Thornhill Park, VIC
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 3,066
- Median age
- 29
- Household income
- $2,005/wk
- Owner-occupied
- 72%
- Renting
- 25%
- Socio-economic advantage
- Decile 6/10 in VIC
- Nearest train station
- Cobblebank Railway Station · 2.1 km
- Nearest emergency dept
- Sunshine Hospital · 17.3 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Community safety
601 recorded incidents in 2025–26 · up 21.4% vs 2024–25
School catchments (suburb centre)
Primary
Thornhill Park Primary School
Secondary
Kolorer College
Zones at the suburb's address centroid — individual addresses can differ; check any address on PropertyCheck for its exact zones. Source: state education departments (CC BY).
Growth & supply · Rockbank - Mount Cottrell
District population (2025)
35,856
+1078% over 10 years
New homes approved (12 mths to May 2026)
1,680
houses 1,462 · other 218
ABS statistical district (SA2) containing the suburb centre (CC BY 4.0).
Check any address in Thornhill Park
Verified address records with local data — no paywall, no sign-up.
All figures from official open data with attribution; estimates and medians are statistical outputs, not valuations. Suburb boundaries follow ABS Suburbs and Localities (SAL) 2021.