Bonnyrigg vs Mount Pritchard: true annual running costs compared (2026)
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Bonnyrigg and Mount Pritchard are both Fairfield rates (OLG suburbs, sitting 29.4 km and 28.5 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Bonnyrigg runs $363 a year cheaper than Mount Pritchard, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $4,162.
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 →Bonnyrigg
Mount Pritchard
Annual cost breakdown
| Category | Bonnyrigg | Mount Pritchard | Difference |
|---|---|---|---|
| Council rates | $1,030 | $1,030 | - |
| Water & sewerage | $1,548 | $1,548 | - |
| Commute (driving) | $6,498 | $6,411 | +$87 |
| Commute (public transport) | $2,400 | $2,400 | - |
| Home insurance | $1,850 | $2,300 | -$450 |
| Body corporate (unit) | $2,100 | $2,100 | - |
| Total (driving) | $10,926 | $11,289 | -$363 |
| Total (public transport) | $6,828 | $7,278 | -$450 |
Green = cheaper. Commute: ATO 91c/km, 220 working days. Insurance AI-estimated; actual premiums vary. Council rates: average residential rate (NSW, IPART-uplifted).
| Dwelling | Bonnyrigg | Mount Pritchard | 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 — Bonnyrigg vs Mount Pritchard (2026-27)
What the numbers show
Bonnyrigg costs $363 less per year to run by car. Held over ten years at 3% annual cost growth, that gap compounds to $4,162 in favour of Bonnyrigg.
The biggest single gap is home insurance at $450 per year. Mount Pritchard carries medium flood risk, which pushes estimated premiums higher.
On public transport the gap is $450 per year, $6,828 from Bonnyrigg versus $7,278 from Mount Pritchard.
Where the difference actually comes from
- Council rates is identical at $1,030 a year.
- Water and sewerage is identical at $1,548 a year.
- Driving commute favours Mount Pritchard by $87 a year, $6,411 against $6,498.
- Building insurance favours Bonnyrigg by $450 a year, $1,850 against $2,300.
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 medium in Mount Pritchard against low in Bonnyrigg, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Bonnyrigg cumulative | Mount Pritchard cumulative | Difference |
|---|---|---|---|
| Year 1 | $10,926 | $11,289 | $363 |
| Year 3 | $33,771 | $34,893 | $1,122 |
| Year 5 | $58,008 | $59,935 | $1,927 |
| Year 10 | $125,254 | $129,416 | $4,162 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Bonnyrigg or Mount Pritchard cheaper to live in?
Bonnyrigg is cheaper to run by car at $10,926 per year versus $11,289 for Mount Pritchard, a difference of $363 annually. Figures cover council rates, water, commute (ATO 91c/km), and home insurance. Source: SuburbCost 2026 data.
What are council rates in Bonnyrigg and Mount Pritchard?
Annual council rates for a house are $1,030 in Bonnyrigg (Fairfield rates (OLG) and $1,030 in Mount Pritchard (Fairfield rates (OLG). Water and sewerage adds $1,548 in Bonnyrigg and $1,548 in Mount Pritchard. 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 Bonnyrigg and Mount Pritchard?
Annual driving commute costs are $6,498 from Bonnyrigg and $6,411 from Mount Pritchard to Sydney CBD (ATO 91c/km). Public transport costs $2,400 from Bonnyrigg and $2,400 from Mount Pritchard.
What is the 10-year cost difference between Bonnyrigg and Mount Pritchard?
At 3% annual cost growth, Bonnyrigg costs a cumulative $125,254 and Mount Pritchard costs $129,416 over 10 years by car. The cumulative difference is $4,162 in favour of Bonnyrigg. Excludes purchase price, mortgage, and personal expenses.
Which of Bonnyrigg and Mount Pritchard 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: Fairfield rates (OLG and Fairfield 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.