Smithfield vs Trinity Beach: true annual running costs compared (2026)
Last updated July 2026 · council rates 2026-27 (QLD), ATO 88c/km, Translink fares, AER electricity benchmarks
Smithfield and Trinity Beach are both Cairns Regional Council suburbs, sitting 14 km and 16.3 km from Brisbane CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Smithfield runs $483 a year cheaper than Trinity Beach, driven mostly by the commute. Over 10 years at 3% growth that gap compounds to about $5,537.
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 →Smithfield
Trinity Beach
Annual cost breakdown
| Category | Smithfield | Trinity Beach | Difference |
|---|---|---|---|
| Council rates | $1,165 | $1,165 | - |
| Water & sewerage | $1,765 | $1,765 | - |
| Commute (driving) | $3,903 | $4,386 | -$483 |
| Commute (public transport) | $192 | $192 | - |
| Home insurance | $6,800 | $6,800 | - |
| Body corporate (unit) | $2,800 | $2,800 | - |
| Total (driving) | $13,633 | $14,116 | -$483 |
| Total (public transport) | $9,922 | $9,922 | - |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: minimum residential general rate (QLD).
| Dwelling | Smithfield | Trinity Beach | Difference |
|---|---|---|---|
| House | $2,218 | $2,218 | - |
| Unit | $1,773 | $1,773 | - |
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 — Smithfield vs Trinity Beach (2026-27)
What the numbers show
Smithfield costs $483 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $5,537 in favour of Smithfield.
The biggest single gap is commute costs at $483 per year. Trinity Beach is 16.3 km from Brisbane CBD, which drives higher annual driving costs at the ATO rate of 88c/km.
On public transport the two suburbs cost almost the same, $9,922 and $9,922 a year, so the $483 driving gap nearly closes if you commute by public transport.
10-year cumulative cost projection
| Year | Smithfield cumulative | Trinity Beach cumulative | Difference |
|---|---|---|---|
| Year 1 | $13,633 | $14,116 | $483 |
| Year 3 | $42,138 | $43,631 | $1,493 |
| Year 5 | $72,379 | $74,944 | $2,565 |
| Year 10 | $156,287 | $161,824 | $5,537 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Smithfield or Trinity Beach cheaper to live in?
Smithfield is cheaper to run by car at $13,633 per year versus $14,116 for Trinity Beach, a difference of $483 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Smithfield and Trinity Beach?
Annual council rates for a house are $1,165 in Smithfield (Cairns Regional Council) and $1,165 in Trinity Beach (Cairns Regional Council). Water and sewerage adds $1,765 in Smithfield and $1,765 in Trinity Beach. Both figures are the minimum residential general rate; properties on higher land value pay more.
How does the commute cost compare between Smithfield and Trinity Beach?
Annual driving commute costs are $3,903 from Smithfield and $4,386 from Trinity Beach to Brisbane CBD (ATO 88c/km). Public transport costs $192 from Smithfield and $192 from Trinity Beach.
What is the 10-year cost difference between Smithfield and Trinity Beach?
At 3% annual cost growth, Smithfield costs a cumulative $156,287 and Trinity Beach costs $161,824 over 10 years by car. The cumulative difference is $5,537 in favour of Smithfield. Excludes purchase price, mortgage, and personal expenses.
Which of Smithfield and Trinity Beach 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.
Related comparisons
Sources: Cairns Regional Council and Cairns Regional 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.