8/4 William Street, Brookvale NSW 2100
No flood or bushfire hazard flagged
Council zone: Business Development
Property values
Median sale price across Brookvale's postcode area
Postcode-area median — NSW figures are reported by postcode, so this covers Brookvale and nearby suburbs sharing its postcode. Not a valuation of this specific property. Source: NSW DCJ Rent and Sales Report — sales tables (postcode).
Crime
Reported offences around Northern Beaches
Reported offences in the Northern Beaches council area over time
Development in the area
New dwellings approved across Northern Beaches council
New dwellings approved in the 12 months to May 2026, across the whole Northern Beaches council area (not just this address). Source: ABS Building Approvals.
Who lives here
40.4% of Brookvale’s 3,389 residents were born overseas
Top ancestries
Top countries of birth
Suburb-level profile for Brookvale, not this specific address. Ancestry counts people reporting each ancestry (up to two each), as a share of responses. Source: ABS 2021 Census.
A note on insurance. This is government flood and bushfire mapping — the public data that insurers’ databases (NFID) are built from. Insurers price using proprietary, address-level models (and Bushfire Attack Level for bushfire), so use this to inform an insurance quote, not replace one.
Indicative only — verify with the relevant council or department before relying on it. Sources: NSW Department of Planning (land zoning & flood-planning overlays), NSW Rural Fire Service (bushfire-prone land), NSW Department of Education (school catchments), NSW BOCSAR (crime), Geoscape G-NAF (addresses).