Semaphore
SA 5019 · Port Adelaide Enfield
2,749 (2021) → 2,897 est. (2025) · Moderate Growth
Based on transport, liveability & education. Safety is scored separately below.
Semaphore is a moderate growth suburb in Port Adelaide Enfield, SA 5019, about 15km from Adelaide CBD. Its median house price of $1.17M is around the same as the SA average. The suburb has 1 school, a transport score of 83/100, and is right by the coast. Semaphore has an overall score of 75/100, based on transport, liveability and education, plus a separate residential safety score of 72/100.
Demographics
Age distribution
Housing tenure
- Owned
- Mortgage
- Rented
Commute to work
- Car
- Public transport
- Walk/cycle
- Work from home
Top countries of birth: England (7.97%), New Zealand (1.46%), Scotland (1.16%), USA (0.98%), Italy (0.87%)
Top languages: Italian (1.05%), Greek (1.02%), Mandarin (0.51%), Spanish (0.51%), German (0.44%)
Source: ABS Census 2021
Property
Median price history
Source: Land Services SA + SA Housing Authority · Updated Q1 2026
Residential Safety
Small population (under 3,000) — crime rates may be volatile due to low sample size.
Recorded residential incidents (latest year), with rate per 100,000 residents:
Residential incidents over time
Sum of the five residential categories above — not all recorded crime.
Area crime context
An independent score — crime data quality varies by state, so safety is shown separately and is not part of the overall score.
Source: SA Police / OCSAR (suburb-level) · Updated 2025
Schools
Average ICSEA of schools within 10km 1013 (above the national average of 1000).
In suburb
- Dominican SchoolPrimary · CatholicICSEA 1038
Nearby (within 10km)
- Le Fevre High SchoolSecondary · Government · 0.7kmICSEA 955
- Le Fevre Peninsula Primary SchoolPrimary · Government · 1.1kmICSEA 923
- Portside Christian CollegeCombined · Independent · 1.7kmICSEA 1068
- Westport Primary SchoolPrimary · Government · 1.9kmICSEA 1015
- Largs Bay SchoolPrimary · Government · 2kmICSEA 1017
- Indie School Port Adelaide CampusSecondary · Independent · 2.1km
- West Lakes Shore SchoolPrimary · Government · 2.7kmICSEA 1061
- Alberton Primary SchoolPrimary · Government · 3.7kmICSEA 1007
- Ocean View P-12 CollegeCombined · Government · 4kmICSEA 927
- Mount Carmel CollegeSecondary · Catholic · 4kmICSEA 1002
- Our Lady of the Visitation SchoolPrimary · Catholic · 4.1kmICSEA 1022
- Adelaide West Special Education CentreCombined · Government · 4.3kmICSEA 988
Source: ACARA 2023
Transport
Source: TfNSW GTFS
Liveability
Amenities within 2–3km
Counted within a short distance of the suburb centre (so nearby facilities count), with the in-boundary count shown beneath.
Source: Bureau of Meteorology · OpenStreetMap
Population & Growth
Moderate GrowthSource: ABS ERP & NSW DPHI
Nearby suburbs in Port Adelaide Enfield
Compare Semaphore with another suburb
Compare two suburbs
Frequently asked questions about Semaphore
Is Semaphore safe?
Semaphore has a residential safety score of 72/100, based on residential crime (break-ins, theft from dwellings, vehicle theft, domestic assault and robbery) per resident relative to the NSW median. Its total recorded incident rate is 9,640 per 100,000 across all categories.
What are property prices in Semaphore?
In Semaphore, the median house price is $1.17M. Median weekly house rent is $650.
How far is Semaphore from Adelaide CBD?
Semaphore is about 14.6 km from Adelaide CBD, an estimated 56 minutes by public transport.
What schools are in Semaphore?
Semaphore has 1 school, with an average ICSEA of 1038 (the national average is 1000). Schools are listed factually, not ranked.
What is public transport like in Semaphore?
Semaphore has a transport score of 83/100 and 14 bus stops.