Semaphore Park vs Semaphore South

In both, most households own their home and about half of households are people living alone. In Semaphore South, most homes are detached houses. Houses cost more in Semaphore South: a median of $1.4 million, against $1 million in Semaphore Park, and rent is higher there too. On these figures, Semaphore Park tends to suit buyers on a tighter budget.

Which one suits you?

There is no overall winner — the suburb that suits a family with school-age kids is routinely the wrong one for someone commuting into the city. So each of these answers its own question, against a checklist you can see, using the same figures in the tables below.

Families with school-age kids

Semaphore Park

ahead on 2 of the 6 things we measure here

  • has more parks and reserves (6 vs 2)
  • has more schools rated above their peers (1 vs 0)
  • But Semaphore South carries lower crime risk (61/100 vs 87/100)

Weighs schools, house stock, crime, parks, childcare, and who already lives there.

First-home buyers

They split

one each way, out of the 3 things we measure here

  • Semaphore Park has cheaper houses ($1,000,000 vs $1,400,000)
  • Semaphore South leaves households under less mortgage stress (25% vs 33%)

Weighs house prices, unit prices, and mortgage stress.

Renters

Semaphore Park

ahead on the one thing that separates them

  • has cheaper rent ($250/wk vs $320/wk)

Weighs rent, rental stress, and how much is for rent.

Commuting to the city

Semaphore Park

ahead on the one thing that separates them

  • is more walkable (80/100 vs 71/100)

Weighs distance, drive time, rail access, and walkability.

Downsizers and retirees

Semaphore Park

ahead on 2 of the 5 things we measure here

  • has more residents already 65 and over (26% vs 20%)
  • is more walkable (80/100 vs 71/100)
  • But Semaphore South carries lower crime risk (61/100 vs 87/100)

Weighs smaller dwellings, who already lives there, GPs, walkability, and crime.

Investors

Too close to call

Nothing among the 1 things we measure here separates them by enough to be worth acting on.

Weighs population growth.

Where they sit

Semaphore Park and Semaphore South drawn to the same scale. Both outlines are shown together, so the map answers whether they share a border and how their areas compare.

Semaphore Park Semaphore South
Hides rows where both suburbs match

Bars start at zero. Scores, risks and rankings are drawn against their full 0–100 range; other rows are drawn in proportion to the larger of the two.

Side by side, out of 100

Risks are inverted — shown as safety and low exposure — so a longer bar always means better.

Semaphore Park Semaphore South
Walkability 80 / 71
Semaphore Park — Walkability: 80/100 Semaphore South — Walkability: 71/100
Safety 13 / 39
Semaphore Park — Safety: 13/100 Semaphore South — Safety: 39/100
Low fire risk 100 / 100
Semaphore Park — Low fire risk: 100/100 Semaphore South — Low fire risk: 100/100
Low flood risk 38 / 17
Semaphore Park — Low flood risk: 38/100 Semaphore South — Low flood risk: 17/100

Demographics

Semaphore Park has more residents (4,541 vs 1,031); Semaphore South has higher household incomes ($87,152 vs $65,624).

Semaphore Park Semaphore South
Population 4,541
+77% vs other
 1,031
Population trend (2016 → 2021) +5.7% +1.2%
Median age 46 44
Median household income $65,624/yr $87,152/yr
+33% vs other
Median weekly rent $250/wk $320/wk
+28% vs other

Age profile

Share of residents in each band, 2021 Census.

Semaphore Park Semaphore South
0-4 5.4% / 5.8%
Semaphore Park — 0-4: 5.4% Semaphore South — 0-4: 5.8%
5-14 9.7% / 9.9%
Semaphore Park — 5-14: 9.7% Semaphore South — 5-14: 9.9%
15-19 4.9% / 4.6%
Semaphore Park — 15-19: 4.9% Semaphore South — 15-19: 4.6%
20-24 4.1% / 4.8%
Semaphore Park — 20-24: 4.1% Semaphore South — 20-24: 4.8%
25-34 11.6% / 12.4%
Semaphore Park — 25-34: 11.6% Semaphore South — 25-34: 12.4%
35-44 12.8% / 12.3%
Semaphore Park — 35-44: 12.8% Semaphore South — 35-44: 12.3%
45-54 12.7% / 15.2%
Semaphore Park — 45-54: 12.7% Semaphore South — 45-54: 15.2%
55-64 13.4% / 15.4%
Semaphore Park — 55-64: 13.4% Semaphore South — 55-64: 15.4%
65-74 13.8% / 11.8%
Semaphore Park — 65-74: 13.8% Semaphore South — 65-74: 11.8%
75-84 7.5% / 5.2%
Semaphore Park — 75-84: 7.5% Semaphore South — 75-84: 5.2%
85+ 4.3% / 3.0%
Semaphore Park — 85+: 4.3% Semaphore South — 85+: 3.0%

Bars are drawn against the largest share shown (15.4%).

Who lives together

Household composition, 2021 Census.

