Side by sideSuburb comparison

Hornsby vs Thornleigh.

Suburb-to-suburb comparison across price, growth, lifestyle, schools and risk.

Hornsby scores higher on walkability (100/100 vs 34/100 ), useful if you're optimising for a car-light household. On school quality, the average ICSEA across schools serving Thornleigh (1139) sits above Hornsby (1126). Thornleigh skews owner-occupied (75%), Hornsby runs more rental-dense (55% 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

Thornleigh edges out on average school ICSEA (1139 vs 1126). Thornleigh also has a higher family-household share (82% vs 70%), so the catchment community skews family-heavy.

Common questionsHornsby vs Thornleigh

Common questions

Does Hornsby or Thornleigh have better schools?

On average school ICSEA (the ACARA index that benchmarks educational advantage), Thornleigh scores 1139 vs 1126 in Hornsby. 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, Hornsby or Thornleigh?

Hornsby scores 100/100 on walkability vs 34/100. 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

Hornsby
Metric
Thornleigh

Price & Market

Median house
Median unit
+0.0%
Annual growth (house)
+0.0%
Days on market

Rental

$460/wk
Rent (house / wk)
$520/wk
$440/wk
Rent (unit / wk)
$530/wk
55.0%
Owner occupied
75.0%
43.0%
Renter occupied
23.0%

Lifestyle & Demographics

100
Walk score
34
90
Transit score
0
100
Bike score
45
22,462
Population
8,898
38
Median age
40

Risk & Hazard

Flood class
Bushfire risk

Schools

20
Schools nearby
20
1126
Avg ICSEA
1139

Climate

1302 mm
Annual rainfall
1302 mm
26.0°C
Mean max (Jan)
26.0°C

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