Rental Property ROI Calculator
Instantly calculate cap rate, cash-on-cash return, monthly cash flow, and NOI for any rental property.
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Estimated — edit if you have exact figures
Cash purchase? Set down payment to 100% and this section won't affect your numbers.
Typical: 5–8%
% of rent, or enter $ below
% of rent — typical reserve
This is an estimate for screening purposes only. Actual returns depend on market conditions, financing terms, and property-specific factors. Consult a financial advisor before investing.
How it works
Enter the deal
Purchase price, down payment, financing, rent, and expenses.
See the numbers instantly
Cap rate, cash-on-cash return, and monthly cash flow, calculated as you type.
Download and decide
Get a clean PDF analysis to review or share with a partner, lender, or spouse.
Selling instead of buying?
Field Net calculates exactly what a seller walks away with — built for the other side of the transaction.
Try Field Net →Frequently asked questions
Field ROI is a free rental property ROI calculator for real estate investors. Calculate cap rate, cash-on-cash return, monthly cash flow, and net operating income instantly — enter the purchase price, financing terms, rental income, and operating expenses to see whether a deal works. Download a clean PDF analysis with no signup required. Unlock 5-year cash flow projections and custom branding for $29 one-time. Built by ActiveEngine, the studio behind Field Net, Field Invoice, and Field Estimate — pairs with Field Net for the complete buy-side and sell-side analysis.