Boya's postcode is 6056. Boya is a suburb of Perth,
Western Australia and is about 19 kms east-
northeast of WA's capital city of Perth. In the 2011
Australian census the population of Boya was 639
when there were 317 Females and 322 Males living
there.
Boya is a locality on the Darling Scarp, in the Shire
of Mundaring, Western Australia. On the south
side of Greenmount Hill, and just west of
Darlington.