Koolunga vs Redhill
Koolunga is the younger of the two, with a median age of 46 against 49 in Redhill. In both, the large majority of households own their home and the large majority of homes are detached houses. In Koolunga, about half of households are people living alone. In Redhill, most households are people living alone. Houses cost more in Koolunga: a median of $580,000, against $158,000 in Redhill. On these figures, Koolunga tends to suit families with children, while Redhill suits people living alone, older residents, and buyers on a tighter budget.
Koolunga and Redhill are both small South Australian communities with notably different property markets. Koolunga has a substantially higher median household income at $66,300 compared to Redhill's $47,632, and median house prices reflect this gap at $580,000 versus $157,500. Redhill carries a lower bushfire risk (22 versus 35) and lower crime risk (74 versus 56), which may appeal to those prioritising safety, while Koolunga is slightly closer to Adelaide and has a marginally younger population. Rental costs are identical at $175 per week, and both suburbs rank equally on the socio-economic decile.
Written by an AI language model from the figures below. Every number in it is checked against those figures before it is published.
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
Koolunga
ahead on 3 of the 6 things we measure here
- has more schools rated above their peers (1 vs 0)
- is already more of a family suburb (53% vs 38%)
- carries lower crime risk (56/100 vs 74/100)
Weighs schools, house stock, crime, parks, childcare, and who already lives there.
First-home buyers
Redhill
ahead on the one thing that separates them
- has cheaper houses ($157,500 vs $580,000)
Weighs house prices and mortgage stress.
Renters
Koolunga
ahead on the one thing that separates them
- leaves renters under less rental stress (14% vs 19%)
Weighs rent, rental stress, and how much is for rent.
Commuting to the city
Redhill
ahead on 2 of the 3 things we measure here
- has a shorter drive in (118 min vs 133 min)
- sits closer to the CBD (178.8 km vs 190 km)
- But Koolunga is more walkable (13/100 vs 0/100)
Weighs distance, drive time, and walkability.
Downsizers and retirees
Koolunga
ahead on 2 of the 5 things we measure here
- is more walkable (13/100 vs 0/100)
- carries lower crime risk (56/100 vs 74/100)
- But Redhill has more residents already 65 and over (29% vs 17%)
Weighs smaller dwellings, who already lives there, GPs, walkability, and crime.
Investors
Redhill
ahead on the one thing that separates them
- is growing faster (-0.7% vs -6.2%)
Weighs population growth.
Where they sit
Koolunga and Redhill 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
Koolunga has higher household incomes ($66,300 vs $47,632); Redhill skews older (49 vs 46).
| Koolunga | Redhill | |
|---|---|---|
| Population | 183 +20% vs other | 147 |
| Population trend (2016 → 2021) | -6.2% | -0.7% |
| Median age | 46 | 49 |
| Median household income | $66,300/yr +28% vs other | $47,632/yr |
| Median weekly rent | $175/wk same for both | |
Age profile
Share of residents in each band, 2021 Census.
Bars are drawn against the largest share shown (20.8%).
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.
Bars are drawn against the largest share shown (5.5%).
Who lives together
Household composition, 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 (19.1%).
Who owns and who rents
Occupied private dwellings by tenure, 2021 Census.
Property market
| Koolunga | Redhill | |
|---|---|---|
| Median house price | $580,000 | $157,500 |
| Median unit price | — same for both | |
| Median land price | — same for both | |
Zoning mix
| Koolunga | Redhill | |
|---|---|---|
| Rural and farming | 100% | 99% |
| 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
| Koolunga | Redhill | |
|---|---|---|
| New dwellings approved | 53 across Port Pirie same for both | |
| Approvals change year on year | +75% same for both | |
Ranking within SA
| Koolunga | Redhill | |
|---|---|---|
| House price | — same for both | |
| Income | Higher than 34% of SA | Higher than 13% of SA |
| Schools | — same for both | |
| Walkability | Higher than 66% of SA | Higher than 25% of SA |
| Affordability | — same for both | |
| EV adoption | — same for both | |
| NBN connectivity | Higher than 53% of SA | Higher than 58% of SA |
Liveability
Koolunga is more walkable (13 vs 0).
| Koolunga | Redhill | |
|---|---|---|
| Grade | — same for both | |
| Score | — same for both | |
| Socio-economic band | mid-range socio-economic decile 4/10 same for both | |
Risk profile
Koolunga carries more bushfire risk (35 vs 22); Redhill carries more crime risk (74 vs 56).
| Koolunga | Redhill | |
|---|---|---|
| Bushfire | Low 35/100 | Low 22/100 |
| Crime | Moderate 56/100 | High 74/100 |
| Flood | — same for both | |
| Coastal erosion | None 0/100 same for both | |
| Aircraft noise | None 0/100 same for both | |
| Industrial facilities nearby | 0 within 5 km same for both | |
Schools
| Koolunga | Redhill | |
|---|---|---|
| Inside the suburb | 1 | 0 |
| Rated above peers | 1 | 0 |
| Rated at peers | 0 same for both | |
| Rated below peers | 0 same for both | |
Schools in Koolunga
- Koolunga Primary School Government · Primary above peers
Schools in Redhill
No schools recorded inside this suburb's boundary. Children here will be zoned to schools nearby.
Amenities in the suburb
| Koolunga | Redhill | |
|---|---|---|
| Parks & reserves | 2 | 1 |
| Waterways | 2 | 1 |
Mobility
Koolunga sits further from the CBD (190 km vs 178.8 km).
| Koolunga | Redhill | |
|---|---|---|
| Walkability score | 13/100 | 0/100 |
| Distance to Adelaide | 190 km +6% vs other | 178.8 km |
| Drive time (normal traffic) | 133 min | 118 min |
| Electric vehicle share | 0.0% postcode 5464 | 0.0% postcode 5521 |
| Rooftop solar per 100 dwellings | 55 postcode 5464 | — |
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 (67.4%).
Setting
| Koolunga | Redhill | |
|---|---|---|
| Elevation | 126 m above sea level, at the suburb centre | 88 m above sea level, at the suburb centre |
| Distance to the ocean | 33.5 km | 21.3 km |
NBN connectivity
| Koolunga | Redhill | |
|---|---|---|
| Connectivity score | 30/100 same for both | |
| Most common technology | Fixed wireless same for both | |
| Full-fibre (FTTP) share | 0% 113 premises | 0% 94 premises |
Climate
| Koolunga | Redhill | |
|---|---|---|
| Annual rainfall | 472 mm same for both | |
| Summer max (Jan) | — same for both | |
| Winter min (Jul) | — same for both | |
Council rates
| Koolunga | Redhill | |
|---|---|---|
| Average residential rate | $1,855/yr same for both | |
| Council | Port Pirie same for both | |
Federal electorate
| Koolunga | Redhill | |
|---|---|---|
| Division | Grey same for both | |
| Member | Tom Venning same for both | |
| Party | Liberal same for both | |
First Home Owner Grant
| Koolunga | Redhill | |
|---|---|---|
| Grant amount | $15,000 same for both | |
| Property price cap | — same for both | |
| Eligibility | New same for both | |
Tags
More comparisons
Other comparisons with Koolunga
Other comparisons with Redhill
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.