Semaphore Park 47.9% lone person
Semaphore Park — Lone Person: 47.9% Semaphore Park — Couple Families: 29.3% Semaphore Park — One Parent Families: 17.9% Semaphore Park — Group Household: 3.5% Semaphore Park — Other Families: 1.5%
Semaphore South 47.3% lone person
Semaphore South — Lone Person: 47.3% Semaphore South — Couple Families: 34.4% Semaphore South — One Parent Families: 14.5% Semaphore South — Group Household: 2.8% Semaphore South — Other Families: 0.9%
Lone Person Couple Families One Parent Families Group Household Other Families

Who owns and who rents

Occupied private dwellings by tenure, 2021 Census.

Semaphore Park 39.0% renting
Semaphore Park — Owned Outright: 31.0% Semaphore Park — Mortgage: 30.1% Semaphore Park — Renting: 39.0%
Semaphore South 29.6% renting
Semaphore South — Owned Outright: 34.3% Semaphore South — Mortgage: 36.1% Semaphore South — Renting: 29.6%
Owned outright Mortgage Renting

Qualifications

Highest non-school qualification, residents 15+, 2021 Census.

Semaphore Park Semaphore South
Certificate III & IV 15.5% / 15.3%
Semaphore Park — Certificate III & IV: 15.5% Semaphore South — Certificate III & IV: 15.3%
Bachelor Degree 11.5% / 15.1%
Semaphore Park — Bachelor Degree: 11.5% Semaphore South — Bachelor Degree: 15.1%
Advanced Diploma / Diploma 7.4% / 8.9%
Semaphore Park — Advanced Diploma / Diploma: 7.4% Semaphore South — Advanced Diploma / Diploma: 8.9%
Postgraduate Degree 3.0% / 5.2%
Semaphore Park — Postgraduate Degree: 3.0% Semaphore South — Postgraduate Degree: 5.2%
Graduate Diploma / Certificate 1.5% / 2.3%
Semaphore Park — Graduate Diploma / Certificate: 1.5% Semaphore South — Graduate Diploma / Certificate: 2.3%

Bars are drawn against the largest share shown (15.5%).

Where residents were born

Largest overseas birthplaces, as a share of all residents, 2021 Census. A dash means that country is not among the suburb's own eight largest.

Semaphore Park Semaphore South
England 6.1% / 6.5%
Semaphore Park — England: 6.1% Semaphore South — England: 6.5%
Scotland 0.8% / 2.4%
Semaphore Park — Scotland: 0.8% Semaphore South — Scotland: 2.4%
South Africa 0.8% / 0.6%
Semaphore Park — South Africa: 0.8% Semaphore South — South Africa: 0.6%
India 0.6% / 0.8%
Semaphore Park — India: 0.6% Semaphore South — India: 0.8%
Italy 1.2% / —
Semaphore Park — Italy: 1.2% Semaphore South — Italy: not among its largest
Ireland — / 1.2%
Semaphore Park — Ireland: not among its largest Semaphore South — Ireland: 1.2%
New Zealand 1.0% / —
Semaphore Park — New Zealand: 1.0% Semaphore South — New Zealand: not among its largest
Germany — / 0.7%
Semaphore Park — Germany: not among its largest Semaphore South — Germany: 0.7%

Bars are drawn against the largest share shown (6.5%).

What people live in

Occupied private dwellings by structure, 2021 Census.

Semaphore Park 53.9% houses
Semaphore Park — Houses: 53.9% Semaphore Park — Townhouses: 39.8% Semaphore Park — Flats / Apartments: 6.2%
Semaphore South 59.0% houses
Semaphore South — Houses: 59.0% Semaphore South — Townhouses: 33.1% Semaphore South — Flats / Apartments: 7.9%
Houses Townhouses Flats / Apartments

Property market

Semaphore Park Semaphore South
Median house price $1,000,000 $1,400,000
Median unit price $722,500 $698,680
Median land price $900,000 —
Typical days to sell (houses) 19 days
from 36 sales
 22 days
from 8 sales

House price by bedroom count

Only bed counts both suburbs published enough sales for. Sale counts are shown because the buckets differ in depth.

Semaphore Park Semaphore South
3 bed $910K / $1.16M
Semaphore Park — 3 bed: $910K (53 sales) Semaphore South — 3 bed: $1.16M (8 sales)

53 vs 8 sales

4 bed $1.36M / $1.63M
Semaphore Park — 4 bed: $1.36M (22 sales) Semaphore South — 4 bed: $1.63M (8 sales)

22 vs 8 sales

Zoning mix

Semaphore Park Semaphore South
Residential 86% 63%
Parks and recreation 11% 36%
Environmental 3% 0%
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the suburb around it. Zones as at 2026-09.

Development activity

Semaphore Park Semaphore South
New dwellings approved 1,636
across Charles Sturt
 1,176
across Port Adelaide Enfield
Approvals change year on year +109% +23%

Gross rental yield

Gross — before strata, rates, management, insurance and vacancy. From median advertised rents and median asking prices over the last 6 months. How we calculate.

