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Engineered Wood Siding Calculator
Estimate boards, waste, and rough cost for engineered wood siding — including LP SmartSide-style products.
About engineered wood siding estimates
Engineered wood siding is made from wood strands or fibers bonded with resin under heat and pressure, then given a factory primer or finish — it's designed to resemble solid wood while resisting the warping, splitting, and insect damage that can affect natural cedar or pine. The best-known brand is LP SmartSide, though other manufacturers make similar products. It typically costs less than solid cedar but more than vinyl, and this calculator uses board sizing and waste defaults suited to engineered lap siding specifically.
HomeSidingCalculator.com is not affiliated with, endorsed by, or sponsored by Louisiana-Pacific Corporation. "LP SmartSide" is a trademark of its respective owner, referenced here only to describe the product category.
Engineered Wood Siding Calculator
Enter your home dimensions to get an instant estimate.
Working with a different material? Use the general Siding Calculator instead.
Engineered Wood Cost Guide
How it compares to solid wood and what drives the price.
Is engineered wood siding the same as cedar or solid wood siding?
No. Engineered wood is manufactured from wood strands or fibers bonded with resin, while solid wood siding (cedar, pine, redwood) is cut directly from a log. Engineered wood is generally more resistant to warping, cracking, and insect damage than solid wood, and typically costs less than premium cedar, though more than vinyl.
How much does engineered wood siding cost per square foot?
Installed, engineered wood siding typically runs a rough U.S. national average of roughly $7–$11 per square foot combining material and labor — generally less than solid cedar but more than vinyl or aluminum.
Does engineered wood siding need to be painted?
Most engineered wood siding comes factory-primed and needs a finish coat of paint after installation, and typically needs repainting every 8–15 years depending on climate and exposure. Some products are available pre-finished, which reduces labor but usually costs more upfront.
Is engineered wood siding prone to moisture damage?
Modern engineered wood products are treated with resins and zinc borate to resist moisture and fungal decay significantly better than untreated solid wood, but any wood-based product still requires proper flashing, caulking, and paint maintenance to prevent water intrusion at joints and cut edges over time.
Tips for engineered wood projects
Cut edges expose the wood core, so most manufacturers require field-applied sealant on every cut before installation to maintain the warranty — factor this into labor time and material cost. Check the manufacturer's specific fastening and clearance-to-grade requirements, since warranty terms are often stricter than with vinyl or fiber cement.