   Square Feet to Acres

This calculator provides conversion of square feet to acres and backwards (ac to sq ft).

Enter square feet or acres for conversion:

Select conversion type:

Rounding options:

Conversion Table

 square foot to acres Conversion Table: sq ft to ac 1.0 = 0.0000229568411 2.0 = 0.0000459136823 3.0 = 0.0000688705234 4.0 = 0.0000918273646 5.0 = 0.000114784206 6.0 = 0.000137741047 7.0 = 0.000160697888 8.0 = 0.000183654729 9.0 = 0.00020661157 square foot to acres 10 = 0.000229568411 20 = 0.000459136823 30 = 0.000688705234 40 = 0.000918273646 50 = 0.00114784206 100 = 0.00229568411 500 = 0.0114784206 1000 = 0.0229568411 5000 = 0.114784206
 acres to square feet Conversion Table: ac to sq ft 1.0 = 43560 2.0 = 87120 3.0 = 130680 4.0 = 174240 5.0 = 217800 6.0 = 261360 7.0 = 304920 8.0 = 348480 9.0 = 392040 acres to square feet 10 = 435600 20 = 871200 30 = 1306800 40 = 1742400 50 = 2178000 100 = 4356000 500 = 21780000 1000 = 43560000 5000 = 217800000

The square foot (abbreviation: sq ft or Sq Ft, plural form: square feet) is a unit of area used in several different systems, including Imperial units, United States customary units and English units. One square foot = 0.0000229568411 acres = 0.111111111 square yards = 0.09290304 square meters = 144 square inches.

Area Conversion

Square feet to square meters (sq ft to sq m)
Square meters to square feet (sq m to sq ft)
Square centimeters to square inches (sq cm to sq in)
Square inches to square centimeters (sq in to sq cm)
Square inches to square decimeters (sq in to sq dm)
Square decimeters to square inches (sq dm to sq in)
Square decimeters to square feet (sq dm to sq ft)
Square feet to square decimeters (sq ft to sq dm)
Square feet to square yards (sq ft to sq yd)
Square yards to square feet (sq yd to sq ft)
Square yards to square meters (sq yd to sq m)
Square meters to square yards (sq m to sq yd)
Square yards to acres (sq yd to ac.)
Acres to square yards (ac to sq yd)
Acres to square feet (ac to sq ft)
Square feet to acres (sq ft to ac)
Square kilometers to acres (sq km to ac)
Acres to square kilometers (ac to sq km)
Acres to square meters (ac to sq m)
Square meters to acres (sq m to ac)
Acres to square miles (ac to sq mi)
Square miles to acres (sq mi to ac)
Square miles to square kilometers (sq mi to sq km)
Square kilometers to square miles (sq km to sq mi)
Square miles to hectares (sq mi to ha)
Hectares to square miles (ha to sq mi)
Hectares to square kilometers (ha to sq km)
Square kilometers to hectares (sq km to ha)
Square meters to hectares (sq m to ha)
Hectares to square meters (ha to sq m)
Square kilometers to square meters (sq km to sq m)
Square meters to square kilometers (sq m to sq km)
Square kilometers to square yards (sq km to sq yd)
Square yards to square kilometers (sq yd to sq km)
Hectares to acres (ha to ac)
Acres to hectares (ac to ha)
Square feet to square centimeters (sq ft to sq cm)
Square centimeters to square feet (sq cm to sq ft)
Square centimeters to square millimeters (sq cm to sq mm)
Square millimeters to square centimeters (sq mm to sq cm)