Converters
Square Feet to Acres Converter
Convert square feet to acres instantly. 1 square foot = 2.2957e-5 acres.
2.2957e-5
1 ft² = 2.2957e-5 ac
Common conversions
From 1 square feet- Square Meters (m²)0.092903
- Square Kilometers (km²)9.2903e-8
- Square Centimeters (cm²)929.03
- Square Yards (yd²)0.111111
- Square Inches (in²)144
- Square Miles (mi²)3.5870e-8
- Acres (ac)2.2957e-5
- Hectares (ha)9.2903e-6
How it works
Acres = Square Feet × 2.2957e-5
Multiply the number of square feet by 2.2957e-5 to get acres. To go back, multiply by 43560. Examples: 1 ft² = 2.2957e-5 ac · 5 ft² = 0.000114784 ac · 10 ft² = 0.000229568 ac · 100 ft² = 0.00229568 ac.
Frequently asked
How many acres are in a square foot?
1 square foot = 2.2957e-5 acres.
What is the formula to convert square feet to acres?
Acres = Square Feet × 2.2957e-5
Is this conversion exact?
The conversion factor between square feet and acres is defined by international standards and is exact to at least 10 significant figures here.
Can I convert in the opposite direction?
Yes — use our Acres to Square Feet converter, or multiply your value by 43560.
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