Roi Calculator for Rental Property

Rental Property ROI Calculator

Use this calculator to estimate the potential return on investment for a rental property. It provides two key metrics: Capitalization Rate (Cap Rate) and Cash-on-Cash Return on Investment (ROI).

Property Acquisition Costs





Annual Income & Expenses








Understanding Rental Property ROI

Investing in rental properties can be a lucrative way to build wealth, but understanding the potential return on your investment (ROI) is crucial before making a commitment. This calculator helps you assess the financial viability of a rental property by providing key metrics like Capitalization Rate (Cap Rate) and Cash-on-Cash ROI.

What is ROI for Rental Properties?

ROI, or Return on Investment, measures the profitability of an investment relative to its cost. For rental properties, it helps you understand how much money you're making compared to the money you've put in.

Key Metrics Explained:

  1. Net Operating Income (NOI): This is the property's annual income after deducting all operating expenses, but before accounting for mortgage payments, depreciation, or income taxes. NOI is a fundamental measure of a property's profitability.

    NOI = Annual Gross Rental Income - Total Annual Operating Expenses

  2. Capitalization Rate (Cap Rate): The Cap Rate is a ratio that helps estimate the potential return on an investment property. It's calculated by dividing the Net Operating Income (NOI) by the property's purchase price. It's often used to compare the relative value of different income-generating properties. A higher Cap Rate generally indicates a higher potential return, assuming all other factors are equal.

    Cap Rate = (NOI / Property Purchase Price) * 100

  3. Cash-on-Cash Return on Investment (Cash-on-Cash ROI): This metric measures the annual pre-tax cash flow generated by the property relative to the actual cash invested. Unlike Cap Rate, Cash-on-Cash ROI takes into account how the property was financed (i.e., your down payment and initial cash outlays). It's particularly useful for investors who use financing, as it shows the return on the actual cash they've put into the deal.

    Cash-on-Cash ROI = (NOI / Total Initial Cash Invested) * 100

How to Use the Calculator:

Input the relevant financial details for your prospective rental property into the fields above:

  • Property Acquisition Costs: Include the purchase price, any initial renovation costs, closing costs, and your down payment percentage.
  • Annual Income & Expenses: Provide your estimated annual gross rental income and all recurring annual operating expenses such as property taxes, insurance, maintenance budget, property management fees (as a percentage of gross rent), and an estimated vacancy rate (also as a percentage of gross rent).

Click "Calculate ROI" to see your estimated Net Operating Income, Capitalization Rate, and Cash-on-Cash ROI.

Interpreting Your Results:

  • A positive NOI indicates the property is generating more income than its operating expenses.
  • Compare the Cap Rate to similar properties in the area to gauge if the property is priced appropriately for its income potential.
  • The Cash-on-Cash ROI will tell you the percentage return on the actual cash you've invested. This is a critical number for understanding your personal return, especially if you're leveraging financing.

Remember, these calculations are estimates. Always conduct thorough due diligence, including market research, professional appraisals, and inspections, before making any investment decisions.

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Calculation Results:

'; resultHTML += 'Net Operating Income (NOI): ' + formattedNOI + "; resultHTML += 'Capitalization Rate (Cap Rate): ' + formattedCapRate + "; resultHTML += 'Cash-on-Cash ROI: ' + formattedCashOnCashROI + "; document.getElementById('result').innerHTML = resultHTML; }

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