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

Building Footprint Square Feet (ft2)

Required number input.

Land Area Square Feet (ft2)

Required number input.

Building footprint area as a percentage of site area. 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]

Coverage Percent (percent)

The resulting coverage 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.

• Land To Building Ratio

  Site area divided by building footprint area, using matching area units.

• Building Efficiency Ratio

  Usable floor area as a percentage of total gross building area.

• Common Area Factor

  Common area as a percentage of usable tenant area under a stated measurement convention.