Castle Cove
City in New South Wales, Australia
Overview
Castle Cove is an affluent residential suburb on Sydney's Lower North Shore, set amid lush bushland with sweeping water and city views. Known for its tranquility, family-friendly atmosphere, and proximity to natural reserves, it offers a peaceful escape while remaining connected to central Sydney.
Geographic Context
Jurisdiction
Australia
State
New South Wales
Population
2,643
Time Zone
Australia/Sydney
Coordinates
-33.79°, 151.21°
Key Metrics
Safety Score
93
Female Safety
94
LGBTQ+ Safety
88
Traffic Safety
91
Food Safety
100
Monthly Cost
$3,790
Local Cost
$2,600
Local Income
$4,100
Cashless
93
English
100
Temperature
18.7°C
Summer Avg
22.4°C
Winter Avg
14.5°C
Record High
39.9°C
Record Low
6.0°C
Humidity
73%
Precipitation
887 mm
Internet Speed
78 Mbps
Upload
15 Mbps
Latency
16 ms
City Vibrancy
59
Coworking
0
Cafes
18
Nightlife
1
Parks
40
Transport
94
Walk Score
94
Footways
187.0
Airport
RSE
Distance
11 km
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-22.
World Air Quality Index - Latest available city-level air quality station measurement. Updated 2025-12-05.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 36 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-07.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-06.
Oyster List city price model - City price estimates calibrated from local price surveys and jurisdiction-level cost signals. Updated 2026-01-14.
Estimated data
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores are model-assisted estimates derived from source-backed country and city signals. Confidence 82/100.