Pottsville vs Round Mountain: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Pottsville and Round Mountain are both Tweed rates (OLG suburbs, and are commonly compared by buyers weighing up running costs within the same council area.
Round Mountain runs $400 a year cheaper than Pottsville, 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 →Pottsville
Round Mountain
Annual cost breakdown
| Category | Pottsville | Round Mountain | Difference |
|---|---|---|---|
| Council rates | $1,799 | $1,799 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $18,200 | $18,200 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $3,500 | $3,100 | +$400 |
| Body corporate (unit) | $1,500 | $1,500 | - |
| Total (driving) | $24,799 | $24,399 | +$400 |
| Total (public transport) | $8,999 | $8,599 | +$400 |
Green = cheaper. Commute: ATO 91c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Pottsville | Round Mountain | Difference |
|---|---|---|---|
| House | $2,774 | $2,774 | - |
| Unit | $2,329 | $2,329 | - |
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 — Pottsville vs Round Mountain (2026-27)
What the numbers show
Round Mountain 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 Round Mountain.
The biggest single gap is home insurance at $400 per year. Pottsville carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $400 per year, $8,999 from Pottsville versus $8,599 from Round Mountain.
Where the difference actually comes from
- Council rates is identical at $1,799 a year.
- Water and sewerage is identical at $1,300 a year.
- Driving commute is identical at $18,200 a year.
- Building insurance favours Round Mountain by $400 a year, $3,100 against $3,500.
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.
Fire risk is rated high in Pottsville against medium in Round Mountain, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Pottsville cumulative | Round Mountain cumulative | Difference |
|---|---|---|---|
| Year 1 | $24,799 | $24,399 | $400 |
| Year 3 | $76,651 | $75,415 | $1,236 |
| Year 5 | $131,661 | $129,538 | $2,123 |
| Year 10 | $284,293 | $279,707 | $4,586 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Pottsville or Round Mountain cheaper to live in?
Round Mountain is cheaper to run by car at $24,399 per year versus $24,799 for Pottsville, a difference of $400 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Pottsville and Round Mountain?
Annual council rates for a house are $1,799 in Pottsville (Tweed rates (OLG) and $1,799 in Round Mountain (Tweed rates (OLG). Water and sewerage adds $1,300 in Pottsville and $1,300 in Round Mountain. 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 Pottsville and Round Mountain?
Pottsville 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. Round Mountain 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 Pottsville and $2,400 from Round Mountain.
What is the 10-year cost difference between Pottsville and Round Mountain?
At 3% annual cost growth, Pottsville costs a cumulative $284,293 and Round Mountain costs $279,707 over 10 years by car. The cumulative difference is $4,586 in favour of Round Mountain. Excludes purchase price, mortgage, and personal expenses.
Which of Pottsville and Round Mountain 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.
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Sources: Tweed rates (OLG and Tweed 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.