Carrs Island vs Grafton: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Carrs Island and Grafton are both Clarence Valley rates (OLG suburbs, sitting 493.7 km and 493.8 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Grafton runs $300 a year cheaper than Carrs Island, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $3,439.
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 →Carrs Island
Grafton
Annual cost breakdown
| Category | Carrs Island | Grafton | Difference |
|---|---|---|---|
| Council rates | $1,439 | $1,439 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $17,600 | $17,600 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $3,100 | $2,800 | +$300 |
| Body corporate (unit) | $1,500 | $1,500 | - |
| Total (driving) | $23,439 | $23,139 | +$300 |
| Total (public transport) | $8,239 | $7,939 | +$300 |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Carrs Island | Grafton | Difference |
|---|---|---|---|
| House | $2,098 | $2,098 | - |
| Unit | $1,679 | $1,679 | - |
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 — Carrs Island vs Grafton (2026-27)
What the numbers show
Grafton costs $300 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $3,439 in favour of Grafton.
The biggest single gap is home insurance at $300 per year. Carrs Island carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $300 per year, $8,239 from Carrs Island versus $7,939 from Grafton.
10-year cumulative cost projection
| Year | Carrs Island cumulative | Grafton cumulative | Difference |
|---|---|---|---|
| Year 1 | $23,439 | $23,139 | $300 |
| Year 3 | $72,448 | $71,520 | $928 |
| Year 5 | $124,441 | $122,848 | $1,593 |
| Year 10 | $268,702 | $265,263 | $3,439 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Carrs Island or Grafton cheaper to live in?
Grafton is cheaper to run by car at $23,139 per year versus $23,439 for Carrs Island, a difference of $300 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Carrs Island and Grafton?
Annual council rates for a house are $1,439 in Carrs Island (Clarence Valley rates (OLG) and $1,439 in Grafton (Clarence Valley rates (OLG). Water and sewerage adds $1,300 in Carrs Island and $1,300 in Grafton. 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 Carrs Island and Grafton?
Annual driving commute costs are $17,600 from Carrs Island and $17,600 from Grafton to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Carrs Island and $2,400 from Grafton.
What is the 10-year cost difference between Carrs Island and Grafton?
At 3% annual cost growth, Carrs Island costs a cumulative $268,702 and Grafton costs $265,263 over 10 years by car. The cumulative difference is $3,439 in favour of Grafton. Excludes purchase price, mortgage, and personal expenses.
Which of Carrs Island and Grafton 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: Clarence Valley rates (OLG and Clarence Valley 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.