How to convert Square foot to Square inch

Conversion factor and calculation steps from Square foot (sq ft) to Square inch (sq in).

Conversion logic

Each unit is defined via the base unit (square meter (m²)). The value is first converted to the base unit, then to the selected unit.

1 sq ft = 0.09290304 m²

1 sq in = 0.00064516 m²

1 sq ft × 0.09290304 = 0.09290304 m²

0.09290304 m² ÷ 0.00064516 = 144 sq in