Square Feet to Acres Calculator

Our square feet to acres calculator will help you convert square feet to acres with ease.

There is no need to worry if you don't know how to convert square feet to acres. That's where the square feet to acres converter comes in! Within this short text, we will explain everything there is to know about the square feet to acres conversion.

Let's dive right in!

Before we dwell on the square feet to acres conversion, let's start with the definitions of square feet and acre as area units.

• Square foot (ft²) - A square foot is the area occupied by a 1-foot long by a 1-foot wide square; and
• Acre (ac) - An acre is defined as 1/640th of a square mile, 4840 square yards, or 43560 square feet.

Both are US Customary System area units and you can already get a hint of how many square feet to an acre by looking at the acre definition. Let's see it explicitly in the following section

From the acre definition: an acre is equal to 43560 ft². Inversely, a square foot equals 1/43560 (or 0.0000229568) ac.

• 1 acre ↔ 43560 ft².
• 1 ft² ↔ 1/43560 ac

To quickly convert square feet to acres:

1. Get the area measurement in square feet (ft²).
2. Divide this number by 43560. This is given by the conversion factor since 1 acre equals 43560 square feet.
3. The result is the area expressed in acres (ac).

As you can see, to convert square feet to acres, you only need to divide the area in square feet by the conversion factor (43560). This is precisely what the square feet to acres calculator does, and although the calculator is faster, it is good to know what type of math operation is being used.

Here we've explained:

• How many square feet to an acre; and
• How to convert square feet to acres.

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0.229568. Since 1 acre is 43560 square feet, dividing by this number will convert 10000 square feet to acres. If we wanted to do the inverse operation (acres to square feet), we would need to multiply by the conversion factor instead.

A standard American football field is 1.32 acres in size. A football field is 360 feet long by 160 feet wide, which encloses an area of 57600 ft². We convert to acres by dividing by 43560, which gives ≈1.32 ac.