Charmhaven vs Woongarrah: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Charmhaven and Woongarrah are both Central Coast rates (OLG suburbs, sitting 76.4 km and 74.8 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Woongarrah runs $1,117 a year cheaper than Charmhaven, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $12,805.
Over 10 years, Woongarrah costs about $12,800 less to run than Charmhaven — the same as paying $12,800 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 →Charmhaven
Woongarrah
Annual cost breakdown
| Category | Charmhaven | Woongarrah | Difference |
|---|---|---|---|
| Council rates | $1,454 | $1,454 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $3,227 | $3,160 | +$67 |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $3,500 | $2,450 | +$1,050 |
| Body corporate (unit) | $1,800 | $1,800 | - |
| Total (driving) | $9,481 | $8,364 | +$1,117 |
| Total (public transport) | $8,654 | $7,604 | +$1,050 |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Charmhaven | Woongarrah | 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 — Charmhaven vs Woongarrah (2026-27)
What the numbers show
Woongarrah costs $1,117 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $12,805 in favour of Woongarrah.
The biggest single gap is home insurance at $1,050 per year. Charmhaven carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $1,050 per year, $8,654 from Charmhaven versus $7,604 from Woongarrah.
10-year cumulative cost projection
| Year | Charmhaven cumulative | Woongarrah cumulative | Difference |
|---|---|---|---|
| Year 1 | $9,481 | $8,364 | $1,117 |
| Year 3 | $29,305 | $25,852 | $3,453 |
| Year 5 | $50,336 | $44,406 | $5,930 |
| Year 10 | $108,689 | $95,884 | $12,805 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Charmhaven or Woongarrah cheaper to live in?
Woongarrah is cheaper to run by car at $8,364 per year versus $9,481 for Charmhaven, a difference of $1,117 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Charmhaven and Woongarrah?
Annual council rates for a house are $1,454 in Charmhaven (Central Coast rates (OLG) and $1,454 in Woongarrah (Central Coast rates (OLG). Water and sewerage adds $1,300 in Charmhaven and $1,300 in Woongarrah. 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 Charmhaven and Woongarrah?
Annual driving commute costs are $3,227 from Charmhaven and $3,160 from Woongarrah to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Charmhaven and $2,400 from Woongarrah.
What is the 10-year cost difference between Charmhaven and Woongarrah?
At 3% annual cost growth, Charmhaven costs a cumulative $108,689 and Woongarrah costs $95,884 over 10 years by car. The cumulative difference is $12,805 in favour of Woongarrah. Excludes purchase price, mortgage, and personal expenses.
Which of Charmhaven and Woongarrah 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.