Castle Hill vs Kellyville
Kellyville is the younger of the two, with a median age of 38 against 42 in Castle Hill. In both, the large majority of households own their home, most homes are detached houses, and most households are couple families. Houses cost more in Castle Hill: a median of $2.46 million, against $1.92 million in Kellyville, though rent is higher in Kellyville. Castle Hill is closer to the city centre: 31.5 km, against 38.1 km. On these figures, Kellyville tends to suit couples and buyers on a tighter budget.
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
They split
one each way, out of the 6 things we measure here
- Castle Hill has more schools rated above their peers (7 vs 3)
- Kellyville carries lower crime risk (26/100 vs 43/100)
Weighs schools, house stock, crime, parks, childcare, and who already lives there.
First-home buyers
Kellyville
ahead on 3 of the 4 things we measure here
- has cheaper land ($2,278,500 vs $3,490,000)
- has cheaper houses ($1,920,000 vs $2,460,000)
- has cheaper units ($810,000 vs $964,000)
Weighs house prices, unit prices, land prices, and mortgage stress.
Renters
Castle Hill
ahead on the one thing that separates them
- has cheaper rent ($560/wk vs $630/wk)
Weighs rent, rental stress, and how much is for rent.
Commuting to the city
Castle Hill
ahead on 3 of the 4 things we measure here
- is more walkable (96/100 vs 72/100)
- sits closer to the CBD (31.5 km vs 38.1 km)
- has a shorter drive in (35 min vs 40 min)
Weighs distance, drive time, rail access, and walkability.
Downsizers and retirees
Castle Hill
ahead on 4 of the 5 things we measure here
- has more GPs (13 vs 4)
- has more units and townhouses to downsize into (26% vs 12%)
- has more residents already 65 and over (20% vs 12%)
- But Kellyville carries lower crime risk (26/100 vs 43/100)
Weighs smaller dwellings, who already lives there, GPs, walkability, and crime.
Investors
Too close to call
Nothing among the 2 things we measure here separates them by enough to be worth acting on.
Weighs house yield and unit yield.
Where they sit
Castle Hill and Kellyville 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 more residents (40,874 vs 27,011); Kellyville has higher household incomes ($158,288 vs $132,652).
| Castle Hill | Kellyville | |
|---|---|---|
| Population | 40,874 +34% vs other | 27,011 |
| Population trend (2016 → 2021) | +3.2% | — |
| Median age | 42 | 38 |
| Median household income | $132,652/yr | $158,288/yr +19% vs other |
| Median weekly rent | $560/wk | $630/wk +12% vs other |
Age profile
Share of residents in each band, 2021 Census.
Bars are drawn against the largest share shown (16.7%).
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 (21.8%).
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 (9.2%).
What people live in
Occupied private dwellings by structure, 2021 Census.
Property market
| Castle Hill | Kellyville | |
|---|---|---|
| Median house price | $2,460,000 | $1,920,000 |
| Median unit price | $964,000 | $810,000 |
| Median land price | $3,490,000 | $2,278,500 |
| Typical days to sell (houses) | 26 days from 431 sales | 28 days from 326 sales |
Unit price by bedroom count
Only bed counts both suburbs published enough sales for. Sale counts are shown because the buckets differ in depth.
18 vs 18 sales
93 vs 45 sales
50 vs 13 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.
79 vs 45 sales
200 vs 195 sales
136 vs 104 sales
29 vs 11 sales
Zoning mix
| Castle Hill | Kellyville | |
|---|---|---|
| Residential | 68% | 80% |
| Parks and recreation | 12% | 10% |
| Environmental | 10% | 1% |
| Industrial | 7% | 0% |
| Infrastructure and transport | 2% | 7% |
| Commercial | 0% | 2% |
| 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
| Castle Hill | Kellyville | |
|---|---|---|
| New dwellings approved | 2,648 across The Hills same for both | |
| Approvals change year on year | -4% same for both | |
Gross rental yield
| Castle Hill | Kellyville | |
|---|---|---|
| Houses | 2.9% $988/wk on $1.8M | 3.0% $980/wk on $1.7M |
| Units | 4.7% $820/wk on $900K | 4.9% $730/wk on $780K |
Ranking within NSW
| Castle Hill | Kellyville | |
|---|---|---|
| House price | Higher than 88% of NSW | Higher than 83% of NSW |
| Income | Higher than 89% of NSW | Higher than 96% of NSW |
| Schools | Higher than 88% of NSW | Higher than 78% of NSW |
| Walkability | Higher than 98% of NSW | Higher than 89% of NSW |
| Affordability | Higher than 24% of NSW | Higher than 51% of NSW |
| EV adoption | Higher than 97% of NSW same for both | |
| NBN connectivity | Higher than 77% of NSW | Higher than 91% of NSW |
| Rental yield (houses) | Higher than 16% of NSW | Higher than 22% of NSW |
| Rental yield (units) | Higher than 54% of NSW | Higher than 60% of NSW |
Liveability
Castle Hill is more walkable (96 vs 72).
