Cap Rate Calculator

Estimate cap rate and gross rent multiplier for a property.

This tool runs in your browser. None of your data is saved or sold.

About This Calculator

Cap rate (capitalization rate) is the most widely used metric for evaluating income-producing real estate. It measures the relationship between net operating income and property price, independent of financing. This calculator also shows the gross rent multiplier as a quick cross-check.

Estimates only — not financial, tax, legal, or investment advice. Verify important results with a qualified professional before making decisions.

cap rate = net operating income ÷ property value × 100; GRM = price ÷ annual gross rent; total basis = property price + closing / rehab costs

Related calculators: Cash-on-Cash Return Calculator, Rental Property ROI Calculator, Gross Rent Multiplier Calculator, Landlord Cash Flow Calculator