# Square feet to acres

## Convert from square feet to acres step by step

This free conversion calculator will convert square feet to acres, i.e. sq ft to ac. Correct conversion between different measurement scales.

The formula is $A_{\text{ac}} = 0.000022956841139 A_{\text{sq ft}}$, where $A_{\text{sq ft}} = 15$.

Therefore, $A_{\text{ac}} = 0.000344352617079889807162534435$.

Answer: $15 \text{sq ft} = 0.000344352617079889807162534435 \text{ac}$.