Rocky Point vs Tacoma South, true annual running costs compared 2026
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Rocky Point and Tacoma South are both Central Coast rates (OLG suburbs, sitting 68.3 km and 67.6 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Rocky Point runs $622 a year cheaper than Tacoma South, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $7,131.
Over 10 years the gap between these two is about $7,100, about $14 a week, and most of it is the AI-estimated insurance line.
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Tacoma South
Annual cost breakdown
| Category | Rocky Point | Tacoma South | Difference |
|---|---|---|---|
| Council rates Official, 2026-27 | $1,454 | $1,454 | - |
| Water & sewerage Estimated | $1,300 | $1,300 | - |
| Commute (driving) Modelled, 2026-27 | $3,490 | $3,662 | -$172 |
| Commute (public transport) Modelled, 2026-27 | $2,400 | $2,400 | - |
| Home insurance Estimated | $1,800 | $2,250 | -$450 |
| Body corporate (unit) Estimated | $1,800 | $1,800 | - |
| Total (driving) | $8,044 | $8,666 | -$622 |
| Total (public transport) | $6,954 | $7,404 | -$450 |
Totals exclude electricity, estimated separately below. Green = cheaper. Commute: ATO 91c/km, 220 working days. Insurance estimated from ACCC premium rates; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Rocky Point | Tacoma South | Difference |
|---|---|---|---|
| House | $2,342 | $2,342 | - |
| Unit | $1,909 | $1,909 | - |
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, Rocky Point vs Tacoma South (2026-27)
What the numbers show
Rocky Point and Tacoma South differ by $622 a year by car, but $450 of that is the building insurance estimate rather than a published figure. On the sourced costs, council rates, water and the commute, the gap is $172, so neither suburb is named cheaper here.
The biggest single gap is home insurance at $450 per year. Tacoma South carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $450 per year, $6,954 from Rocky Point versus $7,404 from Tacoma South.
Where the difference actually comes from
- Council rates is identical at $1,454 a year.
- Water and sewerage is identical at $1,300 a year.
- Driving commute favours Rocky Point by $172 a year, $3,490 against $3,662.
- Building insurance favours Rocky Point by $450 a year, $1,800 against $2,250.
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 commute distance and the insurance band.
Fire risk is rated high in Tacoma South against low in Rocky Point, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Rocky Point cumulative | Tacoma South cumulative | Difference |
|---|---|---|---|
| Year 1 | $8,044 | $8,666 | $622 |
| Year 3 | $24,863 | $26,786 | $1,923 |
| Year 5 | $42,707 | $46,009 | $3,302 |
| Year 10 | $92,215 | $99,346 | $7,131 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Rocky Point or Tacoma South cheaper to live in?
Neither is named cheaper. Rocky Point runs $8,044 a year by car and Tacoma South $8,666, but most of the $622 difference is the building insurance estimate rather than a published figure. On council rates, water and the commute, which are sourced, the gap is $172. Source: SuburbCost 2026 data.
What are council rates in Rocky Point and Tacoma South?
Annual council rates for a house are $1,454 in Rocky Point (Central Coast rates (OLG) and $1,454 in Tacoma South (Central Coast rates (OLG). Water and sewerage adds $1,300 in Rocky Point and $1,300 in Tacoma South. 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 Rocky Point and Tacoma South?
Annual driving commute costs are $3,490 from Rocky Point and $3,662 from Tacoma South to Sydney CBD (ATO 91c/km). Public transport costs $2,400 from Rocky Point and $2,400 from Tacoma South.
What is the 10-year cost difference between Rocky Point and Tacoma South?
At 3% annual cost growth, Rocky Point costs a cumulative $92,215 and Tacoma South costs $99,346 over 10 years by car. The cumulative difference is $7,131 in favour of Rocky Point. Excludes purchase price, mortgage, and personal expenses.
Which of Rocky Point and Tacoma South suits you better?
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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 91c/km, and SuburbCost insurance estimates from ACCC premium rates. Data updated July 2026.