Duffys Forest, NSW
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 509
- Median age
- 43
- Household income
- $4,250/wk
- Owner-occupied
- 82%
- Renting
- 18%
- Socio-economic advantage
- Decile 10/10 in NSW
- Nearest train station
- Mount Kuring-gai Station · 5.4 km
- Nearest emergency dept
- Hornsby Ku-ring-gai Hospital · 7.6 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Property market — real sales
Median house (5 yr)
$6.50m
Sales (5 yr)
29
Sales (12 mths)
0
Recorded transactions, NSW Valuer General Property Sales Information (CC BY 4.0). Recent weeks may not be registered yet.
Community safety
14 recorded incidents in 2025 · down 39.1% vs 2024
School catchments (suburb centre)
Primary
Terrey Hls PS
Secondary
Davidson HS
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 · Terrey Hills - Duffys Forest
District population (2025)
3,593
-5% over 10 years
New homes approved (12 mths to Mar 2026)
5
houses 5 · other 0
ABS statistical district (SA2) containing the suburb centre (CC BY 4.0).
Sold prices by street
Every recorded transaction, free — the most-traded streets in Duffys Forest:
- The Greenway (54)
- Booralie Road (29)
- Wyong Road (20)
- Joalah Road (19)
- Anembo Road (10)
- Bibbenluke Avenue (9)
- Killawarra Road (8)
- Namba Road (8)
- Eurabba Road (7)
- Brooker Avenue (6)
- Kinka Road (6)
- Mallawa Road (5)
Check any address in Duffys Forest
Free value estimate with the comparable evidence behind it — 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.