Southbrook vs Umbiram, true annual running costs compared 2026
Last updated July 2026 · council rates 2026-27 (QLD), ATO 91c/km, Translink fares, AER electricity benchmarks
Southbrook and Umbiram are both Toowoomba Regional Council suburbs, sitting 25.3 km and 20.9 km from Toowoomba CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Umbiram runs $550 a year cheaper than Southbrook, driven mostly by the commute. Over 10 years at 3% growth that gap compounds to about $6,305.
Over 10 years, Umbiram costs about $6,300 less to run than Southbrook. That's about $12 a week.
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Umbiram
Annual cost breakdown
| Category | Southbrook | Umbiram | Difference |
|---|---|---|---|
| Council rates Official, 2026-27 | $1,444 | $1,444 | - |
| Water & sewerage Official, 2026-27 | $2,188 | $2,188 | - |
| Commute (driving) Modelled, 2026-27 | $6,045 | $5,395 | +$650 |
| Commute (public transport) Modelled, 2026-27 | $192 | $192 | - |
| Home insurance Estimated | $2,150 | $2,250 | -$100 |
| Body corporate (unit) Estimated | $1,500 | $1,400 | +$100 |
| Total (driving) | $11,827 | $11,277 | +$550 |
| Total (public transport) | $5,974 | $6,074 | -$100 |
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: minimum residential general rate (QLD).
| Dwelling | Southbrook | Umbiram | Difference |
|---|---|---|---|
| House | $2,274 | $2,274 | - |
| Unit | $1,870 | $1,870 | - |
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, Southbrook vs Umbiram (2026-27)
What the numbers show
Umbiram costs $550 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $6,305 in favour of Umbiram.
The biggest single gap is commute costs at $650 per year. Southbrook is 25.3 km from Toowoomba CBD, which drives higher annual driving costs at the ATO rate of 91c/km.
On public transport the two suburbs cost almost the same, $5,974 and $6,074 a year, so the $550 driving gap nearly closes if you commute by public transport.
Where the difference actually comes from
- Council rates is identical at $1,444 a year.
- Water and sewerage is identical at $2,188 a year.
- Driving commute favours Umbiram by $650 a year, $5,395 against $6,045.
- Building insurance favours Southbrook by $100 a year, $2,150 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.
10-year cumulative cost projection
| Year | Southbrook cumulative | Umbiram cumulative | Difference |
|---|---|---|---|
| Year 1 | $11,827 | $11,277 | $550 |
| Year 3 | $36,556 | $34,856 | $1,700 |
| Year 5 | $62,791 | $59,871 | $2,920 |
| Year 10 | $135,583 | $129,278 | $6,305 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Southbrook or Umbiram cheaper to live in?
Umbiram is cheaper to run by car at $11,277 per year versus $11,827 for Southbrook, a difference of $550 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Southbrook and Umbiram?
Annual council rates for a house are $1,444 in Southbrook (Toowoomba Regional Council) and $1,444 in Umbiram (Toowoomba Regional Council). Water and sewerage adds $2,188 in Southbrook and $2,188 in Umbiram. Both figures are the minimum residential general rate; properties on higher land value pay more.
How does the commute cost compare between Southbrook and Umbiram?
Annual driving commute costs are $6,045 from Southbrook and $5,395 from Umbiram to Toowoomba CBD (ATO 91c/km). Public transport costs $192 from Southbrook and $192 from Umbiram.
What is the 10-year cost difference between Southbrook and Umbiram?
At 3% annual cost growth, Southbrook costs a cumulative $135,583 and Umbiram costs $129,278 over 10 years by car. The cumulative difference is $6,305 in favour of Umbiram. Excludes purchase price, mortgage, and personal expenses.
Which of Southbrook and Umbiram suits you better?
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Sources: Toowoomba Regional Council and Toowoomba Regional Council 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.