Semaphore Park Semaphore South
Houses 3.4%
$620/wk on $950K
 —
Units —
same for both

Ranking within SA

Semaphore Park Semaphore South
House price Higher than 51% of SA Higher than 67% of SA
Income Higher than 33% of SA Higher than 65% of SA
Schools —
same for both
Walkability Higher than 92% of SA Higher than 89% of SA
Affordability Higher than 22% of SA Higher than 33% of SA
EV adoption Higher than 81% of SA
same for both
NBN connectivity Higher than 81% of SA Higher than 80% of SA
Rental yield (houses) Higher than 27% of SA —

Liveability

Semaphore South scores higher overall (56 vs 44); Semaphore Park is more walkable (80 vs 71).

Semaphore Park Semaphore South
Grade C B
Score 44/100 56/100
Socio-economic band below-average income
decile 3/10
 advantaged area
decile 8/10

Risk profile

Semaphore Park carries more crime risk (87 vs 61); Semaphore South carries more flood risk (83 vs 62).

Semaphore Park Semaphore South
Bushfire None
0/100
same for both
Crime High
87/100
 Moderate
61/100
Flood Moderate
62/100
 High
83/100
Coastal erosion Moderate
47/100
 High
89/100
Aircraft noise None
0/100
same for both
Industrial facilities nearby 14
within 5 km
 13
within 5 km

Schools

Semaphore Park Semaphore South
Inside the suburb 1
same for both
Rated above peers 1 0
Rated at peers 0 1
Rated below peers 0
same for both

Schools in Semaphore Park

  • Westport Primary School Government · Primary above peers

Schools in Semaphore South

  • Le Fevre High School Government · Secondary at peers

Amenities in the suburb

Semaphore Park Semaphore South
Cafes & restaurants 1
same for both
Parks & reserves 6 2
Childcare 3 1
Pharmacies 1 0
Hospitals 0 1

Mobility

Semaphore Park Semaphore South
Walkability score 80/100 71/100
Distance to Adelaide 15.6 km 16 km
+3% vs other
Drive time (normal traffic) 25 min
same for both
Public transport score 78/100
Bus
 47/100
Bus
Peak arrivals per hour 35.0
7-9am + 5-7pm
 10.8
7-9am + 5-7pm
Median peak wait 1 min
scheduled, not actual
same for both
Electric vehicle share 1.2%
postcode 5019
same for both
Rooftop solar per 100 dwellings 52
postcode 5019
same for both

How people get to work

Method of travel on census day 2021 — which fell during COVID restrictions, so working from home is inflated and every travel mode understated.

Semaphore Park Semaphore South
Car (driver) 76.7% / 73.3%
Semaphore Park — Car (driver): 76.7% Semaphore South — Car (driver): 73.3%
Worked from Home 12.8% / 15.9%
Semaphore Park — Worked from Home: 12.8% Semaphore South — Worked from Home: 15.9%
Car (passenger) 4.3% / 2.2%
Semaphore Park — Car (passenger): 4.3% Semaphore South — Car (passenger): 2.2%
Train 2.2% / 4.3%
Semaphore Park — Train: 2.2% Semaphore South — Train: 4.3%
Bus 2.2% / 2.4%
Semaphore Park — Bus: 2.2% Semaphore South — Bus: 2.4%

Bars are drawn against the largest share shown (76.7%).

Setting

Semaphore Park Semaphore South
Elevation 8 m
above sea level, at the suburb centre
 13 m
above sea level, at the suburb centre
Distance to the ocean 848 m
868 m to a named beach
 369 m
1.1 km to a named beach

NBN connectivity

Semaphore Park Semaphore South
Connectivity score 69/100 66/100
Most common technology Fibre to the node
same for both
Full-fibre (FTTP) share 44%
2,251 premises
 38%
534 premises

Climate

Semaphore Park Semaphore South
Annual rainfall 394 mm
same for both
Summer max (Jan) 28.1°C
same for both
Winter min (Jul) 7.8°C
same for both

Air quality (annual mean)

Semaphore Park Semaphore South
PM2.5 4.5 µg/m³
same for both
PM10 20.3 µg/m³
same for both
NO₂ —
same for both

Council rates

Semaphore Park Semaphore South
Average residential rate $1,726/yr $1,311/yr
Council Charles Sturt Port Adelaide Enfield

Federal electorate

Semaphore Park Semaphore South
Division Hindmarsh
same for both
Member Mark Butler
same for both
Party Australian Labor Party
same for both

First Home Owner Grant

Semaphore Park Semaphore South
Grant amount $15,000
same for both
Property price cap —
same for both
Eligibility New
same for both

Tags

Semaphore Park

Beach Coastal Middle-Ring Parks Retirees Townhouses

Semaphore South

Beach Coastal Middle-Ring Parks Premium Townhouses

More comparisons

Other comparisons with Semaphore Park

Semaphore Park vs West Lakes Semaphore Park vs West Lakes Shore Semaphore Park vs Ethelton Semaphore Park vs Port Adelaide Semaphore Park vs New Port

Other comparisons with Semaphore South

Semaphore South vs Semaphore Semaphore South vs Ethelton Semaphore South vs Glanville
Full data on Semaphore Park Full data on Semaphore South
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Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.

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