Castle Hill vs Norwest: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Castle Hill and Norwest are both The Hills rates (OLG suburbs, sitting 24.9 km and 27.3 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
The two sit within $282 a year of each other to run, so running cost is a minor factor here — the decision comes down to schools, risk and lifestyle, all in the free report.
Over 10 years these two cost about the same to run. The difference here isn't money — it's location, schools and lifestyle.
Get the free report: 10-year costs, flood & fire risk, crime, schools and overall verdict →Castle Hill
Norwest
Annual cost breakdown
| Category | Castle Hill | Norwest | Difference |
|---|---|---|---|
| Council rates | $1,261 | $1,261 | - |
| Water & sewerage | $1,548 | $1,548 | - |
| Commute (driving) | $5,795 | $6,077 | -$282 |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $1,850 | $1,850 | - |
| Body corporate (unit) | $2,300 | $2,100 | +$200 |
| Total (driving) | $10,454 | $10,736 | -$282 |
| Total (public transport) | $7,059 | $7,059 | - |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Castle Hill | Norwest | Difference |
|---|---|---|---|
| House | $2,420 | $2,420 | - |
| Unit | $1,920 | $1,920 | - |
Estimated from AER residential benchmarks for each suburb's climate zone at 2025 rates (QLD 30c/kWh, NSW 33c/kWh incl. supply charge; unit ≈ 75% of a house). Get the free report for a breakdown by your exact number of occupants.
Cost breakdown chart
Annual cost breakdown — Castle Hill vs Norwest (2026-27)
What the numbers show
Castle Hill and Norwest cost within $282 of each other annually by car. Over ten years with 3% annual growth the gap reaches roughly $3,233, making running cost a minor factor in the decision.
The biggest single gap is commute costs at $282 per year. Norwest is 27.3 km from Sydney CBD, which drives higher annual driving costs at the ATO rate of 88c/km.
On public transport the two suburbs cost almost the same, $7,059 and $7,059 a year, so the $282 driving gap nearly closes if you commute by public transport.
10-year cumulative cost projection
| Year | Castle Hill cumulative | Norwest cumulative | Difference |
|---|---|---|---|
| Year 1 | $10,454 | $10,736 | $282 |
| Year 3 | $32,312 | $33,184 | $872 |
| Year 5 | $55,502 | $56,999 | $1,497 |
| Year 10 | $119,843 | $123,076 | $3,233 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Castle Hill or Norwest cheaper to live in?
Castle Hill is cheaper to run by car at $10,454 per year versus $10,736 for Norwest, a difference of $282 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Castle Hill and Norwest?
Annual council rates for a house are $1,261 in Castle Hill (The Hills rates (OLG) and $1,261 in Norwest (The Hills rates (OLG). Water and sewerage adds $1,548 in Castle Hill and $1,548 in Norwest. Both figures are the average residential rate reported to the Office of Local Government, uplifted by each council's IPART rate peg.
How does the commute cost compare between Castle Hill and Norwest?
Annual driving commute costs are $5,795 from Castle Hill and $6,077 from Norwest to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Castle Hill and $2,400 from Norwest.
What is the 10-year cost difference between Castle Hill and Norwest?
At 3% annual cost growth, Castle Hill costs a cumulative $119,843 and Norwest costs $123,076 over 10 years by car. The cumulative difference is $3,233 in favour of Castle Hill. Excludes purchase price, mortgage, and personal expenses.
Which of Castle Hill and Norwest is best to actually live in?
You've got the costs. Get the free personalised report for the rest: a clear verdict on which suburb wins, the full flood, fire and crime risk profile, nearest schools, estimated electricity cost by number of occupants, and your own loan or rent stress-tested over 10 years. No spam.
Related comparisons
Sources: The Hills rates (OLG and The Hills rates (OLG rate data, water utility pricing (QLD: Queensland Urban Utilities / Unitywater; NSW: Sydney Water / Hunter Water), ATO 88c/km, and SuburbCost AI insurance estimates. Data updated July 2026.