Property Details
Monthly Breakdown
Gross Rental Yield
Annual rent ÷ property value. A quick comparison metric — does not account for costs
Net Rental Yield
(Rent − Expenses) × 12 ÷ property value. More accurate than gross — includes all operating costs
Capitalisation Rate
NOI ÷ property value. Compare properties independent of financing structure
Cash-on-Cash Return
Annual cash flow ÷ cash invested. Measures actual return on your down payment
Four Metrics Every Landlord Must Know
Cap rate, gross yield, cash-on-cash return, and NOI. A property that looks attractive at first glance can destroy wealth once you factor in management fees, maintenance, void periods, and financing. Calculate all four before you commit.
Reading Your Rental Numbers
Positive monthly cash flow is the holy grail — the property pays for itself and generates income. But in high-price markets (San Francisco, London), negative cash flow is common. Investors accept this when they expect strong capital appreciation to compensate over 10+ years.
The 1% rule (US) states monthly rent should be ≥ 1% of purchase price. A $300k property should rent for $3,000/month. This rule is rarely achievable in premium markets but remains a useful screening filter for cash-flow-first investors.
Stress-test first: Always model what happens if the interest rate rises 2–3% and vacancy doubles. If the property still survives financially in that scenario, it's a robust investment.
What Is a Good Rental Yield?
🇺🇸 United States — Net yield 5–8%
Midwest and South markets offer highest yields (7–10%). Coastal cities (NYC, LA, SF) typically yield 2–4% gross. Cap rates of 5–7% are broadly acceptable for residential.
🇬🇧 United Kingdom — Gross yield 5–7%
UK net yields after all costs: 3–5%. Northern England and Scotland often yield 6–8% gross; London typically 3–4%. High yield = higher management intensity or lower capital growth expectation.
🌏 AU / CA — Net yield 3–5%
Australia and Canada have seen prices surge relative to rents. Gross yields in major cities often 2–4%. Regional markets offer better yields. Negative gearing is common and tax implications vary significantly.
Frequently Asked Questions
Formula & Calculation Method
Gross Rental Yield
Gross_Yield = (Annual_Rent / Property_Value) × 100%
Net Rental Yield
Net_Yield = ((Annual_Rent − Annual_Expenses) / Property_Value) × 100%
Annual_Expenses— Management + maintenance + insurance + property tax + vacancy allowance
Cap Rate (Capitalization Rate)
Cap_Rate = NOI / Property_Value × 100%
NOI— Net Operating Income (rent − operating expenses, excluding mortgage)
Source: Standard CRE valuation (Appraisal Institute)
Cash-on-Cash Return
CoC = Annual_Cash_Flow / Total_Cash_Invested × 100%
Authoritative Sources & Standards
- IRS: IRS Publication 527 — Residential Rental Property. Depreciation: 27.5 years straight-line for residential, 39 years for commercial. Passive activity loss rules limit deductions for non-real-estate-professionals. → IRS
Expert Insights & Research
The 1% rule of thumb: monthly rent should equal at least 1% of purchase price. In 2024, only 19% of US metros meet this threshold (Zillow analysis), compared to 67% in 2010.
Real estate's long-term return (1928–2023) is approximately 4–5% real (inflation-adjusted), compared to 6–7% for S&P 500. Leverage amplifies returns but also losses (Robert Shiller, Yale).
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For informational purposes only — not financial, medical, or legal advice. Results are estimates; use at your own risk. Full terms