The answer to 'average cost of hardwood floor' is that the cost can vary widely depending on several factors. Typical ranges for hardwood floor installation can be anywhere from $6 to $15 per square foot, with the average being around $8 to $12 per square foot. The actual cost will depend on the type of wood, the quality of the flooring, the size of the area being covered, and the complexity of the installation.
Factors that can influence the cost include the species of wood (oak, maple, and cherry tend to be more expensive), the thickness and grade of the flooring, whether it's prefinished or unfinished, and the complexity of the installation (e.g., if there are stairs or unique patterns involved). Additionally, the cost of labor and the region of the country can also affect the overall price. It's essential to get local quotes from reputable hardwood floor installers to get an accurate estimate for your specific project.