Siding for a 40×60 House
A 40×60 house with 9 ft walls has about 1,800 sq ft of wall — roughly 19.8 squares of vinyl siding plus 2 roll of house wrap. This is gross area; subtract big windows and doors below.
Siding squares
19.8 sq
Wall area
1,800 sq ft40×60 footprint, 9 ft walls (gross)
Siding to buy
19.8 squares1 square = 100 sq ft, incl. 10% waste
House wrap
2 rolls9×100 ft rolls
Siding cost (est.)
$6,300~$3.50/sq ft vinyl
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