Use this real-estate calculation for a transparent preliminary valuation, financing, income, expense, area, tax, return, or market scenario with explicit dates and assumptions.

Monthly Debt Payments (currency)

Required number input.

Gross Monthly Income (currency)

Required number input.

Debt-to-income percentage: total monthly debt payments divided by gross monthly income. The tool evaluates the supplied inputs together and returns the named outputs below; it does not infer omitted operating conditions or change the units shown.^[1]

Dti Percent (percent)

The resulting dti percent returned as a number.

• Real properties differ in location, condition, leases, zoning, title, taxes, financing, vacancy, capital needs, environmental risk, and market liquidity. Forecasts and ratios are not appraisals, loan offers, tax opinions, or investment advice.
• Use finite inputs in the displayed units and preserve more precision than the final presentation requires. Independently verify safety-critical, financial, compliance, or production decisions.

Reconcile assumptions to leases, operating statements, surveys, tax records, lender terms, comparable evidence, and physical inspection; test downside scenarios and obtain qualified local advice.

• Annual Debt Service

  Total scheduled annual debt payments from a constant monthly payment.

• Breakeven Ratio

  Break-even ratio for a property: operating expenses plus debt service divided by effective gross income.

• Operating Expense Ratio

  Operating expenses as a percentage of effective gross income; excludes debt service.