Como vs Jannali, true annual running costs compared 2026
Last updated July 2026 · council rates current NSW schedules, ATO 91c/km, Opal & Translink fares, AER electricity benchmarks
Como and Jannali are both Sutherland rates (OLG suburbs, sitting 19.8 km and 20.9 km from Sydney CBD respectively, and are commonly compared by buyers weighing up running costs within the same council area.
Jannali runs $362 a year cheaper than Como, driven mostly by home insurance. Over 10 years at 3% growth that gap compounds to about $4,150.
Over 10 years the gap between these two is about $4,200, about $8 a week, and most of it is the AI-estimated insurance line.
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Jannali
Annual cost breakdown
| Category | Como | Jannali | Difference |
|---|---|---|---|
| Council rates Official, 2026-27 | $1,617 | $1,617 | - |
| Water & sewerage Official, 2026-27 | $1,548 | $1,548 | - |
| Commute (driving) Modelled, 2026-27 | $5,207 | $5,395 | -$188 |
| Commute (public transport) Modelled, 2026-27 | $2,386 | $2,400 | -$14 |
| Home insurance Estimated | $2,100 | $1,550 | +$550 |
| Body corporate (unit) Estimated | $2,300 | $2,300 | - |
| Total (driving) | $10,472 | $10,110 | +$362 |
| Total (public transport) | $7,651 | $7,115 | +$536 |
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 | Como | Jannali | 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, Como vs Jannali (2026-27)
What the numbers show
Como and Jannali differ by $362 a year by car, but $550 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 $188, so neither suburb is named cheaper here.
The biggest single gap is home insurance at $550 per year. Como carries high flood risk, which pushes estimated premiums higher.
On public transport the gap is $536 per year, $7,651 from Como versus $7,115 from Jannali.
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 Como by $188 a year, $5,207 against $5,395.
- Building insurance favours Jannali by $550 a year, $1,550 against $2,100.
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 Como against low in Jannali, which feeds the insurance estimate. Fire risk is rated medium in Jannali against low in Como, which feeds the insurance estimate.
10-year cumulative cost projection
| Year | Como cumulative | Jannali cumulative | Difference |
|---|---|---|---|
| Year 1 | $10,472 | $10,110 | $362 |
| Year 3 | $32,368 | $31,249 | $1,119 |
| Year 5 | $55,597 | $53,675 | $1,922 |
| Year 10 | $120,050 | $115,900 | $4,150 |
Assumes 3% annual cost growth. Excludes purchase price, mortgage, and personal expenses.
Frequently asked questions
Is Como or Jannali cheaper to live in?
Neither is named cheaper. Como runs $10,472 a year by car and Jannali $10,110, but most of the $362 difference is the building insurance estimate rather than a published figure. On council rates, water and the commute, which are sourced, the gap is $188. Source: SuburbCost 2026 data.
What are council rates in Como and Jannali?
Annual council rates for a house are $1,617 in Como (Sutherland rates (OLG) and $1,617 in Jannali (Sutherland rates (OLG). Water and sewerage adds $1,548 in Como and $1,548 in Jannali. 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 Como and Jannali?
Annual driving commute costs are $5,207 from Como and $5,395 from Jannali to Sydney CBD (ATO 91c/km). Public transport costs $2,386 from Como and $2,400 from Jannali.
What is the 10-year cost difference between Como and Jannali?
At 3% annual cost growth, Como costs a cumulative $120,050 and Jannali costs $115,900 over 10 years by car. The cumulative difference is $4,150 in favour of Jannali. Excludes purchase price, mortgage, and personal expenses.
Which of Como and Jannali suits you better?
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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 insurance estimates from ACCC premium rates. Data updated July 2026.