Restaurant Sales Per Square Foot Calculator

About this calculator

Sales per square foot is calculated by dividing a restaurant's annual revenue by its dining area square footage, giving a normalized measure of how productively the space is being used. Because it strips out the effect of raw restaurant size, it lets operators and investors compare a tiny 800-square-foot fast-casual unit against a sprawling 4,000-square-foot full-service restaurant on equal footing.

This benchmark is heavily used in restaurant real estate and franchise decisions — landlords and lenders reference it when evaluating a location, and multi-unit operators track it to spot underperforming stores or to justify menu, layout, or seating changes aimed at squeezing more revenue out of the same footprint. Typical figures vary widely by segment, with fast casual and quick-service concepts generally posting far higher sales per square foot than full-service, sit-down restaurants due to higher table turnover and lower dine-in space per guest.