Side by sideSuburb comparison

Blewitt Springs vs Onkaparinga Hills.

Suburb-to-suburb comparison across price, growth, lifestyle, schools and risk. Onkaparinga Hills edges out on more headline metrics in this comparison.

Onkaparinga Hills scores higher on walkability (0/100 vs 8/100 ), useful if you're optimising for a car-light household. On school quality, the average ICSEA across schools serving Blewitt Springs (990) sits above Onkaparinga Hills (971). Onkaparinga Hills skews owner-occupied (95%), Blewitt Springs runs more rental-dense (84% owner).

The takeWhich suburb suits which buyer

For buyers

We don't yet have verified suburb-level medians for one or both of these suburbs. Check the individual profiles for the data we do publish, and the methodology page for how we source it.

For investors

Rental or growth data is incomplete for one or both suburbs. Look at the full investor view on each suburb profile for a complete picture.

For families

Blewitt Springs edges out on average school ICSEA (990 vs 971).

Common questionsBlewitt Springs vs Onkaparinga Hills

Common questions

Does Blewitt Springs or Onkaparinga Hills have better schools?

On average school ICSEA (the ACARA index that benchmarks educational advantage), Blewitt Springs scores 990 vs 971 in Onkaparinga Hills. ICSEA is a school-community indicator, not a quality rating, so always check NAPLAN results and catchment boundaries for the specific address you're considering.

Which is more walkable, Blewitt Springs or Onkaparinga Hills?

Onkaparinga Hills scores 8/100 on walkability vs 0/100. Above 70 is considered very walkable (most errands on foot), 50-69 is walkable for some errands, below 50 typically requires a car for daily life.

The numbers behind the take

Blewitt Springs
Metric
Onkaparinga Hills

Price & Market

Median house
$996,750
Median unit
$205,920
+0.0%
Annual growth (house)
+23.8%
Days on market

Rental

$680/wk
Rent (house / wk)
$690/wk
$205/wk
Rent (unit / wk)
$385/wk
84.0%
Owner occupied
95.0%
12.0%
Renter occupied
4.0%

Lifestyle & Demographics

0
Walk score
8
0
Transit score
0
0
Bike score
100
346
Population
2,610
49
Median age
45

Risk & Hazard

Flood class
Bushfire risk

Schools

20
Schools nearby
20
990
Avg ICSEA
971

Climate

448 mm
Annual rainfall
448 mm
27.9°C
Mean max (Jan)
27.9°C

Green dot = better on that metric (lower price, higher growth, higher walkability, lower risk).