Smiths Lake vs Tarbuck Bay: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Smiths Lake and Tarbuck Bay are both Mid-Coast rates (OLG suburbs, and are commonly compared by buyers weighing up running costs within the same council area.
The two sit within $250 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 →Smiths Lake
Tarbuck Bay
Annual cost breakdown
| Category | Smiths Lake | Tarbuck Bay | Difference |
|---|---|---|---|
| Council rates | $1,609 | $1,609 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $18,200 | $18,200 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $3,100 | $2,850 | +$250 |
| Body corporate (unit) | $1,500 | $1,500 | - |
| Total (driving) | $24,209 | $23,959 | +$250 |
| Total (public transport) | $8,409 | $8,159 | +$250 |
Green = cheaper. Commute: ATO 91c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Smiths Lake | Tarbuck Bay | Difference |
|---|---|---|---|
| House | $2,827 | $2,827 | - |
| Unit | $2,369 | $2,369 | - |
Estimated from AER residential benchmarks for each suburb's climate zone at 2026-27 regulated prices for each suburb's electricity network, including supply charge (AER Default Market Offer caps, or the QCA price in regional Queensland; unit ≈ 75% of a house). Get the free report for a breakdown by your exact number of occupants.
Cost breakdown chart
Annual cost breakdown — Smiths Lake vs Tarbuck Bay (2026-27)
What the numbers show
Smiths Lake and Tarbuck Bay cost within $250 of each other annually by car. Over ten years with 3% annual growth the gap reaches roughly $2,866, making running cost a minor factor in the decision.
The biggest single gap is home insurance at $250 per year. Smiths Lake carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $250 per year, $8,409 from Smiths Lake versus $8,159 from Tarbuck Bay.
Where the difference actually comes from
- Council rates is identical at $1,609 a year.
- Water and sewerage is identical at $1,300 a year.
- Driving commute is identical at $18,200 a year.
- Building insurance favours Tarbuck Bay by $250 a year, $2,850 against $3,100.
Both suburbs sit in the same council area, so the rates line is identical and none of the difference between them comes from council. What separates them is the insurance band.
Flood risk is rated high in Smiths Lake against medium in Tarbuck Bay, which feeds the insurance estimate. Fire risk is rated high in Tarbuck Bay against medium in Smiths Lake, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Smiths Lake cumulative | Tarbuck Bay cumulative | Difference |
|---|---|---|---|
| Year 1 | $24,209 | $23,959 | $250 |
| Year 3 | $74,828 | $74,055 | $773 |
| Year 5 | $128,529 | $127,202 | $1,327 |
| Year 10 | $277,529 | $274,663 | $2,866 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Smiths Lake or Tarbuck Bay cheaper to live in?
Tarbuck Bay is cheaper to run by car at $23,959 per year versus $24,209 for Smiths Lake, a difference of $250 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Smiths Lake and Tarbuck Bay?
Annual council rates for a house are $1,609 in Smiths Lake (Mid-Coast rates (OLG) and $1,609 in Tarbuck Bay (Mid-Coast rates (OLG). Water and sewerage adds $1,300 in Smiths Lake and $1,300 in Tarbuck 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 Smiths Lake and Tarbuck Bay?
Smiths Lake carries a flat regional driving allowance of $18,200, about 20,000 km of household driving a year, because it is more than 100 km from Sydney CBD. Tarbuck Bay carries a flat regional driving allowance of $18,200, about 20,000 km of household driving a year, because it is more than 100 km from Sydney CBD. Public transport costs $2,400 from Smiths Lake and $2,400 from Tarbuck Bay.
What is the 10-year cost difference between Smiths Lake and Tarbuck Bay?
At 3% annual cost growth, Smiths Lake costs a cumulative $277,529 and Tarbuck Bay costs $274,663 over 10 years by car. The cumulative difference is $2,866 in favour of Tarbuck Bay. Excludes purchase price, mortgage, and personal expenses.
Which of Smiths Lake and Tarbuck 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: Mid-Coast rates (OLG and Mid-Coast rates (OLG rate data, water utility pricing (QLD: Queensland Urban Utilities / Unitywater; NSW: Sydney Water / Hunter Water), ATO 91c/km, and SuburbCost AI insurance estimates. Data updated July 2026.