Rental Property ROI Calculator
Purchase & Loan
Income & Expenses
Investment Analysis
Monthly Cash Flow:
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Cash on Cash ROI:
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Cap Rate:
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Net Operating Income (Monthly):
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Total Monthly Expenses:
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Monthly Mortgage Payment:
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Total Cash Needed to Close:
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Pro Tip: Most investors look for a Cash on Cash ROI of at least 8-12% and positive monthly cash flow to account for unexpected repairs.
Understanding Rental Property ROI
Investing in real estate is one of the most reliable ways to build wealth, but simply buying a property and renting it out doesn't guarantee a profit. To succeed, investors must analyze the numbers meticulously. This Rental Property ROI Calculator helps you determine the viability of a potential investment by breaking down cash flow, Cash on Cash return, and Cap Rate.
What is Cash Flow?
Cash flow is the net amount of money moving into and out of a business or investment. In real estate terms, it is the money left over from your rental income after all operating expenses and mortgage payments have been made. Positive cash flow indicates that the property is generating income, while negative cash flow means you are losing money every month to hold the property.
Cash on Cash Return vs. Cap Rate
Two primary metrics are used to evaluate rental properties:
- Cash on Cash Return (CoC): This measures the annual return on the actual cash you invested (down payment + closing costs). It is calculated as (Annual Cash Flow / Total Cash Invested) × 100. This is often considered the most important metric for leveraged investments.
- Capitalization Rate (Cap Rate): This measures the property's natural rate of return assuming you bought it with all cash. It is calculated as (Net Operating Income / Purchase Price) × 100. It helps compare the profitability of different properties regardless of financing.
Operating Expenses to Consider
Many new investors underestimate the costs of owning a rental. Beyond the mortgage, you must account for:
- Vacancy Rates: Your property won't be rented 365 days a year. Budgeting 5-10% for vacancy ensures you have a buffer for turnover periods.
- Maintenance: Repairs are inevitable. Setting aside 5-10% of monthly rent creates a "sinking fund" for when the water heater breaks or the roof needs patching.
- Property Management: If you hire a professional manager, expect to pay 8-12% of the monthly rent. Even if you self-manage, it's wise to factor this cost in so you aren't "buying yourself a job."
How to Use This Calculator
Enter the purchase price and loan details in the first section. In the Income & Expenses section, be realistic about your rental income and estimated costs. The calculator will automatically deduct vacancy and maintenance reserves from your gross rent to give you a true Net Operating Income (NOI) and Cash Flow figure.