Happy Valley

City in South Australia, Australia

Overview

Happy Valley is a serene suburb set in southern Adelaide, South Australia, celebrated for its green spaces and proximity to the picturesque Happy Valley Reservoir. With a friendly community, family-oriented facilities, and easy access to nature, it offers a relaxed suburban lifestyle.

Geographic Context

Jurisdiction
Australia
State
South Australia
Population
11,420
Time Zone
Australia/Adelaide
Coordinates
-35.08°, 138.53°

Key Metrics

Safety Score
84
Female Safety
82
LGBTQ+ Safety
85
Traffic Safety
78
Food Safety
97
Monthly Cost
$2,325
Local Cost
$1,560
Local Income
$2,800
Cashless
88
English
95
Temperature
16.0°C
Summer Avg
21.6°C
Winter Avg
10.2°C
Record High
45.1°C
Record Low
-0.3°C
Humidity
65%
Precipitation
431 mm
Internet Speed
173 Mbps
Upload
35 Mbps
Latency
12 ms
City Vibrancy
49
Coworking
0
Cafes
2
Nightlife
2
Parks
45
Transport
41
Walk Score
41
Footways
82.0
Airport
ADL
Distance
15 km

Neighborhoods

Partial

Coverage is incomplete — additional neighborhoods are being added as more source data is processed.

Coverage is incomplete — more neighborhoods are being added.

View neighborhoods

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 21 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.
Overture Maps and OpenStreetMap - 1 source-backed neighborhood entities are available for this city. Updated 2026-03-18.

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 70/100.