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Key takeaways
- βGross yield = (Annual Rent / Property Value) Γ 100
- βNet yield deducts all operating expenses including management, maintenance, taxes, and insurance
- βThe "1% rule" (monthly rent β₯ 1% of purchase price) is a quick screening tool
- βGood gross yield for US residential property: 6β8%+
- βCap rate (used for commercial/multi-family) is the closest equivalent to net yield
Gross yield vs net yield: the key difference
Gross yield is the simple ratio of annual rent to property value β before any costs. It's useful for quick comparisons but paints an incomplete picture.
Net yield subtracts all annual operating costs from rental income before dividing by property value. These costs include property management fees (typically 8β12% of rent), maintenance and repairs (1β2% of property value), property insurance, property taxes, vacancy allowance (5β10% of potential rent), and any HOA fees.
On a $300,000 property renting for $2,000/month: Gross annual rent: $24,000 Gross yield: 8.0%
After expenses (management $2,160, maintenance $4,500, insurance $1,500, taxes $2,700, vacancy $1,200 = $12,060): Net annual income: $11,940 Net yield: 3.98%
The difference between 8% gross and 4% net is stark. Always calculate net yield before deciding whether a property makes financial sense.
π‘ Tip: A quick estimate: assume operating expenses consume 40β50% of gross rent on a typical single-family rental. This means a 8% gross yield becomes roughly 4β5% net before mortgage costs.
The 1% rule: a quick screening tool
The 1% rule states that a rental property should generate monthly rent equal to at least 1% of its purchase price. A $200,000 property should rent for $2,000/month; a $300,000 property for $3,000/month.
Properties meeting the 1% rule typically achieve 6β8% gross yield β a range where positive cash flow is usually achievable even after financing.
The rule is most useful as a quick first filter. In expensive coastal markets (San Francisco, NYC, Boston, LA), the 1% rule is almost impossible to achieve β median prices are too high relative to rents. In Midwest and Southern markets (Cleveland, Memphis, Indianapolis, Birmingham), the 1% rule is achievable and sometimes exceeded.
Don't reject a property purely because it doesn't hit 1% β appreciation, tax benefits, and long-term wealth building also matter. But use it to set realistic cash-flow expectations.
Cap rate: the commercial property standard
The capitalization rate (cap rate) is used primarily in commercial real estate and multi-family housing, but applies the same concept as net yield: Net Operating Income (NOI) Γ· Property Value Γ 100.
NOI = Gross rent minus vacancy minus all operating expenses (but not mortgage payments). This makes cap rate independent of financing structure β useful when comparing properties regardless of how they're funded.
In 2024β2025, residential cap rates in US markets range from around 4% in expensive coastal cities to 8β10%+ in lower-cost markets. Commercial properties vary more widely by property type and location.
A higher cap rate implies either higher income relative to value, higher risk, or both. The "market cap rate" for a given area and property type is set by what buyers are willing to pay β as prices rise, cap rates compress.
Cash-on-cash return: the leveraged investor's metric
Yield measures return on the full property value (unlevered). If you finance 80% of the purchase, your actual cash deployed is only 20% plus closing costs. Cash-on-cash return measures net cash flow against your actual cash investment β a more relevant number for leveraged investors.
Example: $300,000 property, 20% down ($60,000 + $5,000 closing costs = $65,000 cash in). Net operating income after all expenses: $12,000. Annual mortgage payments: $16,200. Cash flow: -$4,200 (negative).
Even with a reasonable yield, leverage can easily produce negative cash flow. Many US investors accept negative cash flow in appreciating markets, betting on capital gains β but this requires reserves and income to cover shortfalls.
π‘ Tip: Before buying any rental property, model three scenarios: optimistic (low vacancy, no major repairs), base (normal vacancy, some maintenance), and stress (extended vacancy, major repair needed). Can you cover mortgage payments from your own income if all three scenarios hit in year one?
Frequently Asked Questions
Calculators mentioned in this guide
Disclaimer: Calculations are estimates for informational purposes only and do not constitute financial advice. Rates, taxes, and costs vary by state and lender. Consult a licensed mortgage professional before making financial decisions.