Marrangaroo vs McKellars Park, true annual running costs compared 2026
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Marrangaroo and McKellars Park are both Lithgow rates (OLG suburbs, and are commonly compared by buyers weighing up running costs within the same council area.
Marrangaroo runs $11,339 a year cheaper than McKellars Park, driven mostly by the commute. Over 10 years at 3% growth that gap compounds to about $129,989.
Over 10 years, Marrangaroo costs about $130,000 less to run than McKellars Park. That's about $250 a week.
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McKellars Park
Annual cost breakdown
| Category | Marrangaroo | McKellars Park | Difference |
|---|---|---|---|
| Council rates Official, 2026-27 | $1,186 | $1,186 | - |
| Water & sewerage Estimated | $1,300 | $1,300 | - |
| Commute (driving) Modelled, 2026-27 | $6,561 | $18,200 | -$11,639 |
| Commute (public transport) Modelled, 2026-27 | $6,561 | $18,200 | -$11,639 |
| Home insurance Estimated | $1,850 | $1,550 | +$300 |
| Body corporate (unit) Estimated | $1,800 | $1,800 | - |
| Total (driving) | $10,897 | $22,236 | -$11,339 |
| Total (public transport) | $10,897 | $22,236 | -$11,339 |
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 | Marrangaroo | McKellars Park | Difference |
|---|---|---|---|
| House | $2,857 | $2,857 | - |
| Unit | $2,312 | $2,312 | - |
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, Marrangaroo vs McKellars Park (2026-27)
What the numbers show
Marrangaroo costs $11,339 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $129,989 in favour of Marrangaroo.
The biggest single gap is commute costs at $11,639 per year. McKellars Park is more than 100 km from Sydney CBD, so its driving figure is a flat regional allowance of about 20,000 km of household driving a year rather than a commute.
On public transport the gap is $11,339 per year, $10,897 from Marrangaroo versus $22,236 from McKellars Park.
Where the difference actually comes from
- Council rates is identical at $1,186 a year.
- Water and sewerage is identical at $1,300 a year.
- Driving commute favours Marrangaroo by $11,639 a year, $6,561 against $18,200.
- Building insurance favours McKellars Park by $300 a year, $1,550 against $1,850.
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 Marrangaroo against medium in McKellars Park, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Marrangaroo cumulative | McKellars Park cumulative | Difference |
|---|---|---|---|
| Year 1 | $10,897 | $22,236 | $11,339 |
| Year 3 | $33,682 | $68,729 | $35,047 |
| Year 5 | $57,854 | $118,054 | $60,200 |
| Year 10 | $124,922 | $254,911 | $129,989 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Marrangaroo or McKellars Park cheaper to live in?
Marrangaroo is cheaper to run by car at $10,897 per year versus $22,236 for McKellars Park, a difference of $11,339 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Marrangaroo and McKellars Park?
Annual council rates for a house are $1,186 in Marrangaroo (Lithgow rates (OLG) and $1,186 in McKellars Park (Lithgow rates (OLG). Water and sewerage adds $1,300 in Marrangaroo and $1,300 in McKellars Park. 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 Marrangaroo and McKellars Park?
Marrangaroo is $6,561 a year to drive to Bathurst CBD (ATO 91c/km). McKellars Park carries a flat regional driving allowance of $18,200, about 20,000 km of household driving a year, because it is more than 100 km from Sydney CBD. No daily public transport commute is assumed from either suburb, so both are costed by car.
What is the 10-year cost difference between Marrangaroo and McKellars Park?
At 3% annual cost growth, Marrangaroo costs a cumulative $124,922 and McKellars Park costs $254,911 over 10 years by car. The cumulative difference is $129,989 in favour of Marrangaroo. Excludes purchase price, mortgage, and personal expenses.
Which of Marrangaroo and McKellars Park suits you better?
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Sources: Lithgow rates (OLG and Lithgow 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.