darling Scarp where Boya, Gooseberry Hill and Helena Valley define the 'mouth' of the valley that opens to the Swan Coastal Plain, east and south east past Mundaring Weir and Lake C.Y. O'Connor to its origins in the region of Mount Dale.
The locality is within the Shire of Mundaring, situated just south west of Boya and Greenmount Hill, 5 kilometres from Midland. It consists of many rural houses, but also contains six estates, and a shopping centre located in one of the estates. is located at the base of Greenmount Hill.
The locality has been subject to a number of developments that were divisive in their planning and implementation - somewhat similar to Smith's beach - where public perceptions of the local government and state planning review processes eventually giving away to the developers wishes 
- Australian Bureau of Statistics (25 October 2007). "Helena Valley (State Suburb)". 2006 Census QuickStats. Retrieved 2008-10-05.
- Great Gardens Soil Profile
- http://www.helenavalley.wa.edu.au/ Helena Valley Primary School
- http://www.cedarwoods.com.au/Investors/Announcements/ASX-Announcements/Cedar-Woods--Hazelmere-Acqusition.aspx Cedar Woods has undertaken extensive development throughout Helena Valley over a number of years and the success of its developments within this locality augurs well for the Bushmead site - conceals a complex history of responses to the various stages of development
- Elliot, Ian (1983). Mundaring - A History of the Shire (2nd ed.). Mundaring: Mundaring Shire. ISBN 0-9592776-0-9.
- Spillman, Ken (2003). Life was meant to be here: community and local government in the Shire of Mundaring. Mundaring: Mundaring Shire. ISBN 0-9592776-3-3.
- James Drummond, noted botanist after which the street Drummond Gardens is named.