Siding Calculator for Portland, OR

Estimate siding squares needed for exterior walls, minus doors and windows. Get your numbers below, then request quotes from contractors serving Portland, OR.

Wall length (perimeter)

Wall height

Doors

Windows

Waste allowance

Cost per square (100 sq ft, optional)

$/square

Siding squares needed

9 squares

Net wall area: 768 sq ft
Area with 10% waste: 844.8 sq ft

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Estimates are provided for planning purposes. Actual material requirements may vary based on supplier specifications, compaction, site conditions, installation method, waste, and local code.