Area

What is a Square Foot? (ft²)

Definition

A square foot (symbol: ft²) is a unit of area in the imperial and US customary systems. It is the area of a square with sides of one foot (0.3048 m). Square feet are the standard unit for measuring property and floor area in the United States.

Common Uses

  • › Property and apartment listings in the US
  • › Flooring and tiling estimates
  • › Office and commercial space
  • › Room size in US home listings

Converters

Square Feet to Square Meters →

Key Facts

  • Symbol
    ft²
  • Category
    Area
  • 1 ft² = 0.0929 m²
  • 1 ft² = 144 in²
  • 9 ft² = 1 yd²
  • 43,560 ft² = 1 acre

Related Terms

About the Square Foot

A square foot (symbol: ft²) is a unit of area in the imperial and US customary systems. It is the area of a square with sides of one foot (0.3048 m). Square feet are the standard unit for measuring property and floor area in the United States.

Equivalents and conversions

  • 1 ft² = 0.0929 m²
  • 1 ft² = 144 in²
  • 9 ft² = 1 yd²
  • 43,560 ft² = 1 acre

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