Blewitt Springs SA

Postcode 5171 · Onkaparinga LGA

Blewitt Springs is a quiet locality in South Australia within the Onkaparinga local government area (postcode 5171). With a population of 346, the suburb has a mature demographic with a median age of 49. Households earn a median income of $107K per year, with an average household size of 2.6 people. The most common occupations are professionals, managers, technicians & trades. The top ancestries reported are Australian, English, German.

The current median weekly rent is $680. The median monthly mortgage repayment is $2,000.

The crime rate in the Onkaparinga LGA is below average at 2,023 incidents per 100,000 population.

SEIFA INDEX (ABS)
Advantage9/10
Education8/10
Economic8/10
Disadvantage8/10
MEDIAN RENT /WK
$205
POPULATION
346
DEMOGRAPHICS
Median Age49
Household Size2.6
HH Income /wk$2,050
Personal Income /wk$767
Mortgage /mth$2,000
CRIME (Onkaparinga LGA)
Crime Rate (per 100k)2,023
Total Incidents7
Data: 2024-25