Square Feet to Acres Converter
Quickly convert area measurements from square feet to acres with our free online tool. Essential for real estate, landscaping, agriculture, and construction projects.
How to Use:
- Enter the area measurement in square feet
- Click "Convert to Acres"
- View the converted measurement in acres
- Use the "Convert Another Value" button to reset
About Square Feet and Acres
What is a Square Foot?
A square foot (sq ft) is a unit of area used in the imperial and US customary measurement systems. It is defined as the area of a square with sides of 1 foot (0.3048 meters) in length. One square foot equals 144 square inches.
What is an Acre?
An acre is a unit of land area used in the imperial and US customary systems. It is traditionally defined as the area of one chain by one furlong (66 by 660 feet), which is exactly equal to 43,560 square feet, or about 4,047 square meters.
Conversion Formula
Acres = Square Feet ÷ 43,560
To convert square feet to acres, divide the square footage by 43,560 (the number of square feet in one acre).
Common Conversions
- 1,000 sq ft ≈ 0.023 acres
- 5,000 sq ft ≈ 0.115 acres
- 10,000 sq ft ≈ 0.23 acres
- 43,560 sq ft = 1 acre
When to Use This Conversion
Real Estate
When evaluating property sizes, especially for land parcels, converting square footage to acres helps understand the scale of the property. Many land listings in rural areas use acres as the primary measurement.
Agriculture
Farmers and agricultural professionals often need to convert between square feet and acres when planning crop planting, irrigation systems, or livestock grazing areas.
Landscaping
Landscape designers and contractors use this conversion when planning projects to determine the amount of materials needed (like sod, mulch, or plants) based on area measurements.
Construction
Construction professionals convert square footage to acres when working on large projects to better visualize the total land area being developed or when complying with zoning regulations.
Why Use Our Square Feet to Acres Converter?
Square Feet to Acres Conversion FAQ
How many square feet are in an acre?
There are exactly 43,560 square feet in one acre. This conversion factor is based on the international yard and pound agreement of 1959.
Why is an acre 43,560 square feet?
Historically, an acre was defined as the area that could be plowed in one day by a yoke of oxen. The specific measurement of 43,560 square feet comes from the traditional English measurement system where an acre was 1 furlong (660 feet) long by 1 chain (66 feet) wide (660 × 66 = 43,560).
How do I calculate acres from square feet?
To calculate acres from square feet, divide the number of square feet by 43,560. For example, 87,120 square feet ÷ 43,560 = 2 acres.
What's the difference between square feet and acres?
Square feet and acres are both units of area, but they measure different scales. Square feet are better for smaller areas (like rooms or houses), while acres are used for larger land areas (like plots of land or fields). 1 acre equals 43,560 square feet.
How big is an acre visually?
An acre is roughly the size of a standard American football field without the end zones (about 90% of the field). It's also approximately 208.71 feet square (if the acre is a perfect square).
Quick and Accurate Area Conversions
Our square feet to acres converter provides instant, precise calculations for all your land measurement needs. Whether you're a real estate professional, farmer, student, or homeowner, this free tool helps simplify your area conversion tasks.