Siding Calculator

Figure out squares of siding needed for your house. Applies to vinyl, fiber cement, wood, plus every type of siding.

Enter Your Measurements

Combined length of all walls

Height of triangular gable area

Total area of windows and doors

Frequently Asked Questions

How many squares of siding for a 1500 sq ft house?

A typical 1500 sq ft single-story home needs about 15-20 squares of siding, depending on layout and window/door openings.

What is a square of siding?

A square is 100 square feet of siding coverage. This is the standard measurement used by siding manufacturers and contractors.

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