3 Harmon Street, Seaford Heights SA 5169
Seaford Heights report
Council zone: Master Planned Neighbourhood
Crime
Reported offences around Onkaparinga
Reported offences in the Onkaparinga council area over time
Development in the area
New dwellings approved across Onkaparinga council
New dwellings approved in the 12 months to May 2026, across the whole Onkaparinga council area (not just this address). Source: ABS Building Approvals.
Who lives here
26.4% of Seaford Heights’s 1,079 residents were born overseas
Top ancestries
Top countries of birth
Suburb-level profile for Seaford Heights, 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: SA Planning & Design Code (land zoning), SA Department for Education (school details), South Australia Police (crime), Geoscape G-NAF (addresses).