Mardi vs Wyong: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Mardi and Wyong are both Central Coast rates (OLG suburbs, sitting 67.3 km and 68.7 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Wyong runs $331 a year cheaper than Mardi, driven mostly by the commute. Over 10 years at 3% growth that gap compounds to about $3,794.
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 →Mardi
Wyong
Annual cost breakdown
| Category | Mardi | Wyong | Difference |
|---|---|---|---|
| Council rates | $1,454 | $1,454 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $3,610 | $3,279 | +$331 |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $3,100 | $3,100 | - |
| Body corporate (unit) | $1,800 | $1,800 | - |
| Total (driving) | $9,464 | $9,133 | +$331 |
| Total (public transport) | $8,254 | $8,254 | - |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Mardi | Wyong | 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 — Mardi vs Wyong (2026-27)
What the numbers show
Wyong costs $331 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $3,794 in favour of Wyong.
The biggest single gap is commute costs at $331 per year. Wyong is 68.7 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, $8,254 and $8,254 a year, so the $331 driving gap nearly closes if you commute by public transport.
10-year cumulative cost projection
| Year | Mardi cumulative | Wyong cumulative | Difference |
|---|---|---|---|
| Year 1 | $9,464 | $9,133 | $331 |
| Year 3 | $29,252 | $28,229 | $1,023 |
| Year 5 | $50,246 | $48,488 | $1,758 |
| Year 10 | $108,494 | $104,700 | $3,794 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Mardi or Wyong cheaper to live in?
Wyong is cheaper to run by car at $9,133 per year versus $9,464 for Mardi, a difference of $331 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Mardi and Wyong?
Annual council rates for a house are $1,454 in Mardi (Central Coast rates (OLG) and $1,454 in Wyong (Central Coast rates (OLG). Water and sewerage adds $1,300 in Mardi and $1,300 in Wyong. 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 Mardi and Wyong?
Annual driving commute costs are $3,610 from Mardi and $3,279 from Wyong to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Mardi and $2,400 from Wyong.
What is the 10-year cost difference between Mardi and Wyong?
At 3% annual cost growth, Mardi costs a cumulative $108,494 and Wyong costs $104,700 over 10 years by car. The cumulative difference is $3,794 in favour of Wyong. Excludes purchase price, mortgage, and personal expenses.
Which of Mardi and Wyong 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: Central Coast rates (OLG and Central Coast 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.