Gillieston Heights vs Mount Dee: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Gillieston Heights and Mount Dee are both Maitland rates (OLG suburbs, sitting 127.6 km and 128.7 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
The two sit within $0 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.
Gillieston Heights
Mount Dee
Annual cost breakdown
| Category | Gillieston Heights | Mount Dee | Difference |
|---|---|---|---|
| Council rates | $1,970 | $1,970 | - |
| Water & sewerage | $1,377 | $1,377 | - |
| Commute (driving) | $17,600 | $17,600 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $3,100 | $3,100 | - |
| Body corporate (unit) | $1,800 | $1,800 | - |
| Total (driving) | $24,047 | $24,047 | - |
| Total (public transport) | $8,847 | $8,847 | - |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Gillieston Heights | Mount Dee | Difference |
|---|---|---|---|
| House | $2,148 | $2,148 | - |
| Unit | $1,716 | $1,716 | - |
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 — Gillieston Heights vs Mount Dee (2026-27)
What the numbers show
Gillieston Heights and Mount Dee cost within $0 of each other annually by car. Over ten years with 3% annual growth the gap reaches roughly $0, making running cost a minor factor in the decision.
The biggest single gap is council rates at $0 per year.
On public transport the two suburbs cost almost the same, $8,847 and $8,847 a year, so the $0 driving gap nearly closes if you commute by public transport.
10-year cumulative cost projection
| Year | Gillieston Heights cumulative | Mount Dee cumulative | Difference |
|---|---|---|---|
| Year 1 | $24,047 | $24,047 | $0 |
| Year 3 | $74,327 | $74,327 | $0 |
| Year 5 | $127,669 | $127,669 | $0 |
| Year 10 | $275,672 | $275,672 | $0 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Gillieston Heights or Mount Dee cheaper to live in?
Gillieston Heights is cheaper to run by car at $24,047 per year versus $24,047 for Mount Dee, a difference of $0 annually. Figures cover council rates, water, commute (ATO 88c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Gillieston Heights and Mount Dee?
Annual council rates for a house are $1,970 in Gillieston Heights (Maitland rates (OLG) and $1,970 in Mount Dee (Maitland rates (OLG). Water and sewerage adds $1,377 in Gillieston Heights and $1,377 in Mount Dee. 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 Gillieston Heights and Mount Dee?
Annual driving commute costs are $17,600 from Gillieston Heights and $17,600 from Mount Dee to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Gillieston Heights and $2,400 from Mount Dee.
What is the 10-year cost difference between Gillieston Heights and Mount Dee?
At 3% annual cost growth, Gillieston Heights costs a cumulative $275,672 and Mount Dee costs $275,672 over 10 years by car. The cumulative difference is $0 in favour of Gillieston Heights. Excludes purchase price, mortgage, and personal expenses.
Which of Gillieston Heights and Mount Dee 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: Maitland rates (OLG and Maitland rates (OLG 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.