Hardwood flooring — solid vs. engineered, species, and what to expect

This article is for educational purposes only and is not a substitute for professional advice. Local codes, regulations, and best practices vary by region.

Hardwood flooring is timeless and beautiful. It adds warmth and character to a home and lasts for decades. But hardwood is expensive, requires careful installation, and demands maintenance. Understanding hardwood flooring helps you decide whether it’s right for your home and how to care for it properly.

Why Choose Hardwood

Hardwood flooring has aesthetic appeal that few other flooring types match. The natural grain, color variation, and warmth of wood create an elegant look.

Hardwood adds resale value to homes. Buyers perceive hardwood floors as desirable and are willing to pay more for homes with them.

Hardwood is durable. Properly installed and maintained hardwood floors last 20 to 50 years or longer.

Hardwood can be refinished. If the finish wears or scratches, you can sand and refinish the floor, restoring it to like-new condition. This ability to restore hardwood is one of its major advantages over other flooring types.

Solid vs. Engineered Hardwood

Solid hardwood is made from a single piece of wood. It’s 3/4 inch thick. Solid hardwood can be refinished multiple times because there’s plenty of material.

Solid hardwood expands and contracts with humidity. In humid weather, solid hardwood swells. In dry weather, it shrinks. This movement can cause gaps between planks or cupping (edges higher than the center).

Solid hardwood is appropriate for above-ground applications in most climates. In basements or wet climates, solid hardwood is problematic because moisture causes excessive movement.

Solid hardwood costs $3 to $10 per square foot for material, plus $8 to $15 per square foot for installation.

Engineered hardwood has a solid hardwood veneer on top of a plywood base. The plywood base is much more stable than solid wood. Engineered hardwood expands and contracts far less than solid hardwood, making it appropriate for basements, kitchens, and areas prone to humidity changes.

Engineered hardwood can be refinished, though not as many times as solid hardwood because the veneer is thinner.

Engineered hardwood costs $2 to $8 per square foot for material, plus $8 to $15 per square foot for installation.

Wood Species and Grades

Oak is traditional and popular. Oak has pronounced grain and is available in red oak (with reddish tone) or white oak (with grayish tone).

Maple is pale and tight-grained. Maple is durable and elegant but can look cold without warm décor.

Walnut is dark and dramatic. Walnut is expensive but beautiful.

Hickory is varied in color and grain. Hickory has character and rustic appeal.

Exotic woods like Brazilian cherry, bamboo, or teak are unique but expensive.

Grades describe appearance. Clear grade has minimal knots and color variation. Character grade includes knots, color variation, and natural markings. Rustic grade includes substantial character marks. Higher grades (clearer appearance) cost more.

Finishes

Polyurethane is the most common finish. It’s durable, water-resistant, and available in different sheen levels (matte, satin, gloss). Polyurethane is easy to maintain.

Oil finishes penetrate the wood and enhance the natural grain. Oil finishes look beautiful but require periodic reapplication (every 1 to 3 years). Oil-finished floors are less water-resistant than polyurethane.

Wax finishes are traditional but are being replaced by polyurethane in most installations. Wax provides a natural look but requires more maintenance.

Choose finishes based on maintenance tolerance and aesthetic preference. Polyurethane is easiest to maintain. Oil finishes look beautiful but require more work.

Installation and Subfloor

Hardwood must be installed on a stable, dry subfloor. Concrete subfloors require moisture barriers and special installation techniques.

Moisture control is critical. Moisture underneath hardwood causes cupping and warping. Professional installers ensure proper moisture management.

Hardwood must be acclimated to the home’s humidity level before installation. Planks are stacked in the home for 5 to 14 days to adjust to ambient humidity. This prevents excessive movement after installation.

Professional installation is essential. Poor installation causes cupping, gaps, and squeaking. Installation costs $8 to $15 per square foot. Quality installation is worth paying for.

Cost Expectations

Material costs range from $3 to $15+ per square foot depending on species and grade.

Installation costs range from $8 to $15 per square foot.

Finishing (sanding and staining if not pre-finished) costs $3 to $8 per square foot.

Total installed cost for quality hardwood typically ranges from $15 to $35 per square foot.

For a 1500-square-foot home, budget $22,500 to $52,500 for hardwood flooring throughout.

Refinishing cost typically is $3 to $8 per square foot, which is cheaper than replacement but still substantial.

Maintenance

Hardwood requires regular care. Vacuum frequently to remove grit that scratches the surface.

Clean spills immediately. Water and moisture damage wood.

Use area rugs in high-traffic areas to reduce wear.

Use felt pads under furniture to prevent scratches.

Apply a protective finish if using oil finishes. Polyurethane-finished floors require minimal maintenance beyond regular cleaning.

Avoid excessive moisture and direct sunlight, which can damage or fade hardwood.

Climate Considerations

Hardwood is best suited to moderate climates. In humid climates with significant seasonal variation, hardwood movement can be problematic.

In very dry climates, hardwood can shrink excessively, creating large gaps between planks.

In very humid climates, hardwood can swell, causing cupping or buckling.

Engineered hardwood is more appropriate for extreme climates because it’s more stable than solid hardwood.

The Reality

Hardwood flooring is beautiful and long-lasting, but it’s expensive and requires careful installation and maintenance. It’s a long-term investment appropriate if you’re staying in a home for many years.

For homes prone to moisture (basements, kitchens with potential spills), engineered hardwood is more practical than solid hardwood.

Proper installation and maintenance are critical to hardwood’s longevity. The upfront investment is justified if you’re committed to caring for the floor properly.

© The Whole Home Guide