Square Footage Calculator
Calculate square footage for rectangles, circles or triangles, multiply repeated areas and optionally estimate cost per square foot.
Square Footage planning modeQuick keeps the minimum measurements visible for the first usable answer.
Your area measurement
Calculate one-shape area, repeated total area, perimeter/circumference where applicable, square yards or metric equivalents and optional area-based cost.
Planning estimate only. Verify product labels, project requirements and supplier information before purchasing.