How to convert acres to square feet
To convert acres (ac) to square feet (ft²), multiply the value in acres by 43,560.
ft² = ac × 43,560
Example: 5 ac = 217,800 ft².
You can also type 5 ac to ft² into the smart calculator, or mix units: 1 ac + 1 ft².
Acres to Square Feet conversion table
| Acres | Square Feet |
|---|---|
| 0.01 ac | 435.6 ft² |
| 0.1 ac | 4,356 ft² |
| 0.25 ac | 10,890 ft² |
| 0.5 ac | 21,780 ft² |
| 1 ac | 43,560 ft² |
| 2 ac | 87,120 ft² |
| 3 ac | 130,680 ft² |
| 4 ac | 174,240 ft² |
| 5 ac | 217,800 ft² |
| 6 ac | 261,360 ft² |
| 7 ac | 304,920 ft² |
| 8 ac | 348,480 ft² |
| 9 ac | 392,040 ft² |
| 10 ac | 435,600 ft² |
| 12 ac | 522,720 ft² |
| 15 ac | 653,400 ft² |
| 20 ac | 871,200 ft² |
| 25 ac | 1,089,000 ft² |
| 30 ac | 1,306,800 ft² |
| 40 ac | 1,742,400 ft² |
| 50 ac | 2,178,000 ft² |
| 60 ac | 2,613,600 ft² |
| 75 ac | 3,267,000 ft² |
| 100 ac | 4,356,000 ft² |
| 250 ac | 10,890,000 ft² |
| 500 ac | 21,780,000 ft² |
| 1,000 ac | 43,560,000 ft² |
Converting square feet back to acres
1 ft² = 0.00002295684114 ac. See the Square Feet to Acres converter, or press the swap button above.
About the units
Acre (ac)
Exactly 43,560 square feet, about 4,047 square meters.
Square foot (ft²)
A square one foot on each side: exactly 0.09290304 square meters.
Area measures a two-dimensional surface. The SI unit is the square meter. Property is often measured in square feet, while land uses acres or hectares: one hectare is 10,000 square meters, about 2.471 acres.
Questions and answers
How many square feet are in a acre?
One acre (ac) equals 43,560 square feet (ft²).
How do I convert acres to square feet?
To convert acres to square feet, multiply the value in acres by 43,560. The formula is ft² = ac × 43,560. For example, 5 ac = 217,800 ft².
What is 5 ac in ft²?
5 acres is 217,800 square feet.
Which is bigger, a acre or a square foot?
A acre is bigger: 1 ac = 43,560 ft².
How big is an acre?
An acre is exactly 43,560 square feet, about 4,047 square meters or 0.405 hectares. A hectare is about 2.471 acres.
Does this ac to ft² converter work offline?
Yes. ConvertEasy is a progressive web app: after your first visit it keeps working with no connection, and you can install it to your home screen from the browser menu.