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Semaphore Park
Ranked #91 of 274 Adelaide suburbs for schools nearby (osm). Every number below comes from open data — official crime statistics, ABS census and GPS activity traces — not opinion.
Semaphore Park suburb profile: score breakdown
Semaphore Park crime rate, rent, prices and other numbers
| Population | 4,541 |
| Area | 1.22 km² |
| Postcode | 5019 |
| Median household income | $1,262/wk |
| Median rent | $250/wk |
| Median house price (Apr–Jun 2026) | $952,500 (11 sales this quarter; down 23.9% YoY) |
| Crime rate | 109.0 incidents per 1,000 people |
| Parks | 3 (0.41 ha per 1,000 people) |
| Schools (government data) | 1 — 1 primary, 0 secondary; nearest primary 0.57 km, secondary 1.47 km |
| Families score | 47/100 (safety 30 · schools 25 · parks per 1,000 15 · kinders 10 · price-for-size 10 · transit 10) |
| Within 400m of a park | 85.7% of the suburb |
| Cafés | 0 |
| Gyms & sport venues | 2 |
| Public transport stops | 24 (24 bus stops) |
| Schools nearby (OSM, not catchment zoning) | 1 school in the suburb — nearest is Westport Primary School (0.47 km) |
Sale prices: SA Government Metropolitan Median House Sales, April–June 2026 quarter (2Q 2026) — © Government of South Australia (Land Services SA), Metropolitan Median House Sales, CC BY 4.0. Quarterly median house sale price per suburb, metropolitan Adelaide. Units are not in this dataset. Figures marked as low-volume rest on fewer than 10 sales that quarter.
Who lives in Semaphore Park
Source: ABS Census 2021; sale prices SA Government Metropolitan Median House Sales, April–June 2026 quarter (2Q 2026). We do not hold a suburb-level renter/owner split, families-with-children rate, born-overseas rate or dwelling-type breakdown for Semaphore Park — the fields above are everything the census data behind this site currently carries.
Common questions about Semaphore Park
What is the postcode for Semaphore Park?
The postcode for Semaphore Park, Adelaide is 5019.
Is Semaphore Park a good suburb?
There is no single invented "overall" score here -- Semaphore Park is measured on 10 separate categories rather than blended into one number. Its strongest is schools nearby (osm), ranking #91 of 274 Adelaide suburbs, and it ranks in the top half of Adelaide for 3 of the 10 categories measured here. The full breakdown is above.
Is Semaphore Park safe?
It is on the less safe side of Adelaide, scoring 12/100 for safety and ranking #242 of 274 suburbs. Recorded offences run at 109 per 1,000 residents. That score is recorded offences per 1,000 residents from official crime statistics, as a percentile against every other suburb in the city.
Is Semaphore Park good for families?
Mixed, and the weak spot is safety. Here are the family measures we can compute — safety 12/100, parks 36/100 and green space 46/100, with a median age of 46. It has 1 school in the suburb, with the nearest primary 0.6 km from its centre. School counts and distances feed the families score; catchment zoning and school results do not (we cannot publish those) — see our Adelaide families ranking for the full method.
Is Semaphore Park expensive to live in?
The median house sale price was $952,500 in Apr–Jun 2026 (SA Government Metropolitan Median House Sales), down 23.9% YoY. Median rent is $250 a week, and household income ranks #234 of 274 in Adelaide. Against what the suburb offers, it scores 59/100 for value.
Does Semaphore Park have good public transport?
It scores 61/100 for transit, #107 of 274 in Adelaide. That measures train, tram and bus access within the suburb boundary, weighted by mode.
Are there parks in Semaphore Park?
86% of the suburb is within walking distance of a park, at 0.4 hectares per 1,000 residents — 46/100 for green space.
Scores are percentiles against every other suburb in Adelaide: 100 is the
best in the city, 50 is mid-table. Updated October 2026 (last updated 2026-10-17). Sources: open GPS activity traces,
official crime statistics, ABS census, OpenStreetMap.
About this data: every number on this page is computed from public sources — it is not an
opinion or a sponsored placement. See how we rank suburbs
for the full method.
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