Marrangaroo vs Mckellars Park: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 88c/km, Opal & Translink fares, AER electricity benchmarks
Marrangaroo and Mckellars Park are both Lithgow rates (OLG suburbs, sitting 112 km and 107.3 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Mckellars Park runs $400 a year cheaper than Marrangaroo, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $4,586.
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 →Marrangaroo
Mckellars Park
Annual cost breakdown
| Category | Marrangaroo | Mckellars Park | Difference |
|---|---|---|---|
| Council rates | $1,186 | $1,186 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $17,600 | $17,600 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $2,400 | $2,000 | +$400 |
| Body corporate (unit) | $1,800 | $1,800 | - |
| Total (driving) | $22,486 | $22,086 | +$400 |
| Total (public transport) | $7,286 | $6,886 | +$400 |
Green = cheaper. Commute: ATO 88c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Marrangaroo | Mckellars Park | Difference |
|---|---|---|---|
| House | $2,554 | $2,554 | - |
| Unit | $2,020 | $2,020 | - |
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 — Marrangaroo vs Mckellars Park (2026-27)
What the numbers show
Mckellars Park costs $400 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $4,586 in favour of Mckellars Park.
The biggest single gap is home insurance at $400 per year.
On public transport the gap is $400 per year, $7,286 from Marrangaroo versus $6,886 from Mckellars Park.
10-year cumulative cost projection
| Year | Marrangaroo cumulative | Mckellars Park cumulative | Difference |
|---|---|---|---|
| Year 1 | $22,486 | $22,086 | $400 |
| Year 3 | $69,502 | $68,266 | $1,236 |
| Year 5 | $119,381 | $117,258 | $2,123 |
| Year 10 | $257,777 | $253,191 | $4,586 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Marrangaroo or Mckellars Park cheaper to live in?
Mckellars Park is cheaper to run by car at $22,086 per year versus $22,486 for Marrangaroo, a difference of $400 annually. Figures cover council rates, water, commute (ATO 88c/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?
Annual driving commute costs are $17,600 from Marrangaroo and $17,600 from Mckellars Park to Sydney CBD (ATO 88c/km). Public transport costs $2,400 from Marrangaroo and $2,400 from Mckellars Park.
What is the 10-year cost difference between Marrangaroo and Mckellars Park?
At 3% annual cost growth, Marrangaroo costs a cumulative $257,777 and Mckellars Park costs $253,191 over 10 years by car. The cumulative difference is $4,586 in favour of Mckellars Park. Excludes purchase price, mortgage, and personal expenses.
Which of Marrangaroo and Mckellars Park 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: Lithgow rates (OLG and Lithgow 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.