Square Feet to Acres Converter
Use our square feet to acres converter to convert ft² to acres (ac). Includes the square feet to acres formula, a quick conversion chart, and common FAQs like how many square feet are in an acre.
What Is a Square Foot and an Acre?
Square feet (ft²) and acres (ac) are both units of area. Square feet are commonly used for homes, floor plans, and small lots, while acres are commonly used for land and larger property sizes.
Because these units are on very different scales, converting square feet to acres helps you quickly understand how a land area in ft² compares to an acre-based measurement. This square ft to acres converter does that conversion instantly.
The conversion is exact because 1 acre equals 43,560 square feet. That’s why the conversion of square feet to acres is simply dividing by 43,560.
Square Feet to Acres Formula
To convert square feet (ft²) to acres (ac), divide by 43,560 because 1 acre equals 43,560 square feet.
1 acre = 43,560 ft².
A 10,000 sq ft lot is a little under a quarter acre.
Square Feet to Acres Conversion Chart
Common conversions for converting square ft to acres.
| Square feet (ft²) | Acres (ac) |
|---|---|
| 1,000 | 0.02295684 |
| 2,500 | 0.0573921 |
| 5,000 | 0.1147842 |
| 7,500 | 0.1721763 |
| 10,000 | 0.2295684 |
| 20,000 | 0.4591368 |
| 43,560 | 1 |
| 87,120 | 2 |
| 130,680 | 3 |
How to Convert Square Feet to Acres
- 1
Enter the area in square feet (ft²).
- 2
The converter divides by 43,560.
- 3
Read the result in acres (ac).
Frequently Asked Questions
Divide square feet by 43,560. Acres = ft² ÷ 43,560.
There are 43,560 square feet in 1 acre. So 43,560 ft² equals 1 acre.
An acre is a historical unit of land area that became standardized as 43,560 square feet. It is still widely used for real estate and land measurement.
Yes. The relationship 1 acre = 43,560 ft² is exact, so the conversion is exact.