Belgian Gardens vs Castle Hill
Belgian Gardens is the younger of the two, with a median age of 40 against 46 in Castle Hill. In both, most households own their home. In Belgian Gardens, about half of households are people living alone. In Castle Hill, the large majority of homes are detached houses and most households are couple families. Houses cost more in Castle Hill: a median of $1.37 million, against $910,000 in Belgian Gardens, and rent is higher there too. On these figures, Belgian Gardens tends to suit people living alone and buyers on a tighter budget, while Castle Hill suits 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
Castle Hill
ahead on 3 of the 6 things we measure here
- has more separate houses rather than flats (92% vs 53%)
- is already more of a family suburb (69% vs 44%)
- carries lower crime risk (77/100 vs 92/100)
- But Belgian Gardens has more childcare (4 vs 0)
Weighs schools, house stock, crime, parks, childcare, and who already lives there.
First-home buyers
Castle Hill
ahead on 2 of the 3 things we measure here
- leaves households under less mortgage stress (17% vs 24%)
- has cheaper units ($335,000 vs $471,000)
- But Belgian Gardens has cheaper houses ($910,000 vs $1,370,000)
Weighs house prices, unit prices, and mortgage stress.
Renters
Belgian Gardens
ahead on 2 of the 3 things we measure here
- has a bigger rental market to choose from (43% vs 13%)
- has cheaper rent ($283/wk vs $570/wk)
Weighs rent, rental stress, and how much is for rent.
Commuting to the city
Belgian Gardens
ahead on the one thing that separates them
- is more walkable (70/100 vs 38/100)
Weighs distance, drive time, and walkability.
Downsizers and retirees
Belgian Gardens
ahead on 2 of the 5 things we measure here
- has more units and townhouses to downsize into (47% vs 8%)
- is more walkable (70/100 vs 38/100)
- But Castle Hill carries lower crime risk (77/100 vs 92/100)
Weighs smaller dwellings, 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
Belgian Gardens and Castle Hill 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
Castle Hill has higher household incomes ($196,612 vs $85,176); Belgian Gardens has more residents (2,073 vs 972).
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Population | 2,073 +53% vs other | 972 |
| Population trend (2016 → 2021) | +0.2% | +3.3% |
| Median age | 40 | 46 |
| Median household income | $85,176/yr | $196,612/yr +131% vs other |
| Median weekly rent | $283/wk | $570/wk +101% vs other |
Age profile
Share of residents in each band, 2021 Census.
Bars are drawn against the largest share shown (19.4%).
Who lives together
Household composition, 2021 Census.
Who owns and who rents
Occupied private dwellings by tenure, 2021 Census.
Qualifications
Highest non-school qualification, residents 15+, 2021 Census.
Bars are drawn against the largest share shown (24.5%).
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 (5.0%).
What people live in
Occupied private dwellings by structure, 2021 Census.
Property market
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Median house price | $910,000 | $1,370,000 |
| Median unit price | $471,000 | $335,000 |
| Median land price | — | $387,500 |
| Typical days to sell (houses) | 29 days from 18 sales | 25 days from 19 sales |
House price by bedroom count
Only bed counts both suburbs published enough sales for. Sale counts are shown because the buckets differ in depth.
11 vs 10 sales
16 vs 19 sales
6 vs 12 sales
Development activity
| Belgian Gardens | Castle Hill | |
|---|---|---|
| New dwellings approved | 1,096 across Townsville same for both | |
| Approvals change year on year | -22% same for both | |
Gross rental yield
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Houses | 3.6% $635/wk on $920K | — |
| Units | 4.8% $575/wk on $619K | — |
Ranking within QLD
| Belgian Gardens | Castle Hill | |
|---|---|---|
| House price | — same for both | |
| Income | Higher than 58% of QLD | Higher than 99% of QLD |
| Schools | — same for both | |
| Walkability | Higher than 92% of QLD | Higher than 84% of QLD |
| Affordability | — same for both | |
| EV adoption | Higher than 85% of QLD same for both | |
| NBN connectivity | Higher than 97% of QLD | Higher than 100% of QLD |
| Rental yield (houses) | Higher than 29% of QLD | — |
| Rental yield (units) | Higher than 67% of QLD | — |
Liveability
Belgian Gardens is more walkable (70 vs 38); Castle Hill scores higher overall (59 vs 48).
