Killarney Heights vs Middle Cove, true annual running costs compared 2026
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Killarney Heights (Northern Beaches rates (OLG) and Middle Cove (Willoughby rates (OLG) attract comparison from buyers considering suburbs across different council areas at similar distances from Sydney CBD (10.3 km and 8.6 km).
The two sit within $128 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.
Over 10 years the gap between these two is about $1,500, about $3 a week, and most of it is the AI-estimated insurance line.
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Middle Cove
Annual cost breakdown
| Category | Killarney Heights | Middle Cove | Difference |
|---|---|---|---|
| Council rates Official, 2026-27 | $1,766 | $1,341 | +$425 |
| Water & sewerage Official, 2026-27 | $1,548 | $1,548 | - |
| Commute (driving) Modelled, 2026-27 | $3,135 | $2,682 | +$453 |
| Commute (public transport) Modelled, 2026-27 | $2,386 | $1,920 | +$466 |
| Home insurance Estimated | $1,850 | $2,600 | -$750 |
| Body corporate (unit) Estimated | $2,600 | $2,600 | - |
| Total (driving) | $8,299 | $8,171 | +$128 |
| Total (public transport) | $7,550 | $7,409 | +$141 |
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 | Killarney Heights | Middle Cove | Difference |
|---|---|---|---|
| House | $2,342 | $2,342 | - |
| Unit | $1,909 | $1,909 | - |
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, Killarney Heights vs Middle Cove (2026-27)
What the numbers show
Killarney Heights and Middle Cove differ by $128 a year by car, but $750 of that is the building insurance estimate rather than a published figure. On the sourced costs, council rates, water and the commute, the gap is $878, so neither suburb is named cheaper here.
The biggest single gap is home insurance at $750 per year. Middle Cove carries medium flood risk, which pushes estimated premiums higher.
On public transport the two suburbs cost almost the same, $7,550 and $7,409 a year, so the $128 driving gap nearly closes if you commute by public transport.
Where the difference actually comes from
- Council rates favours Middle Cove by $425 a year, $1,341 against $1,766.
- Water and sewerage is identical at $1,548 a year.
- Driving commute favours Middle Cove by $453 a year, $2,682 against $3,135.
- Building insurance favours Killarney Heights by $750 a year, $1,850 against $2,600.
They sit in different council areas, so the rates line is set by two different councils. For NSW that figure is the average residential rate reported to the Office of Local Government, uplifted by that council's IPART rate peg.
Flood risk is rated medium in Middle Cove against low in Killarney Heights, which feeds the insurance estimate. Fire risk is rated high in Killarney Heights against medium in Middle Cove, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Killarney Heights cumulative | Middle Cove cumulative | Difference |
|---|---|---|---|
| Year 1 | $8,299 | $8,171 | $128 |
| Year 3 | $25,651 | $25,256 | $395 |
| Year 5 | $44,061 | $43,381 | $680 |
| Year 10 | $95,139 | $93,671 | $1,468 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Killarney Heights or Middle Cove cheaper to live in?
Neither is named cheaper. Killarney Heights runs $8,299 a year by car and Middle Cove $8,171, but most of the $128 difference is the building insurance estimate rather than a published figure. On council rates, water and the commute, which are sourced, the gap is $878. Source: SuburbCost 2026 data.
What are council rates in Killarney Heights and Middle Cove?
Annual council rates for a house are $1,766 in Killarney Heights (Northern Beaches rates (OLG) and $1,341 in Middle Cove (Willoughby rates (OLG). Water and sewerage adds $1,548 in Killarney Heights and $1,548 in Middle Cove. 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 Killarney Heights and Middle Cove?
Annual driving commute costs are $3,135 from Killarney Heights and $2,682 from Middle Cove to Sydney CBD (ATO 91c/km). Public transport costs $2,386 from Killarney Heights and $1,920 from Middle Cove.
What is the 10-year cost difference between Killarney Heights and Middle Cove?
At 3% annual cost growth, Killarney Heights costs a cumulative $95,139 and Middle Cove costs $93,671 over 10 years by car. The cumulative difference is $1,468 in favour of Middle Cove. Excludes purchase price, mortgage, and personal expenses.
Which of Killarney Heights and Middle Cove suits you better?
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Sources: Northern Beaches rates (OLG and Willoughby 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.