Lagoon Grass vs Richmond Hill, true annual running costs compared 2026
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Lagoon Grass and Richmond Hill are both Lismore rates (OLG suburbs, and are commonly compared by buyers weighing up running costs within the same council area.
Richmond Hill runs $600 a year cheaper than Lagoon Grass, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $6,878.
Over 10 years the gap between these two is about $6,900, about $13 a week, and most of it is the AI-estimated insurance line.
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Richmond Hill
Annual cost breakdown
| Category | Lagoon Grass | Richmond Hill | Difference |
|---|---|---|---|
| Council rates Official, 2026-27 | $1,534 | $1,534 | - |
| Water & sewerage Estimated | $1,300 | $1,300 | - |
| Commute (driving) Modelled, 2026-27 | $18,200 | $18,200 | - |
| Commute (public transport) Modelled, 2026-27 | $18,200 | $18,200 | - |
| Home insurance Estimated | $2,800 | $2,200 | +$600 |
| Body corporate (unit) Estimated | $1,500 | $1,500 | - |
| Total (driving) | $23,834 | $23,234 | +$600 |
| Total (public transport) | $23,834 | $23,234 | +$600 |
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 | Lagoon Grass | Richmond Hill | Difference |
|---|---|---|---|
| House | $2,774 | $2,774 | - |
| Unit | $2,329 | $2,329 | - |
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, Lagoon Grass vs Richmond Hill (2026-27)
What the numbers show
Lagoon Grass and Richmond Hill differ by $600 a year by car, but $600 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 $0, so neither suburb is named cheaper here.
The biggest single gap is home insurance at $600 per year. Lagoon Grass carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $600 per year, $23,834 from Lagoon Grass versus $23,234 from Richmond Hill.
Where the difference actually comes from
- Council rates is identical at $1,534 a year.
- Water and sewerage is identical at $1,300 a year.
- Driving commute is identical at $18,200 a year.
- Building insurance favours Richmond Hill by $600 a year, $2,200 against $2,800.
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 the insurance band.
Flood risk is rated high in Lagoon Grass against medium in Richmond Hill, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Lagoon Grass cumulative | Richmond Hill cumulative | Difference |
|---|---|---|---|
| Year 1 | $23,834 | $23,234 | $600 |
| Year 3 | $73,669 | $71,814 | $1,855 |
| Year 5 | $126,538 | $123,352 | $3,186 |
| Year 10 | $273,230 | $266,352 | $6,878 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Lagoon Grass or Richmond Hill cheaper to live in?
Neither is named cheaper. Lagoon Grass runs $23,834 a year by car and Richmond Hill $23,234, but most of the $600 difference is the building insurance estimate rather than a published figure. On council rates, water and the commute, which are sourced, the gap is $0. Source: SuburbCost 2026 data.
What are council rates in Lagoon Grass and Richmond Hill?
Annual council rates for a house are $1,534 in Lagoon Grass (Lismore rates (OLG) and $1,534 in Richmond Hill (Lismore rates (OLG). Water and sewerage adds $1,300 in Lagoon Grass and $1,300 in Richmond Hill. 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 Lagoon Grass and Richmond Hill?
Lagoon Grass 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. Richmond Hill 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 Lagoon Grass and Richmond Hill?
At 3% annual cost growth, Lagoon Grass costs a cumulative $273,230 and Richmond Hill costs $266,352 over 10 years by car. The cumulative difference is $6,878 in favour of Richmond Hill. Excludes purchase price, mortgage, and personal expenses.
Which of Lagoon Grass and Richmond Hill suits you better?
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Sources: Lismore rates (OLG and Lismore 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.