Badagarang vs Bomaderry: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Badagarang and Bomaderry are both Shoalhaven rates (OLG suburbs, and are commonly compared by buyers weighing up running costs within the same council area.
Badagarang runs $800 a year cheaper than Bomaderry, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $9,171.
Over 10 years, Badagarang costs about $9,200 less to run than Bomaderry — the same as paying $9,200 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 →Badagarang
Bomaderry
Annual cost breakdown
| Category | Badagarang | Bomaderry | Difference |
|---|---|---|---|
| Council rates | $1,547 | $1,547 | - |
| Water & sewerage | $1,300 | $1,300 | - |
| Commute (driving) | $18,200 | $18,200 | - |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $2,000 | $2,800 | -$800 |
| Body corporate (unit) | $1,800 | $1,800 | - |
| Total (driving) | $23,047 | $23,847 | -$800 |
| Total (public transport) | $7,247 | $8,047 | -$800 |
Green = cheaper. Commute: ATO 91c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Badagarang | Bomaderry | Difference |
|---|---|---|---|
| House | $2,720 | $2,720 | - |
| Unit | $2,209 | $2,209 | - |
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 — Badagarang vs Bomaderry (2026-27)
What the numbers show
Badagarang costs $800 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $9,171 in favour of Badagarang.
The biggest single gap is home insurance at $800 per year. Bomaderry carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $800 per year, $7,247 from Badagarang versus $8,047 from Bomaderry.
Where the difference actually comes from
- Council rates is identical at $1,547 a year.
- Water and sewerage is identical at $1,300 a year.
- Driving commute is identical at $18,200 a year.
- Building insurance favours Badagarang by $800 a year, $2,000 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 Bomaderry against low in Badagarang, which feeds the insurance estimate. Fire risk is rated medium in Badagarang against low in Bomaderry, which feeds the insurance estimate. The catchment state school scores 6.7 in Badagarang against 3.7 in Bomaderry, on ACARA's ICSEA percentile scaled to ten.
10-year cumulative cost projection
| Year | Badagarang cumulative | Bomaderry cumulative | Difference |
|---|---|---|---|
| Year 1 | $23,047 | $23,847 | $800 |
| Year 3 | $71,236 | $73,709 | $2,473 |
| Year 5 | $122,360 | $126,607 | $4,247 |
| Year 10 | $264,208 | $273,379 | $9,171 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Badagarang or Bomaderry cheaper to live in?
Badagarang is cheaper to run by car at $23,047 per year versus $23,847 for Bomaderry, a difference of $800 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Badagarang and Bomaderry?
Annual council rates for a house are $1,547 in Badagarang (Shoalhaven rates (OLG) and $1,547 in Bomaderry (Shoalhaven rates (OLG). Water and sewerage adds $1,300 in Badagarang and $1,300 in Bomaderry. 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 Badagarang and Bomaderry?
Badagarang 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. Bomaderry 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. Public transport costs $2,400 from Badagarang and $2,400 from Bomaderry.
What is the 10-year cost difference between Badagarang and Bomaderry?
At 3% annual cost growth, Badagarang costs a cumulative $264,208 and Bomaderry costs $273,379 over 10 years by car. The cumulative difference is $9,171 in favour of Badagarang. Excludes purchase price, mortgage, and personal expenses.
Which of Badagarang and Bomaderry 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: Shoalhaven rates (OLG and Shoalhaven 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.