Diamond Head vs Kew: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Diamond Head and Kew are both Port Macquarie-Hastings rates (OLG suburbs, sitting 282 km and 284 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Kew runs $400 a year cheaper than Diamond Head, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $4,585.
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 →Diamond Head
Kew
Annual cost breakdown
| Category | Diamond Head | Kew | Difference |
|---|---|---|---|
| Council rates | $1,370 | $1,370 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $17,600 | $17,600 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $3,500 | $3,100 | +$400 |
| Body corporate (unit) | $1,500 | $1,500 | - |
| Total (driving) | $23,770 | $23,370 | +$400 |
| Total (public transport) | $8,570 | $8,170 | +$400 |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Diamond Head | Kew | Difference |
|---|---|---|---|
| House | $2,148 | $2,148 | - |
| Unit | $1,716 | $1,716 | - |
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 — Diamond Head vs Kew (2026-27)
What the numbers show
Kew costs $400 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $4,585 in favour of Kew.
The biggest single gap is home insurance at $400 per year. Diamond Head carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $400 per year, $8,570 from Diamond Head versus $8,170 from Kew.
10-year cumulative cost projection
| Year | Diamond Head cumulative | Kew cumulative | Difference |
|---|---|---|---|
| Year 1 | $23,770 | $23,370 | $400 |
| Year 3 | $73,471 | $72,234 | $1,237 |
| Year 5 | $126,198 | $124,075 | $2,123 |
| Year 10 | $272,496 | $267,911 | $4,585 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Diamond Head or Kew cheaper to live in?
Kew is cheaper to run by car at $23,370 per year versus $23,770 for Diamond Head, a difference of $400 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Diamond Head and Kew?
Annual council rates for a house are $1,370 in Diamond Head (Port Macquarie-Hastings rates (OLG) and $1,370 in Kew (Port Macquarie-Hastings rates (OLG). Water and sewerage adds $1,300 in Diamond Head and $1,300 in Kew. 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 Diamond Head and Kew?
Annual driving commute costs are $17,600 from Diamond Head and $17,600 from Kew to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Diamond Head and $2,400 from Kew.
What is the 10-year cost difference between Diamond Head and Kew?
At 3% annual cost growth, Diamond Head costs a cumulative $272,496 and Kew costs $267,911 over 10 years by car. The cumulative difference is $4,585 in favour of Kew. Excludes purchase price, mortgage, and personal expenses.
Which of Diamond Head and Kew 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: Port Macquarie-Hastings rates (OLG and Port Macquarie-Hastings 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.