Semaphore South
City in South Australia, Australia
Overview
Semaphore South is a laid-back coastal suburb in South Australia, blending family-friendly living with a beach town vibe. With sun-drenched beaches, boutique shops, and local cafes, it's ideal for those seeking both relaxation and community spirit.
Geographic Context
Jurisdiction
Australia
State
South Australia
Population
1,031
Time Zone
Australia/Adelaide
Coordinates
-34.85°, 138.48°
Key Metrics
Safety Score
85
Female Safety
80
LGBTQ+ Safety
85
Traffic Safety
90
Food Safety
98
Monthly Cost
$2,785
Local Cost
$1,850
Local Income
$3,050
Cashless
98
English
100
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
106 Mbps
Upload
21 Mbps
Latency
10 ms
City Vibrancy
39
Coworking
0
Cafes
11
Nightlife
10
Parks
18
Transport
100
Walk Score
100
Footways
430.0
Airport
ADL
Distance
12 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 39 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-08.
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 72/100.