Square feet to Square inches

Convert square feet to square inches. Live result, plus a quick-reference table for common values.

=
⇆ Convert Square inches to Square feet instead

Frequently asked questions

How do I convert square feet to square inches?

Multiply the square foot value by 144. So 1 square foot = 144 in², and the calculator above does it instantly for any number.

How many square inches are in a square foot?

There are 144 square inches in one square foot. The reference table shows the conversion for common values.

Is this ft² to in² converter free?

Yes, completely free, no sign-up, and it runs entirely in your browser, so nothing is uploaded.