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Full Investment Property Financial Modelling

Model the true after-tax return of any Australian investment property — cashflow, tax, depreciation, IRR and 30-year projections. Inputs update results instantly. Upgrade to unlock projections, IRR and all charts.

Purchase Price$750k
Deposit20% ($150k)
Interest Rate6.50% p.a.
Loan Term30 years
Weekly Rent$600/wk
Vacancy Allowance2% (~1 wks/yr)
Annual Rent Growth3.0% p.a.
Property Management8% of rent
Council Rates$2k/yr
Water Rates$800/yr
Landlord Insurance$2k/yr
Maintenance0.5% of value/yr ($4k)

0.5–1% typical. Scales with property value over time.

Strata / Body CorpNone (house)
Div 43 — Building$5k/yr

2.5%/yr of construction cost. New builds only; not available on pre-2017 second-hand properties.

Div 40 — Fittings$2k/yr

Plant & equipment. Requires a quantity surveyor's depreciation schedule.

Annual Taxable Income$120k

Your income excluding the property. Used to determine marginal tax rate and tax benefit.

Capital Growth Assumption5.0% p.a.
Hold Period30 years

Year 1 — After-Tax Weekly Cost

$192

Negatively geared — costs $10k per year after tax

Gross Yield

4.16%

of purchase price

Net Yield

2.68%

after expenses

Year 1 Tax Benefit

$9k

annual ATO saving

Upfront Cash

$180k

incl. $28k stamp duty

Upfront Costs

Deposit

$150k

Stamp Duty (NSW)

$28k

Conveyancing

$2k

Total Required

$180k

Who Pays the Bills? (Year 1)

Total annual cash cost: $49k — split between tenant rent, tax saving and your contribution

Tenant$31k/yr

62% of total bills

Taxman$9k/yr

18% of total bills

You$10k/yr

20% of total bills

Year 1 Income & Expenses

Gross Rental Income +$31k
Property Management -$2k
Net Rent Received +$28k
Loan Interest -$39k
Council + Water Rates -$3k
Insurance -$2k
Maintenance (0.5%) -$4k
Pre-tax Cash Flow -$19k
Div 43 + Div 40 Depreciation (non-cash deduction)-$7k
Taxable Rental Loss / Income -$26k
ATO Tax Benefit (33% rate) +$9k
After-Tax Cash Flow -$10k
Weekly After-Tax Cost / Surplus $192

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Before & After-Tax Cash Flow — 30-Year Projection

Property Value vs Loan Balance

Year-by-Year Projections

YrProperty ValueLoan BalanceEquityGross RentPre-taxTax BenefitAfter-taxCum. Cost
1$750k$600k$150k$31k-$19k+$9k-$10k$10k

If Sold After 30 Years

Estimated Sale Price

$3.09m

Capital Gain

$2.34m

CGT Payable (50% disc.)

$380k

Loan Repaid

$600k

Selling Costs (~2.5%)

$77k

Net Sale Proceeds

$2.03m

Internal Rate of Return (IRR)

After-tax return on your equity, including all cashflows and sale proceeds

7.4%

Estimates only. Uses 2024–25 ATO tax rates (incl. 2% Medicare levy). Stamp duty uses standard investor rates — first home buyer concessions may apply. LMI varies by lender. Div 43 applies to qualifying new builds only; Div 40 requires a quantity surveyor schedule. CGT 50% discount assumed (held >12 months). Selling costs estimated at 2.5%. Not financial or tax advice — consult a licensed adviser.