Postcode · South Australia · 2025-26
Crime in postcode 5173
Postcode 5173 covers Aldinga, Aldinga Beach and Port Willunga in South Australia. Police publish crime figures by council area, not by postcode, so this page shows the council area the postcode falls in: Onkaparinga.
Suburbs in 5173
Recorded crime in the council area
Onkaparinga
Moderate193 of 362 nationally · 20 of 69 in SA · 184,827 residents
- Violent 1,148 per 100k
▲ +8% vs five years earlier
- Property 3,213 per 100k
▼ -15% vs five years earlier
- Break-ins 380 per 100k
▼ -33% vs five years earlier
Recorded offences per 100,000 residents, 2025-26. Covers Aldinga, Aldinga Beach, Port Willunga in postcode 5173.
The Crime Score (0 to 100) ranks each council's three-year offence rates against every Australian council, weighted towards serious offences; 50 is the national middle. It describes recorded crime, not personal risk. See the council rankings.
Questions about postcode 5173
What is the crime rate in postcode 5173?
Recorded crime is published for the Onkaparinga council area, which covers postcode 5173. In 2025-26 it recorded 1,148 violent offences, 3,213 property offences and 380 break-ins per 100,000 residents.
How does postcode 5173 compare with the rest of Australia?
The Onkaparinga council area's violent crime rate is 10% below the national rate and 12% below the South Australia rate (1,148 against 1,280 nationally, 2025-26). Its Crime Score of 47 ranks 193 of 362 councils nationally, where 1 is the highest recorded crime.
Which suburbs are in postcode 5173?
Aldinga, Aldinga Beach and Port Willunga.
Where do these figures come from?
Offence counts come from South Australia's official police or crime statistics agency, standardised to national offence categories; rates use ABS estimated resident population. Figures describe recorded offences, not personal risk, and recording practices differ between states.
Nearby postcodes
- 5166 O'Sullivan Beach
- 5167 Port Noarlunga
- 5168 Noarlunga Centre
- 5169 Moana
- 5170 Maslin Beach
- 5171 Blewitt Springs
- 5172 Hope Forest
- 5174 Sellicks Beach
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