Overall score
Port Adelaide
46.7/100
Semaphore
54.7/100
Port Adelaide vs Semaphore, SA Suburb Comparison
Port Adelaide for retirees and families; Semaphore for beach lifestyle and investment.
See which suburb leads on livability, safety, schools, and lifestyle.
Head to head
Visual comparison
Port AdelaideSemaphore
Crime rate
Port Adelaide
484.1 / 1k
Semaphore
67.3 / 1k
Nearby amenities
Port Adelaide
446
Semaphore
370
Population
Port Adelaide
1,338
Semaphore
2,749
Metric leadPort Adelaide 3Semaphore 71 tiedacross 11 compared metrics
Livability profile
Desirability pillars scored 0–100 vs comparable suburbs
Quick verdicts
Clearer edge on lifestyle fit (score gap ≥ 3)
- Best for retireesPort Adelaide
- Best for familiesPort Adelaide
- Best for beach lifestyleSemaphore
- Best for investmentSemaphore
- Best for best valueSemaphore
- Best for best schoolsSemaphore
Audience fit
Who each suburb suits — composite scores out of 100
All metrics
Side-by-side scores for every compared metric.
Full comparison table
Exact figures for every metric — winner highlighted in bold.
| Category | Port Adelaide | Semaphore |
|---|---|---|
| Overall score | 46.7/100 | 54.7/100 |
| Housing (desirability) | 49.9/100 | 71.8/100 |
| Crime rate | 484.1 / 1k | 67.3 / 1k |
| Schools & preschools | 1 | — |
| Weather (desirability) | 56.4/100 | 56.4/100 |
| Public transport stops | 38 | 14 |
| Walkability | 100.0/100 | 91.0/100 |
| Nearby amenities | 446 | 370 |
| Planning activity | 58 | 48 |
| Green cover | 2.2% | 2.9% |
| Population | 1,338 | 2,749 |
| SEIFA (IRSAD decile) | 3/10 | 7/10 |
Comparison summary
Port Adelaide is a well-serviced metro smaller community with plenty happening nearby, while Semaphore is a beachside mid-sized suburb where the coast sets the tone. Where Semaphore is shaped by the coast, Port Adelaide offers a more landlocked suburban rhythm.
Port Adelaide pulls ahead on housing affordability, public transport access, and walkability, whereas Semaphore is the better pick for a quieter safety profile, tree cover and green space, and overall desirability.
On balance, retirees, families, people chasing a beach lifestyle, investors, and households prioritising schools are more likely to prefer Semaphore, while Port Adelaide remains a solid alternative depending on what matters most day to day.
Generated from the official metrics on this page. It can omit nuance or contain errors — check the tables and source notes before relying on it.