Property Expense Ratio Calculator
Measure the operational efficiency of your asset by comparing operating costs to gross revenue.
Evaluating the operational efficiency of a rental property is essential for maximizing long-term returns and identifying hidden management costs. Our Property Expense Ratio (PER) Calculator is a professional-grade analytical utility designed to help investors and property managers determine the percentage of gross income consumed by operating expenses. By calculating the ratio between total expenses (taxes, insurance, maintenance, utilities, and management) and gross rental income, this tool provides an immediate snapshot of a property’s “Operating Efficiency.” A lower expense ratio generally indicates a well-managed, high-performing asset, while a ratio significantly above the industry standard 35-45% benchmark may suggest deferred maintenance issues or inefficient utility management. This calculator excludes mortgage principal and interest to focus strictly on the physical and operational performance of the real estate. Built with a strict “privacy-first” architecture, all calculations run directly in your browser. This ensures that your sensitive income statements and expense line items never leave your device and are never stored on external servers. Gain the analytical clarity needed to benchmark your portfolio and optimize your property management strategy with 100% private, data-driven expense modeling.