Peakhurst Heights lies approximately 22 km south of the Sydney central business district, and driving via Forest Road takes around 25 to 30 minutes in regular traffic.
The suburb recorded a population of 2,524 at the 2021 census, reflecting an established small community within the St George region.
Most residents were born in Australia (77.4 per cent), with smaller proportions from China, Greece, England, New Zealand and Italy.
English is spoken at home by 71.9 per cent, followed by Greek, Arabic, Mandarin, Cantonese and Macedonian.
Catholicism (28 per cent), no religion (23.9 per cent), Anglican (13.7 per cent) and Orthodox Christianity (12.6 per cent) feature among the most common religious affiliations.
Peakhurst Heights became a distinct suburb in 1995, having previously been part of Peakhurst.
Public transport includes multiple local bus routes, such as the 942 and 944, with the nearest train stations at Riverwood and Mortdale requiring approximately 27 to 38 minutes on foot.
A small commercial strip sits on Pindari Road, offering shops and cafés, while more extensive services lie in nearby suburbs.
Recreational spaces include Gannons Park in the north‑west and Hurstville Golf Course along the eastern border, offering green and sporting opportunities.
Peakhurst Heights is bordered by Boggywell Creek and Lime Kiln Bay, forming part of the Georges River foreshore and contributing to its leafy character.
The average resident age is around 44 years, and housing predominantly consists of separate houses, with environmental living zones dominating land use.
Median monthly mortgage repayments sit close to $2,392, and median weekly rental payments are around $250.
Peakhurst Heights exhibits a high average length of residency—nearly 21 years—making it one of Sydney’s most tightly held suburbs, reflecting strong neighbourhood stability.