Rochedale South vs Underwood: true annual running costs compared (2026)
Last updated July 2026 · council rates 2026-27 (QLD), ATO 88c/km, Translink fares, AER electricity benchmarks
Rochedale South and Underwood are both Logan City Council suburbs, sitting 17.8 km and 17.6 km from Brisbane CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
The two sit within $238 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 →Rochedale South
Underwood
Annual cost breakdown
| Category | Rochedale South | Underwood | Difference |
|---|---|---|---|
| Council rates | $1,816 | $1,816 | - |
| Water & sewerage | $2,149 | $2,149 | - |
| Commute (driving) | $4,677 | $4,639 | +$38 |
| Commute (public transport) | $192 | $192 | - |
| Home insurance | $2,200 | $2,000 | +$200 |
| Body corporate (unit) | $2,200 | $2,800 | -$600 |
| Total (driving) | $10,842 | $10,604 | +$238 |
| Total (public transport) | $6,357 | $6,157 | +$200 |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: minimum residential general rate (QLD).
| Dwelling | Rochedale South | Underwood | Difference |
|---|---|---|---|
| House | $1,976 | $1,976 | - |
| Unit | $1,591 | $1,591 | - |
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 — Rochedale South vs Underwood (2026-27)
What the numbers show
Rochedale South and Underwood cost within $238 of each other annually by car. Over ten years with 3% annual growth the gap reaches roughly $2,728, making running cost a minor factor in the decision.
The biggest single gap is home insurance at $200 per year.
On public transport the gap is $200 per year, $6,357 from Rochedale South versus $6,157 from Underwood.
10-year cumulative cost projection
| Year | Rochedale South cumulative | Underwood cumulative | Difference |
|---|---|---|---|
| Year 1 | $10,842 | $10,604 | $238 |
| Year 3 | $33,512 | $32,776 | $736 |
| Year 5 | $57,562 | $56,298 | $1,264 |
| Year 10 | $124,291 | $121,563 | $2,728 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Rochedale South or Underwood cheaper to live in?
Underwood is cheaper to run by car at $10,604 per year versus $10,842 for Rochedale South, a difference of $238 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Rochedale South and Underwood?
Annual council rates for a house are $1,816 in Rochedale South (Logan City Council) and $1,816 in Underwood (Logan City Council). Water and sewerage adds $2,149 in Rochedale South and $2,149 in Underwood. Both figures are the minimum residential general rate; properties on higher land value pay more.
How does the commute cost compare between Rochedale South and Underwood?
Annual driving commute costs are $4,677 from Rochedale South and $4,639 from Underwood to Brisbane CBD (ATO 88c/km). Public transport costs $192 from Rochedale South and $192 from Underwood.
What is the 10-year cost difference between Rochedale South and Underwood?
At 3% annual cost growth, Rochedale South costs a cumulative $124,291 and Underwood costs $121,563 over 10 years by car. The cumulative difference is $2,728 in favour of Underwood. Excludes purchase price, mortgage, and personal expenses.
Which of Rochedale South and Underwood 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: Logan City Council and Logan City Council 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.