Semaphore
Suburb profile, market snapshot and recent listings for Semaphore, SA 5019.
About Semaphore
Welcome to Semaphore
Semaphore sits on Adelaide's coast, about 16 kilometres north-west of the CBD, where the western suburbs meet the sea. It's part of the Port Adelaide Enfield precinct, sharing borders with Exeter, Glanville, Birkenhead, New Port and Ethelton, and it has long been one of the more distinctive seaside pockets of the city — a place of Victorian-era streetscapes, a working jetty, and a beach that draws crowds year-round.
With a population of just 2,749 and a median age of 50, Semaphore has a settled, low-turnover feel. It suits buyers after character housing and a genuine beachside lifestyle rather than new-build convenience — retirees, downsizers and families who value history, sea air and a slower pace over proximity to the city.
Lifestyle & dining
Semaphore's identity is built around its beach and its old-fashioned seaside main street. Semaphore Road runs straight down to the jetty and is lined with cafes, pubs, a cinema and independent shops, giving the suburb a distinctly old-world holiday-town atmosphere rather than a polished retail strip. The Semaphore Foreshore, with its dunes, playgrounds and the heritage-listed jetty, is the natural gathering point, and the annual Christmas Pageant and Kite Festival draw visitors from well beyond the local area.
The pace here is unhurried. Weekends tend to revolve around long beach walks, fish and chips by the water, and a browse through the Semaphore Road shops, and the suburb's mix of restored Victorian cottages and cafes gives it a character that's hard to replicate elsewhere in Adelaide.
Shopping & amenities
Semaphore Road covers most everyday needs, from bakeries and grocers to gift shops and dining, while larger shopping options are close by in Port Adelaide, just a few minutes' drive away. Neighbouring Ethelton and Glanville add a handful of local shops and services, keeping day-to-day errands close to home without needing to leave the coastal strip.
Getting around
Semaphore is well served by the Grange and Outer Harbor train lines nearby via connecting bus routes, and regular buses run along Semaphore Road and through to Port Adelaide, linking residents to the wider rail network and into the Adelaide CBD. Port Adelaide itself, with its train station and bus interchange, is only a short drive away and acts as the main transport hub for the area.
For drivers, the suburb connects easily to Victoria Road and the Port River Expressway, making the run into the city around 20 to 25 minutes outside peak periods. Being a coastal cul-de-sac-style suburb, through-traffic is light, which adds to the quiet, contained feel of the streets.
Schools & families
Families in Semaphore have access to the Dominican School locally, with a wider choice of primary and secondary options available in surrounding suburbs such as Ethelton, Glanville and Birkenhead. The beachside setting, combined with parks and the foreshore reserve, makes it a popular spot for young families as well as older residents who've stayed long-term — reflected in the suburb's median age of 50.
Housing & architecture
Housing stock in Semaphore is dominated by character homes, many dating from the Victorian and Edwardian eras, with wide verandahs and ornate frontages that reflect the suburb's history as one of Adelaide's earliest seaside resort towns. Current listings show houses make up 76% of the market, with apartments and units at 16% and land at 8%, underlining just how house-dominated the suburb remains compared with many coastal areas closer to the city.
Renovated cottages and townhouses sit alongside a smaller number of newer builds and courtyard homes, particularly toward the fringes near Ethelton and New Port, but the heritage character of the core streets close to the beach and Semaphore Road remains the suburb's defining architectural trait.
The property market
Semaphore's median house price currently sits at $1.07 million, with units and apartments at a median of $754,000, pricing that reflects strong demand for beachside character homes in a tightly held suburb. Recent house price growth has been flat at 0.0%, suggesting the market has plateaued after a period of stronger gains, though prices remain well above the broader Adelaide metro median.
Median rent is $750 a week, a figure that points to solid ongoing demand from tenants wanting a coastal lifestyle without committing to a purchase. With a small population base and limited new stock coming to market, changes in listing volumes can move the numbers quickly, so buyers and investors alike should watch the local market closely rather than relying on broader Port Adelaide Enfield trends.
Market snapshot
Semaphore property market
Median sale price
$1.07m
House · 3 bed
Median rent
$750
per week
Gross rental yield
3.7%
annual rent ÷ sale price
Typical price range
Entry
$871k
Median
$1.07m
Premium
$1.81m
Days on market
—
Auction clearance
38%
Sold this year
14
Median sold price trend · House 3 bed
Compound growth +5.6% / yr over 4 yrs
Median price by bedrooms · House
Property types on market
Share of current listings in Semaphore by dwelling type.
Who lives here
Demographics
ABS Census 2021 figures for Semaphore, SA 5019.
Population
2,749
residents (2021)
Median age
50
years
Household income
$1,718
median, per week
Median rent
$320
per week
Median mortgage
$1,733
per month
Mortgage / income
23%
comfortable
Source: Australian Bureau of Statistics, Census of Population and Housing 2021. Suburb-level (SAL) aggregates.
Education
Schools in Semaphore
Independent & Catholic schools
Recent results
Recently sold in Semaphore
$900k
242 Robin Road
Sold ~July 2026
$750k
9/58 Esplanade
Sold ~July 2026
$920k
41 Ansell Street
Sold ~July 2026
$1.25m
Allotment 42 Derby Street
Sold ~July 2026
$645k
12 Hall Street
Sold ~June 2026
$1.10m
117 Hart Street
Sold ~June 2026
$645k
1/39 Dudley Street
Sold ~June 2026
$1.80m
19-21 Penny Street
Sold ~June 2026
Sold prices as published on the original listing; some may reflect the last advertised price. Dates are approximate.
Explore the area
Properties & amenities in Semaphore
Compare the area
Price map around Semaphore
Every listing for sale near Semaphore, coloured by price — so you can see how it stacks up against the streets and suburbs next door.
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Nearby suburbs
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Common questions
Semaphore suburb FAQ
What is the median property price in Semaphore?
The median house price in Semaphore, SA is $1.07m for a 3-bedroom home.
How much is rent in Semaphore?
The median weekly rent in Semaphore is around $750 per week.
Is Semaphore a good place to live?
Semaphore is a northwestern suburb of Adelaide in the Australian state of South Australia. Semaphore is an established residential suburb in SA, with a population of around 2,749 and 1 school in the area.
What is the population of Semaphore?
Semaphore has a population of 2,749 (ABS 2021 Census), with a median age of 50.
What schools are in Semaphore?
There is 1 school in or near Semaphore, including Dominican School.
How much do you need to buy in Semaphore?
Entry-level properties in Semaphore start around $871k, while premium homes reach $1.81m.
What suburbs are near Semaphore?
Suburbs near Semaphore include Exeter, Glanville, Birkenhead, New Port and Ethelton.
Fresh to market
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