Rising US housing costs are being driven not only by higher mortgage rates but also by surging construction input prices, including copper, lumber, fuel, chemicals, and other building materials, according to The Wall Street Journal. Disruptions from global conflicts, supply constraints, tariffs, and mine outages have pushed key commodities such as copper and lumber to elevated levels, increasing costs for both new home construction and renovations.
These higher input costs are contributing to broader inflation pressures, raising financing rates and worsening housing affordability. Industry data and builder surveys show widespread difficulty pricing homes amid volatile material costs, while developers and manufacturers report continued pressure from energy prices, freight costs, and supply chain disruptions. Together, these factors are slowing construction activity and adding to affordability challenges in the US housing market.