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Grade | C | B |
| Score | 48/100 | 59/100 |
| Socio-economic band | advantaged area decile 8/10 | very advantaged area decile 10/10 |
Risk profile
Belgian Gardens carries more crime risk (92 vs 77).
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Bushfire | None 0/100 same for both | |
| Crime | High 92/100 | High 77/100 |
| Flood | Not mapped no mapped data here same for both | |
| Coastal erosion | Moderate 62/100 | None 0/100 |
| Aircraft noise | None 0/100 same for both | |
| Industrial facilities nearby | 10 within 5 km | 12 within 5 km |
Schools
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Inside the suburb | 1 | 0 |
| Rated above peers | 0 same for both | |
| Rated at peers | 1 | 0 |
| Rated below peers | 0 same for both | |
| Universities within 10 km | 1 James Cook University - Townsville, 2.9 km | 1 James Cook University - Townsville, 1.8 km |
| Full-time students aged 15–24 | 2.1% | 2.9% |
Schools in Belgian Gardens
- Belgian Gardens State School Government · Primary at peers
Schools in Castle Hill
No schools recorded inside this suburb's boundary. Children here will be zoned to schools nearby.
Amenities in the suburb
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Cafes & restaurants | 3 | 0 |
| Parks & reserves | 3 same for both | |
| Childcare | 4 | 0 |
| GPs | 1 | 0 |
| Pharmacies | 1 | 0 |
| Fuel stations | 1 | 0 |
Mobility
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Walkability score | 70/100 | 38/100 |
| Distance to Brisbane | 1354.9 km | 1353.8 km |
| Drive time (normal traffic) | 928 min | 930 min |
| Public transport score | 77/100 Bus | 30/100 Bus |
| Peak arrivals per hour | 28.8 7-9am + 5-7pm | 2.8 7-9am + 5-7pm |
| Median peak wait | 1 min scheduled, not actual | 27 min scheduled, not actual |
| Electric vehicle share | 1.2% postcode 4810 same for both | |
| Rooftop solar per 100 dwellings | 34 postcode 4810 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 (81.1%).
Setting
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Elevation | 11 m above sea level, at the suburb centre | 158 m above sea level, at the suburb centre |
| Distance to the ocean | 572 m 1.8 km to a named beach | 1.5 km 1.6 km to a named beach |
NBN connectivity
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Connectivity score | 94/100 | 100/100 |
| Most common technology | Fibre to the premises same for both | |
| Full-fibre (FTTP) share | 83% 1,144 premises | 100% 486 premises |
Climate
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Annual rainfall | 1,304 mm same for both | |
| Summer max (Jan) | 31.8°C same for both | |
| Winter min (Jul) | 15.0°C same for both | |
Air quality (annual mean)
| Belgian Gardens | Castle Hill | |
|---|---|---|
| PM2.5 | 6.0 µg/m³ same for both | |
| PM10 | 15.6 µg/m³ same for both | |
| NO₂ | 0.25 pphm same for both | |
Council rates
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Average residential rate | $1,810/yr same for both | |
| Council | Townsville same for both | |
Federal electorate
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Division | Herbert same for both | |
| Member | Phillip Thompson same for both | |
| Party | Liberal National Party of Queensland same for both | |
First Home Owner Grant
| Belgian Gardens | Castle Hill | |
|---|---|---|
| Grant amount | $30,000 same for both | |
| Property price cap | $750,000 same for both | |
| Eligibility | New same for both | |
Tags
Belgian Gardens
Castle Hill
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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.