Round to Square Pan Converter

Convert between round and square baking pan sizes. Find the equivalent size when switching pan shapes.

in
in

Equivalent Square Pan Side

8.0 in

Round Pan Area63.6 sq in
Round Pan Volume127.2 cu in

How to Convert Round to Square Pan Sizes

Formula

Round Pan Area = pi x (diameter/2)^2

Equivalent Square Side = sqrt(Round Pan Area)

A 9-inch round pan has an area of about 63.6 sq in, which is nearly the same as an 8-inch square pan (64 sq in).

Common Equivalents

  • 8" round = 7.1" square
  • 9" round = 8.0" square
  • 10" round = 8.9" square
  • Example Calculation

    Find the square pan equivalent of a 9-inch round pan.

    1. 01Round pan area: pi x (9/2)^2 = pi x 20.25 = 63.6 sq in.
    2. 02Equivalent square side: sqrt(63.6) = 8.0 inches.
    3. 03A 9-inch round pan is equivalent to an 8-inch square pan.

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