| Castle Hill | Kellyville | |
|---|---|---|
| Grade | A same for both | |
| Score | 84/100 | 80/100 |
| Socio-economic band | very advantaged area decile 10/10 same for both | |
Risk profile
Castle Hill carries more crime risk (43 vs 26).
| Castle Hill | Kellyville | |
|---|---|---|
| Bushfire | Low 18/100 | Low 22/100 |
| Crime | Moderate 43/100 | Low 26/100 |
| Flood | Not mapped no mapped data here same for both | |
| Coastal erosion | None 0/100 same for both | |
| Aircraft noise | None 0/100 same for both | |
| Industrial facilities nearby | 2 within 5 km | 1 within 5 km |
Schools
| Castle Hill | Kellyville | |
|---|---|---|
| Inside the suburb | 13 | 8 |
| Rated above peers | 7 | 3 |
| Rated at peers | 2 | 3 |
| Rated below peers | 1 | 0 |
| Universities within 10 km | 2 Western Sydney University - Parramatta, 9.6 km | None |
Schools in Castle Hill
- Castle Hill High School Government · Secondary above peers
- Castle Hill Public School Government · Primary above peers
- Excelsior Public School Government · Primary above peers
- Oakhill College Independent · Secondary above peers
- Oakhill Drive Public School Government · Primary above peers
- Samuel Gilbert Public School Government · Primary above peers
Schools in Kellyville
- Bella Vista Public School Government · Primary above peers
- Kellyville Public School Government · Primary above peers
- William Clarke College Independent · Combined above peers
- Kellyville High School Government · Secondary at peers
- Our Lady of The Rosary Primary School Catholic · Primary at peers
- Sherwood Ridge Public School Government · Primary at peers
Amenities in the suburb
| Castle Hill | Kellyville | |
|---|---|---|
| Supermarkets | 4 same for both | |
| Cafes & restaurants | 39 | 11 |
| Parks & reserves | 34 | 17 |
| Childcare | 37 | 20 |
| GPs | 13 | 4 |
| Pharmacies | 10 | 3 |
| Hospitals | 0 | 1 |
| Police stations | 1 | 0 |
| Banks & Bank@Post | 10 | 1 |
| Fuel stations | 1 | 3 |
| EV chargers | 1 | 0 |
| Waterways | 16 | 17 |
Mobility
Kellyville sits further from the CBD (38.1 km vs 31.5 km).
| Castle Hill | Kellyville | |
|---|---|---|
| Walkability score | 96/100 | 72/100 |
| Distance to Sydney | 31.5 km | 38.1 km +21% vs other |
| Drive time (normal traffic) | 35 min | 40 min |
| Public transport score | 94/100 Rail · Bus | 79/100 Rail · Bus |
| Peak arrivals per hour | 1508.0 7-9am + 5-7pm | 633.8 7-9am + 5-7pm |
| Median peak wait | 0 min scheduled, not actual same for both | |
| Electric vehicle share | 2.9% postcode 2154 | 3.1% postcode 2155 |
| Rooftop solar per 100 dwellings | 42 postcode 2154 | 62 postcode 2155 |
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 (55.3%).
Setting
| Castle Hill | Kellyville | |
|---|---|---|
| Elevation | 105 m above sea level, at the suburb centre | 70 m above sea level, at the suburb centre |
| Distance to the ocean | 24.6 km | 28.9 km |
NBN connectivity
| Castle Hill | Kellyville | |
|---|---|---|
| Connectivity score | 70/100 | 83/100 |
| Most common technology | Hybrid fibre-coaxial | Fibre to the premises |
| Full-fibre (FTTP) share | 9% 18,435 premises | 70% 9,365 premises |
Climate
| Castle Hill | Kellyville | |
|---|---|---|
| Annual rainfall | 1,021 mm | 932 mm |
| Summer max (Jan) | 28.4°C | — |
| Winter min (Jul) | 7.2°C | — |
Air quality (annual mean)
| Castle Hill | Kellyville | |
|---|---|---|
| PM2.5 | 6.1 µg/m³ same for both | |
| PM10 | 16.9 µg/m³ | 15.5 µg/m³ |
| NO₂ | 0.83 pphm | 0.53 pphm |
Council rates
| Castle Hill | Kellyville | |
|---|---|---|
| Average residential rate | $1,204/yr same for both | |
| Council | The Hills same for both | |
Federal electorate
| Castle Hill | Kellyville | |
|---|---|---|
| Division | Mitchell same for both | |
| Member | Alex Hawke same for both | |
| Party | Liberal same for both | |
First Home Owner Grant
| Castle Hill | Kellyville | |
|---|---|---|
| Grant amount | $10,000 same for both | |
| Property price cap | $600,000 same for both | |
| Eligibility | New same for both | |
Tags
Castle Hill
Kellyville
More comparisons
Other comparisons with Castle Hill
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.