Corunna vs Mystery Bay: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Corunna and Mystery Bay are both Eurobodalla rates (OLG suburbs, sitting 286 km and 288.8 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Corunna runs $400 a year cheaper than Mystery Bay, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $4,586.
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 →Corunna
Mystery Bay
Annual cost breakdown
| Category | Corunna | Mystery Bay | Difference |
|---|---|---|---|
| Council rates | $1,285 | $1,285 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $17,600 | $17,600 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $3,100 | $3,500 | -$400 |
| Body corporate (unit) | $1,500 | $1,500 | - |
| Total (driving) | $23,285 | $23,685 | -$400 |
| Total (public transport) | $8,085 | $8,485 | -$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 | Corunna | Mystery Bay | Difference |
|---|---|---|---|
| House | $2,420 | $2,420 | - |
| Unit | $1,920 | $1,920 | - |
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 — Corunna vs Mystery Bay (2026-27)
What the numbers show
Corunna costs $400 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $4,586 in favour of Corunna.
The biggest single gap is home insurance at $400 per year. Mystery Bay carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $400 per year, $8,085 from Corunna versus $8,485 from Mystery Bay.
10-year cumulative cost projection
| Year | Corunna cumulative | Mystery Bay cumulative | Difference |
|---|---|---|---|
| Year 1 | $23,285 | $23,685 | $400 |
| Year 3 | $71,972 | $73,208 | $1,236 |
| Year 5 | $123,623 | $125,747 | $2,124 |
| Year 10 | $266,936 | $271,522 | $4,586 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Corunna or Mystery Bay cheaper to live in?
Corunna is cheaper to run by car at $23,285 per year versus $23,685 for Mystery Bay, 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 Corunna and Mystery Bay?
Annual council rates for a house are $1,285 in Corunna (Eurobodalla rates (OLG) and $1,285 in Mystery Bay (Eurobodalla rates (OLG). Water and sewerage adds $1,300 in Corunna and $1,300 in Mystery Bay. 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 Corunna and Mystery Bay?
Annual driving commute costs are $17,600 from Corunna and $17,600 from Mystery Bay to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Corunna and $2,400 from Mystery Bay.
What is the 10-year cost difference between Corunna and Mystery Bay?
At 3% annual cost growth, Corunna costs a cumulative $266,936 and Mystery Bay costs $271,522 over 10 years by car. The cumulative difference is $4,586 in favour of Corunna. Excludes purchase price, mortgage, and personal expenses.
Which of Corunna and Mystery Bay 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: Eurobodalla rates (OLG and Eurobodalla 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.