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The 1% Rule

The 1 percent rule is a quick rental screen that says a property's monthly rent should be at least 1 percent of its purchase price. It is a fast filter for cash flow potential, not a full analysis of a deal.

The 1 percent rule is a back-of-the-envelope test investors use to filter listings fast. Multiply the purchase price by 1 percent: a $250,000 home would need about $2,500 in monthly rent to pass. If the expected rent clears that bar, the property is worth a closer look; if it falls well short, the numbers will probably struggle to cash flow once a mortgage, taxes, insurance, and vacancy are counted.

It is deliberately crude. The rule ignores operating expenses, financing terms, and local property taxes, any of which can flip a deal. In high-price coastal markets almost nothing passes, while in many inland markets it is routine, so treat it as a screen rather than a verdict. Our rental property ROI playbook explains why the rule has gotten harder to meet and what actually drives returns, and the Airbnb investment playbook applies the same discipline to short-term rentals.

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Related terms: Capitalization Rate (Cap Rate) , Cash-on-Cash Return , Net Operating Income (NOI) , Gross Rent Multiplier (GRM)

Last updated . Part of the FinExplained finance glossary .