Cardiff vs Cardiff Heights: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Cardiff and Cardiff Heights are both Lake Macquarie rates (OLG suburbs, sitting 111.3 km and 112.8 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
The two sit within $150 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 →Cardiff
Cardiff Heights
Annual cost breakdown
| Category | Cardiff | Cardiff Heights | Difference |
|---|---|---|---|
| Council rates | $1,763 | $1,763 | - |
| Water & sewerage | $1,377 | $1,377 | - |
| Commute (driving) | $17,600 | $17,600 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $2,150 | $2,000 | +$150 |
| Body corporate (unit) | $1,800 | $1,800 | - |
| Total (driving) | $22,890 | $22,740 | +$150 |
| Total (public transport) | $7,690 | $7,540 | +$150 |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Cardiff | Cardiff Heights | 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 — Cardiff vs Cardiff Heights (2026-27)
What the numbers show
Cardiff and Cardiff Heights cost within $150 of each other annually by car. Over ten years with 3% annual growth the gap reaches roughly $1,719, making running cost a minor factor in the decision.
The biggest single gap is home insurance at $150 per year. Cardiff carries medium flood risk, which pushes estimated premiums higher.
On public transport the two suburbs cost almost the same, $7,690 and $7,540 a year, so the $150 driving gap nearly closes if you commute by public transport.
10-year cumulative cost projection
| Year | Cardiff cumulative | Cardiff Heights cumulative | Difference |
|---|---|---|---|
| Year 1 | $22,890 | $22,740 | $150 |
| Year 3 | $70,751 | $70,287 | $464 |
| Year 5 | $121,526 | $120,730 | $796 |
| Year 10 | $262,408 | $260,689 | $1,719 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Cardiff or Cardiff Heights cheaper to live in?
Cardiff Heights is cheaper to run by car at $22,740 per year versus $22,890 for Cardiff, a difference of $150 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Cardiff and Cardiff Heights?
Annual council rates for a house are $1,763 in Cardiff (Lake Macquarie rates (OLG) and $1,763 in Cardiff Heights (Lake Macquarie rates (OLG). Water and sewerage adds $1,377 in Cardiff and $1,377 in Cardiff Heights. 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 Cardiff and Cardiff Heights?
Annual driving commute costs are $17,600 from Cardiff and $17,600 from Cardiff Heights to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Cardiff and $2,400 from Cardiff Heights.
What is the 10-year cost difference between Cardiff and Cardiff Heights?
At 3% annual cost growth, Cardiff costs a cumulative $262,408 and Cardiff Heights costs $260,689 over 10 years by car. The cumulative difference is $1,719 in favour of Cardiff Heights. Excludes purchase price, mortgage, and personal expenses.
Which of Cardiff and Cardiff Heights 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: Lake Macquarie rates (OLG and Lake Macquarie 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.