Carool vs Duroby: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Carool and Duroby are both Tweed rates (OLG suburbs, and are commonly compared by buyers weighing up running costs within the same council area.
Carool runs $850 a year cheaper than Duroby, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $9,744.
Over 10 years, Carool costs about $9,700 less to run than Duroby — the same as paying $9,700 less for the home. It's the cost no listing shows you.
Get the free report: 10-year costs, flood & fire risk, crime, schools and overall verdict →Carool
Duroby
Annual cost breakdown
| Category | Carool | Duroby | Difference |
|---|---|---|---|
| Council rates | $1,799 | $1,799 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $18,200 | $18,200 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $2,000 | $2,850 | -$850 |
| Body corporate (unit) | $1,500 | $1,500 | - |
| Total (driving) | $23,299 | $24,149 | -$850 |
| Total (public transport) | $7,499 | $8,349 | -$850 |
Green = cheaper. Commute: ATO 91c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Carool | Duroby | Difference |
|---|---|---|---|
| House | $2,774 | $2,774 | - |
| Unit | $2,329 | $2,329 | - |
Estimated from AER residential benchmarks for each suburb's climate zone at 2026-27 regulated prices for each suburb's electricity network, including supply charge (AER Default Market Offer caps, or the QCA price in regional Queensland; unit ≈ 75% of a house). Get the free report for a breakdown by your exact number of occupants.
Cost breakdown chart
Annual cost breakdown — Carool vs Duroby (2026-27)
What the numbers show
Carool costs $850 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $9,744 in favour of Carool.
The biggest single gap is home insurance at $850 per year. Duroby carries medium flood risk, which pushes estimated premiums higher.
On public transport the gap is $850 per year, $7,499 from Carool versus $8,349 from Duroby.
Where the difference actually comes from
- Council rates is identical at $1,799 a year.
- Water and sewerage is identical at $1,300 a year.
- Driving commute is identical at $18,200 a year.
- Building insurance favours Carool by $850 a year, $2,000 against $2,850.
Both suburbs sit in the same council area, so the rates line is identical and none of the difference between them comes from council. What separates them is the insurance band.
Flood risk is rated medium in Duroby against low in Carool, which feeds the insurance estimate. Fire risk is rated high in Duroby against medium in Carool, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Carool cumulative | Duroby cumulative | Difference |
|---|---|---|---|
| Year 1 | $23,299 | $24,149 | $850 |
| Year 3 | $72,015 | $74,642 | $2,627 |
| Year 5 | $123,698 | $128,210 | $4,512 |
| Year 10 | $267,097 | $276,841 | $9,744 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Carool or Duroby cheaper to live in?
Carool is cheaper to run by car at $23,299 per year versus $24,149 for Duroby, a difference of $850 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Carool and Duroby?
Annual council rates for a house are $1,799 in Carool (Tweed rates (OLG) and $1,799 in Duroby (Tweed rates (OLG). Water and sewerage adds $1,300 in Carool and $1,300 in Duroby. 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 Carool and Duroby?
Carool carries a flat regional driving allowance of $18,200, about 20,000 km of household driving a year, because it is more than 100 km from Sydney CBD. Duroby carries a flat regional driving allowance of $18,200, about 20,000 km of household driving a year, because it is more than 100 km from Sydney CBD. Public transport costs $2,400 from Carool and $2,400 from Duroby.
What is the 10-year cost difference between Carool and Duroby?
At 3% annual cost growth, Carool costs a cumulative $267,097 and Duroby costs $276,841 over 10 years by car. The cumulative difference is $9,744 in favour of Carool. Excludes purchase price, mortgage, and personal expenses.
Which of Carool and Duroby 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: Tweed rates (OLG and Tweed rates (OLG rate data, water utility pricing (QLD: Queensland Urban Utilities / Unitywater; NSW: Sydney Water / Hunter Water), ATO 91c/km, and SuburbCost AI insurance estimates. Data updated July 2026.