Bletchley vs Hartley
Bletchley is the younger of the two, with a median age of 41 against 50 in Hartley. In both, the large majority of households own their home, the large majority of homes are detached houses, and most households are couple families. On these figures, Bletchley tends to suit families with children and couples.
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
Bletchley
ahead on the one thing that separates them
- is already more of a family suburb (100% vs 67%)
Weighs schools, house stock, crime, parks, childcare, and who already lives there.
First-home buyers
Too close to call
Nothing among the 1 things we measure here separates them by enough to be worth acting on.
Weighs mortgage stress.
Renters
Bletchley
ahead on the one thing that separates them
- has cheaper rent ($100/wk vs $150/wk)
Weighs rent and rental stress.
Commuting to the city
Hartley
ahead on the one thing that separates them
- sits closer to the CBD (64.8 km vs 71.3 km)
Weighs distance, drive time, and walkability.
Downsizers and retirees
Too close to call
Nothing among the 4 things we measure here separates them by enough to be worth acting on.
Weighs 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
Bletchley and Hartley drawn to the same scale. Both outlines are shown together, so the map answers whether they share a border and how their areas compare.
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.
Demographics
Hartley has more residents (149 vs 76); Hartley rents higher ($150/wk vs $100/wk).
| Bletchley | Hartley | |
|---|---|---|
| Population | 76 | 149 +96% vs other |
| Population trend (2016 → 2021) | -1.3% | -3.2% |
| Median age | 41 | 50 |
| Median household income | $97,500/yr | $101,816/yr +4% vs other |
| Median weekly rent | $100/wk | $150/wk +50% vs other |
Age profile
Share of residents in each band, 2021 Census.
Bars are drawn against the largest share shown (23.7%).
Who lives together
Household composition, 2021 Census.
Who owns and who rents
Occupied private dwellings by tenure, 2021 Census.
What people live in
Occupied private dwellings by structure, 2021 Census.
Qualifications
Highest non-school qualification, residents 15+, 2021 Census.
Bars are drawn against the largest share shown (24.8%).
Property market
| Bletchley | Hartley | |
|---|---|---|
| Median house price | — | $1,100,000 |
| Median unit price | — same for both | |
| Median land price | — same for both | |
Zoning mix
| Bletchley | Hartley | |
|---|---|---|
| Rural and farming | 100% same for both | |
| 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
| Bletchley | Hartley | |
|---|---|---|
| New dwellings approved | 429 across Alexandrina same for both | |
| Approvals change year on year | +25% same for both | |
Ranking within SA
| Bletchley | Hartley | |
|---|---|---|
| House price | — same for both | |
| Income | Higher than 77% of SA | Higher than 81% of SA |
| Schools | — same for both | |
| Walkability | Higher than 49% of SA | Higher than 11% of SA |
| Affordability | — same for both | |
| EV adoption | Higher than 65% of SA | Higher than 64% of SA |
| NBN connectivity | Higher than 67% of SA | Higher than 53% of SA |
Liveability
| Bletchley | Hartley | |
|---|---|---|
| Grade | — same for both | |
| Score | — same for both | |
| Socio-economic band | advantaged area decile 7/10 same for both | |
Risk profile
Bletchley carries more bushfire risk (19 vs 0).
| Bletchley | Hartley | |
|---|---|---|
| Bushfire | Low 19/100 | None 0/100 |
| Crime | Low 22/100 same for both | |
| Flood | Moderate 43/100 | — |
| Coastal erosion | None 0/100 same for both | |
| Aircraft noise | None 0/100 same for both | |
| Industrial facilities nearby | 1 within 5 km | 0 within 5 km |
Schools
| Bletchley | Hartley | |
|---|---|---|
| Inside the suburb | 0 same for both | |
| Rated above peers | 0 same for both | |
| Rated at peers | 0 same for both | |
| Rated below peers | 0 same for both | |
Amenities in the suburb
| Bletchley | Hartley | |
|---|---|---|
| Parks & reserves | 0 | 2 |
Mobility
Bletchley sits further from the CBD (71.3 km vs 64.8 km).
| Bletchley | Hartley | |
|---|---|---|
| Walkability score | 0/100 same for both | |
| Distance to Adelaide | 71.3 km +9% vs other | 64.8 km |
| Drive time (normal traffic) | 57 min | 59 min |
| Electric vehicle share | 0.7% postcode 5255 same for both | |
| Rooftop solar per 100 dwellings | 85 postcode 5255 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.
Bars are drawn against the largest share shown (70.6%).
Setting
| Bletchley | Hartley | |
|---|---|---|
| Elevation | 45 m above sea level, at the suburb centre | 66 m above sea level, at the suburb centre |
| Distance to the ocean | 34.3 km | 40.5 km |
NBN connectivity
| Bletchley | Hartley | |
|---|---|---|
| Connectivity score | 30/100 same for both | |
| Most common technology | Fixed wireless same for both | |
| Full-fibre (FTTP) share | 0% 29 premises | 0% 75 premises |
Climate
| Bletchley | Hartley | |
|---|---|---|
| Annual rainfall | 466 mm same for both | |
| Summer max (Jan) | — same for both | |
| Winter min (Jul) | — same for both | |
Council rates
| Bletchley | Hartley | |
|---|---|---|
| Average residential rate | $2,523/yr same for both | |
| Council | Alexandrina same for both | |
Federal electorate
| Bletchley | Hartley | |
|---|---|---|
| Division | Mayo same for both | |
| Member | Rebekha Sharkie same for both | |
| Party | Centre Alliance same for both | |
First Home Owner Grant
| Bletchley | Hartley | |
|---|---|---|
| Grant amount | $15,000 same for both | |
| Property price cap | — same for both | |
| Eligibility | New same for both | |
Tags
Bletchley
Hartley
More comparisons
Other comparisons with Bletchley
Other comparisons with Hartley
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.