How many new dwellings were approved in Onkaparinga?

Onkaparinga approved 1,284 new residential dwellings in the 12 months to Jun 2026 — up 44% on the prior 12 months. That breaks down as 790 houses and 494 units (townhouses and apartments).

Is there a lot of development in Onkaparinga?

By dwelling approvals over the last 12 months, Onkaparinga ranks #47 of 542 council areas. Building approvals are a leading indicator of new housing supply.

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Building approvals in Onkaparinga

New residential dwellings approved in the Onkaparinga council area, from Australian Bureau of Statistics data. Showing the 12 months to Jun 2026 and the trend over time.

1,284

dwellings (last 12 mo)

790

houses

494

units

#47

of councils, by volume

+44%

vs prior 12 months

Dwellings approved over time

Rolling 12-month total of dwellings approved — the supply trend for Onkaparinga, smoothing out the month-to-month noise.

Crime in OnkaparingaSee reported offences and the long-run trend for this council.

Suburbs in Onkaparinga

Flood and bushfire exposure, crime, school catchments and zoning for each suburb in this council area.

Morphett Vale Aldinga Beach Happy Valley Aberfoyle Park Woodcroft Flagstaff Hill Christies Beach Christie Downs Mclaren Vale Hackham Seaford Seaford Rise Reynella Seaford Meadows Old Reynella Moana Noarlunga Downs Port Noarlunga South Huntfield Heights Sellicks Beach Woodside Port Noarlunga Hackham West Lonsdale Seaford Heights Willunga O'Halloran Hill Port Willunga Onkaparinga Hills O'Sullivan Beach Reynella East Old Noarlunga Maslin Beach Mclaren Flat Darlington Kersbrook Aldinga Oakbank Noarlunga Centre Kangarilla Gumeracha Myponga Onkaparinga Heights Clarendon Heathfield Norton Summit Charleston Chandlers Hill Lenswood Houghton Sellicks Hill Ashton Cherry Gardens Humbug Scrub Carey Gully Forreston Willunga South Blewitt Springs Cudlee Creek Basket Range Paracombe Piccadilly Ironbank Whites Valley Forest Range Inglewood Coromandel East Mount George Verdun Bradbury Kuitpo Yattalunga Scott Creek Tatachilla Kenton Valley Mount Crawford Cromer Jupiter Creek Mount Jagged Hindmarsh Tiers Pages Flat Longwood Lower Hermitage Yundi Pewsey Vale Prospect Hill Paechtown Cherryville Flaxley The Range Sampson Flat Mosquito Hill Hope Forest Willunga Hill Green Hills Range Marble Hill

Dwelling units approved (new residential), for the whole council area — a planning-stage indicator, not completed homes, and lumpy month to month. Units = townhouses and apartments. Source: Australian Bureau of Statistics, Building Approvals (CC BY 4.0).