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Moving to Semaphore SA 5019

What the official numbers say about living in Semaphore — before you pack a box.

At a glance

2,749people (Census 2021)
50median age
$1,472,500median house price
$320/wkmedian rent
15 kmto Adelaide CBD
6%tree canopy

Housing: buy or rent

Budget around $1,472,500 for a median house (based on 2026 1Q sales).

Renting? The census median is $320 a week, against a median household income of $1,718 a week.

About 69% of homes are owner-occupied and 31% rented, and the most common dwelling type is the house.

Who you'll be living with

Semaphore shrank 3% between the 2011 and 2021 censuses (2,826 → 2,749 people).

Around 65% of households are families, averaging 2.2 people per home.

Largest overseas birthplaces: England, New Zealand, Scotland; most spoken languages besides English: Italian, Greek, Mandarin.

On the ABS advantage scale (SEIFA), Semaphore scores a little above the national average (decile 7 of 10).

The commute

The most common way to work is by car (76% of workers), while 15% work from home.

Nearest train station: Peterhead, 900 m north-east.

Nearest bus interchange: Port Dock Interchange, 2.3 km east.

Nearest airport: Adelaide Airport, 12.2 km south.

The Adelaide CBD is roughly 15 km away in a straight line.

Daily life

Mapped locally so far: 15 schools · 56 cafes & restaurants · 7 supermarkets · 25 parks · 2 beaches — see them all on the Semaphore profile.

What's actually nearby

Schools: Dominican School 200 m · Le Fevre High School 700 m · Le Fevre Peninsula Primary 1.1 km · Ocean View College Bridge Campus 1.7 km · Westport Primary School 1.9 km · Largs Bay School 2 km · West Lakes Shore School 2.7 km · Tauondi College 2.8 km

Groceries: IGA 50 m · Drakes 200 m · Foodland 2 km · Tony & Marks 2.1 km · Woolworths 2.2 km · ALDI 2.2 km · Foodland 2.4 km

Parks and reserves: Phillips Reserve 500 m · Port Adelaide Baseball 800 m · Derrick Memorial Reserve 900 m · Birkenhead Reserve 1.4 km · Hargrave Reserve 1.4 km · Beachway Reserve 1.7 km · Joyce Snadden Reserve 1.9 km · Victoria Parade Allotment Reserve 2 km

What you'll see in the garden

Birds recorded around Semaphore, most often seen first: Grey Teal · Common Starling · Pacific Black Duck · Chestnut Teal · Black Swan · Australian White Ibis.

How the neighbours compare

The suburbs nearest to Semaphore, side by side.

SuburbPeopleMedian houseAdvantageCanopy
Semaphore here 2,749 $1,472,500 7/10 6%
Exeter 1,066 — 5/10 6%
Semaphore South 1,031 $1,336,500 8/10 6%
Ethelton 1,487 $815,000 4/10 5%
New Port 647 — 6/10 3%
Birkenhead 1,798 $840,000 4/10 6%
Largs Bay 4,104 $1,070,000 7/10 5%

Before you move — quick checklist

In short

A house in Semaphore has a median sale price of $1,472,500 (2026 1Q sales). Renters pay a median $320 a week, and about 31% of homes here are rented.

The population fell 3% between the 2011 and 2021 censuses, from 2,826 people to 2,749. It sits about 15 km from the Adelaide CBD in a straight line, and Glanville station is roughly 0.9 km away. Local government is Port Adelaide Enfield council, and the federal seat is Hindmarsh.

Weighing up alternatives?

Side-by-side: Semaphore vs Exeter · Semaphore vs Semaphore South.

Nearby guides: Exeter · Semaphore South · Ethelton · New Port · Birkenhead · Largs Bay.

Keep an eye on Semaphore

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