Grays Point vs Gymea Bay: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Grays Point and Gymea Bay are both Sutherland rates (OLG suburbs, sitting 23.8 km and 23.1 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Gymea Bay runs $752 a year cheaper than Grays Point, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $8,621.
Over 10 years, Gymea Bay costs about $8,600 less to run than Grays Point — the same as paying $8,600 less for the home. It's the cost no listing shows you.
Get the free report: 10-year costs, flood & fire risk, crime, schools and overall verdict →Grays Point
Gymea Bay
Annual cost breakdown
| Category | Grays Point | Gymea Bay | Difference |
|---|---|---|---|
| Council rates | $1,617 | $1,617 | - |
| Water & sewerage | $1,548 | $1,548 | - |
| Commute (driving) | $5,843 | $5,741 | +$102 |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $2,950 | $2,300 | +$650 |
| Body corporate (unit) | $2,300 | $2,300 | - |
| Total (driving) | $11,958 | $11,206 | +$752 |
| Total (public transport) | $8,515 | $7,865 | +$650 |
Green = cheaper. Commute: ATO 91c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Grays Point | Gymea Bay | 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 — Grays Point vs Gymea Bay (2026-27)
What the numbers show
Gymea Bay costs $752 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $8,621 in favour of Gymea Bay.
The biggest single gap is home insurance at $650 per year. Grays Point carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $650 per year, $8,515 from Grays Point versus $7,865 from Gymea Bay.
Where the difference actually comes from
- Council rates is identical at $1,617 a year.
- Water and sewerage is identical at $1,548 a year.
- Driving commute favours Gymea Bay by $102 a year, $5,741 against $5,843.
- Building insurance favours Gymea Bay by $650 a year, $2,300 against $2,950.
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.
Flood risk is rated high in Grays Point against medium in Gymea Bay, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Grays Point cumulative | Gymea Bay cumulative | Difference |
|---|---|---|---|
| Year 1 | $11,958 | $11,206 | $752 |
| Year 3 | $36,961 | $34,637 | $2,324 |
| Year 5 | $63,487 | $59,494 | $3,993 |
| Year 10 | $137,085 | $128,464 | $8,621 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Grays Point or Gymea Bay cheaper to live in?
Gymea Bay is cheaper to run by car at $11,206 per year versus $11,958 for Grays Point, a difference of $752 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Grays Point and Gymea Bay?
Annual council rates for a house are $1,617 in Grays Point (Sutherland rates (OLG) and $1,617 in Gymea Bay (Sutherland rates (OLG). Water and sewerage adds $1,548 in Grays Point and $1,548 in Gymea Bay. 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 Grays Point and Gymea Bay?
Annual driving commute costs are $5,843 from Grays Point and $5,741 from Gymea Bay to Sydney CBD (ATO 91c/km). Public transport costs $2,400 from Grays Point and $2,400 from Gymea Bay.
What is the 10-year cost difference between Grays Point and Gymea Bay?
At 3% annual cost growth, Grays Point costs a cumulative $137,085 and Gymea Bay costs $128,464 over 10 years by car. The cumulative difference is $8,621 in favour of Gymea Bay. Excludes purchase price, mortgage, and personal expenses.
Which of Grays Point and Gymea Bay 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.
Related comparisons
Sources: Sutherland rates (OLG and Sutherland rates (OLG rate data, water utility pricing (QLD: Queensland Urban Utilities / Unitywater; NSW: Sydney Water / Hunter Water), ATO 91c/km, and SuburbCost AI insurance estimates. Data updated July 2026.