Tacoma vs Wadalba, true annual running costs compared 2026
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Tacoma and Wadalba are both Central Coast rates (OLG suburbs, sitting 68.2 km and 70.2 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Wadalba runs $699 a year cheaper than Tacoma, driven mostly by the commute. Over 10 years at 3% growth that gap compounds to about $8,013.
Over 10 years, Wadalba costs about $8,000 less to run than Tacoma. That's about $15 a week.
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Wadalba
Annual cost breakdown
| Category | Tacoma | Wadalba | Difference |
|---|---|---|---|
| Council rates Official, 2026-27 | $1,454 | $1,454 | - |
| Water & sewerage Estimated | $1,300 | $1,300 | - |
| Commute (driving) Modelled, 2026-27 | $3,515 | $3,066 | +$449 |
| Commute (public transport) Modelled, 2026-27 | $2,400 | $2,400 | - |
| Home insurance Estimated | $2,250 | $2,000 | +$250 |
| Body corporate (unit) Estimated | $1,800 | $1,800 | - |
| Total (driving) | $8,519 | $7,820 | +$699 |
| Total (public transport) | $7,404 | $7,154 | +$250 |
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 | Tacoma | Wadalba | 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, Tacoma vs Wadalba (2026-27)
What the numbers show
Wadalba costs $699 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $8,013 in favour of Wadalba.
The biggest single gap is commute costs at $449 per year. Wadalba is 70.2 km from Sydney CBD, which drives higher annual driving costs at the ATO rate of 91c/km.
On public transport the gap is $250 per year, $7,404 from Tacoma versus $7,154 from Wadalba.
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 Wadalba by $449 a year, $3,066 against $3,515.
- Building insurance favours Wadalba by $250 a year, $2,000 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 against medium in Wadalba, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Tacoma cumulative | Wadalba cumulative | Difference |
|---|---|---|---|
| Year 1 | $8,519 | $7,820 | $699 |
| Year 3 | $26,331 | $24,171 | $2,160 |
| Year 5 | $45,229 | $41,517 | $3,712 |
| Year 10 | $97,661 | $89,648 | $8,013 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Tacoma or Wadalba cheaper to live in?
Wadalba is cheaper to run by car at $7,820 per year versus $8,519 for Tacoma, a difference of $699 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Tacoma and Wadalba?
Annual council rates for a house are $1,454 in Tacoma (Central Coast rates (OLG) and $1,454 in Wadalba (Central Coast rates (OLG). Water and sewerage adds $1,300 in Tacoma and $1,300 in Wadalba. 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 Tacoma and Wadalba?
Annual driving commute costs are $3,515 from Tacoma and $3,066 from Wadalba to Sydney CBD (ATO 91c/km). Public transport costs $2,400 from Tacoma and $2,400 from Wadalba.
What is the 10-year cost difference between Tacoma and Wadalba?
At 3% annual cost growth, Tacoma costs a cumulative $97,661 and Wadalba costs $89,648 over 10 years by car. The cumulative difference is $8,013 in favour of Wadalba. Excludes purchase price, mortgage, and personal expenses.
Which of Tacoma and Wadalba 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.