Acres to Square Feet Converter
Convert acres to square feet instantly. Ideal for real estate, land surveying, and property measurements.
Formula: acres × 43,560 = ft²
Common Conversions
Why Use Our Acres to Square Feet Converter?
Instant Results
Type any acres value and see the square feet result immediately as you type.
Highly Accurate
Uses the exact conversion factor. acres × 43,560 = ft²
Swap Direction
Easily convert Square Feet back to Acres with the swap button. No need to visit a different page.
One-Click Copy
Copy the converted result to your clipboard instantly with the Copy button.
Common Values Table
See a quick reference table of 9 common acres values and their square feet equivalents.
100% Private
All conversions happen in your browser. Nothing is sent to a server or stored anywhere.
Frequently Asked Questions
How many square feet in a acre?
1 ac = see the formula above ft². Use the formula: acres × 43,560 = ft².
How to convert acres to square feet?
To convert acres to square feet, use the formula: acres × 43,560 = ft². For example, 1 ac = 43,560 ft².
Is this acres to square feet converter accurate?
Yes. The converter uses the internationally accepted exact conversion factor. The result is accurate to at least 6 significant figures.
Can I convert square feet back to acres?
Yes. Click the "Swap direction" button to reverse the conversion. The current result becomes the new input automatically.
Does this work on mobile?
Yes. The converter works on all devices — phones, tablets, and desktops. All calculations happen in your browser.
Is my data stored anywhere?
No. All conversions run entirely in your browser. Nothing is uploaded, logged, or stored.