Convert Square Feet to Acres
One square foot equals 0.000023 acres. Type any value to convert square feet to acres instantly — with a full reference table below.
Convert Square Feet to Acres
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Conversion formula
To convert square feet to acres, multiply by 0.000023. One square foot equals 0.000023 ac, and one acre equals 43,560 ft².
Square Feet to Acres table
About converting Square Feet to Acres
Square Feet (ft²) and Acres (ac) are both units of area. The exact factor is 1 ft² = 0.000023 ac, so multiply by 0.000023 to go from square feet to acres (or divide to go back).
The conversion is exact and runs entirely in your browser. Need the reverse? Use the Acres to Square Feet converter, or the full unit converter for every unit at once.
Frequently asked questions
How many acres are in one square foot?
One square foot equals 0.000023 acres.
How do I convert square feet to acres?
Multiply the number of square feet by 0.000023. For example, 10 square feet = 0.00023 acres.
What is 5 square feet in acres?
5 square feet is 0.000115 acres.