Overall score
Port Adelaide
55.2/100
Semaphore
53.9/100
Port Adelaide vs Semaphore, SA suburb comparison
Port Adelaide for value; Semaphore for retirees and families.
See which suburb leads on livability, safety, schools, and lifestyle.
Head to head
Visual comparison
Port AdelaideSemaphore
Crime rate
Port Adelaide
514.5 / 1k
Semaphore
92.9 / 1k
Nearby amenities
Port Adelaide
425
Semaphore
366
Population
Port Adelaide
1,338
Semaphore
2,749
Metric leadPort Adelaide 5Semaphore 4across 9 compared metrics
Livability profile
Desirability pillars scored 0–100 vs comparable suburbs
Quick verdicts
Clearer edge on lifestyle fit (score gap ≥ 3)
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 | 55.2/100 | 53.9/100 |
| Housing (desirability) | 50.3/100 | 42.8/100 |
| Crime rate | 514.5 / 1k | 92.9 / 1k |
| Schools & preschools | 1 | — |
| Public transport stops | 38 | 14 |
| Walkability | 100.0/100 | 91.0/100 |
| Nearby amenities | 425 | 366 |
| Planning activity | 41 | 38 |
| 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 and public transport access, whereas Semaphore is the better pick for a quieter safety profile and a calmer planning outlook. Port Adelaide generally means more approachable housing costs, while Semaphore leans toward more sought-after housing.
Port Adelaide suits value-focused buyers more clearly, whereas Semaphore is the stronger match for retirees and families.