Calga, NSW
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 134
- Median age
- 43
- Household income
- $2,124/wk
- Owner-occupied
- 66%
- Renting
- 32%
- Socio-economic advantage
- Decile 7/10 in NSW
- Nearest train station
- The Avenue Opp Kariong Fire Station · 7.4 km
- Nearest emergency dept
- Gosford Hospital · 11.1 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Community safety
43 recorded incidents in 2025 · up 26.5% vs 2024
School catchments (suburb centre)
Primary
Peats Ridge PS
Secondary
Kariong Mts 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 · Calga - Kulnura
District population (2025)
4,678
-3% over 10 years
New homes approved (12 mths to May 2026)
13
houses 13 · 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 Calga:
- Peats Ridge Road (21)
- Jones Road (10)
- Pacific Highway (9)
- Peats Ridge Rd S (8)
- Cooks Road (3)
- Polins Road (3)
- Bandaroo Road (1)
Check any address in Calga
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.