Convert acres to square feet. Live result, plus a quick-reference table for common values.
Multiply the acre value by 43560. So 1 acre = 43560 ft², and the calculator above does it instantly for any number.
There are 43560 square feet in one acre. The reference table shows the conversion for common values.
Yes, completely free, no sign-up, and it runs entirely in your browser, so nothing is uploaded.